Left base folder: C:\Documents and Settings\Olga\My Documents\Downloads\webform-6.x-3.0-beta5(2)\webform
Right base folder: C:\xampp\htdocs\ogorun\sites\all\modules\webform
--- webform.module	2010-04-11 09:13:52.000000000 +-0300
+++ webform.module	2010-06-02 00:49:28.000000000 +-0300
@@ -1338,18 +1338,46 @@
 
     // Shorten up our variable names.
     $component_tree = $form_state['webform']['component_tree'];
     $page_count = $form_state['webform']['page_count'];
     $page_num = $form_state['webform']['page_num'];
 
+    // Start gathering JS settings for conditional fields engine
+    $settings = array(
+      'objects' => array(),
+      'mandatory' => array(),
+      'previousPagesFields' => array(),
+      'nid' => $node->nid
+    );
+
     // Recursively add components to the form.
     foreach ($component_tree['children'] as $cid => $component) {
-      $component_value = isset($form_state['values']['submitted'][$component['form_key']]) ? $form_state['values']['submitted'][$component['form_key']] : NULL;
-      if (_webform_client_form_rule_check($node, $component, $page_num, $form_state)) {
-        _webform_client_form_add_component($component, $component_value, $form['submitted'], $form, $submission, 'form', $page_num, $filter);
-      }
+        if (isset($form_state['values']['submitted'][$component['form_key']])) {
+           $component_value = $form_state['values']['submitted'][$component['form_key']];
+        }
+        elseif (isset($form_state['storage']['submitted'][$component['form_key']])) {
+            $component_value = $form_state['storage']['submitted'][$component['form_key']];
+        }
+        else {
+            $component_value = null;
+        }
+        _webform_client_form_add_component($component, $component_value, $form['submitted'], $form, $settings, $submission, 'form', $page_num, $filter);
+    }
+
+    $form['webform_conditional_mandatory']=array(
+      '#type' => 'hidden',
+      '#default_value' => implode('|',$settings['mandatory']),
+    );
+
+    if (empty($_POST)) {
+        $path = drupal_get_path('module','webform');
+        drupal_add_js($path . '/le/jquery.json-2.2.min.js');
+        drupal_add_js($path . '/le/le.conditionsConstructor.js');
+        drupal_add_js($path . '/le/le.conditionalFormFields.js');
+        drupal_add_js(array('webformConditional' => $settings), 'setting');
+        drupal_add_js($path . '/js/webform_conditional.js');
     }
 
     // These form details help managing data upon submission.
     $form['details']['nid'] = array(
       '#type' => 'value',
       '#value' => $node->nid,
@@ -1421,79 +1449,12 @@
     }
   }
 
   return $form;
 }
 
-/**
- * Check if a component should be displayed on the current page.
- */
-function _webform_client_form_rule_check($node, $component, $page_num, $form_state = NULL, $submission = NULL) {
-  $conditional_values = isset($component['extra']['conditional_values']) ? $component['extra']['conditional_values'] : NULL;
-  $conditional_component = isset($component['extra']['conditional_component']) && isset($node->webform['components'][$component['extra']['conditional_component']]) ? $node->webform['components'][$component['extra']['conditional_component']] : NULL;
-
-  // Check the rules for this entire page. Note individual page breaks are
-  // checked down below in the individual component rule checks.
-  $show_page = TRUE;
-  if ($component['page_num'] > 1 && $component['type'] != 'pagebreak') {
-    foreach ($node->webform['components'] as $cid => $page_component) {
-      if ($page_component['type'] == 'pagebreak' && $page_component['page_num'] == $page_num) {
-        $show_page = _webform_client_form_rule_check($node, $page_component, $page_num, $form_state, $submission);
-        break;
-      }
-    }
-  }
-
-  // Check any parents' visibility rules.
-  $show_parent = $show_page;
-  if ($show_parent && $component['pid'] && isset($node->webform['components'][$component['pid']])) {
-    $parent_component = $node->webform['components'][$component['pid']];
-    $show_parent = _webform_client_form_rule_check($node, $parent_component, $page_num, $form_state, $submission);
-  }
-
-  // Check the individual component rules.
-  $show_component = $show_parent;
-  if ($show_component && $component['page_num'] == $page_num && $conditional_component && strlen(trim($conditional_values))) {
-    $input_values = array();
-    if (isset($form_state)) {
-      $parents = webform_component_parent_keys($node, $conditional_component);
-      $input_value = isset($form_state['values']['submitted']) ? $form_state['values']['submitted'] : array();
-      foreach ($parents as $parent) {
-        if (isset($input_value[$parent])) {
-          $input_value = $input_value[$parent];
-        }
-        else {
-          $input_value = NULL;
-          break;
-        }
-      }
-      $input_values = is_array($input_value) ? array_keys($input_value) : array($input_value);
-    }
-    elseif (isset($submission)) {
-      $input_values = $submission->data[$conditional_component['cid']]['value'];
-    }
-
-    $test_values = array_map('trim', explode("\n", $conditional_values));
-    if (empty($input_values) && !empty($test_values)) {
-      $show_component = FALSE;
-    }
-    else {
-      foreach ($input_values as $input_value) {
-        if ($show_component = in_array($input_value, $test_values)) {
-          break;
-        }
-      }
-    }
-
-    if ($component['extra']['conditional_operator'] == '!=') {
-      $show_component = !$show_component;
-    }
-  }
-
-  return $show_component;
-}
 
 /**
  * Add a component to a renderable array. Called recursively for fieldsets.
  *
  * This function assists in the building of the client form, as well as the
  * display of results, and the text of e-mails.
@@ -1519,13 +1480,13 @@
  *   Whether the form element properties should be filtered. Only set to FALSE
  *   if needing the raw properties for editing.
  *
  * @see webform_client_form
  * @see webform_submission_render
  */
-function _webform_client_form_add_component($component, $component_value, &$parent_fieldset, &$form, $submission, $format = 'form', $page_num = 0, $filter = TRUE) {
+function _webform_client_form_add_component($component, $component_value, &$parent_fieldset, &$form, &$js_settings, $submission, $format = 'form', $page_num = 0, $filter = TRUE) {
   $cid = $component['cid'];
 
   // Load with submission information if necessary.
   if ($format != 'form') {
     // This component is display only.
     $data = empty($submission->data[$cid]['value']) ? NULL : $submission->data[$cid]['value'];
@@ -1540,12 +1501,15 @@
       if (!isset($display_element['#id'])) {
         $display_element['#id'] = form_clean_id('edit-' . implode('-', $display_element['#parents']));
       }
       $parent_fieldset[$component['form_key']] = $display_element;
     }
   }
+  elseif ($component['page_num'] < $page_num) {
+    $js_settings['previousPagesFields'][$component['form_key']] = !is_null($component_value) ? $component_value[0] : $data;
+  }
   elseif ($component['page_num'] == $page_num) {
     // Add this user-defined field to the form (with all the values that are always available).
     $data = isset($submission->data[$cid]['value']) ? $submission->data[$cid]['value'] : NULL;
     if ($element = webform_component_invoke($component['type'], 'render', $component, $data, $filter)) {
       $parent_fieldset[$component['form_key']] = $element;
 
@@ -1555,12 +1519,28 @@
         if (is_array($component_value)) {
           foreach ($component_value as $key => $value) {
             if (isset($parent_fieldset[$component['form_key']][$key])) {
               $parent_fieldset[$component['form_key']][$key]['#default_value'] = $value;
             }
           }
+        }
+      }
+
+
+      if(!empty($component['extra']['condition'])){
+        $condition = json_decode($component['extra']['condition']);
+        if (!empty($condition->optype)) {
+          $js_settings['objects'][$component['form_key']] = array(
+            'type' => $component['type'],
+            'fieldsetId' => !empty($component['#parent_fieldsets']) ? implode('_', $component['#parent_fieldsets']) : '', // array_slice($parent_fieldset, 0, -1)),
+            'expression' => $condition,
+            'mandatory' => (bool)$component['extra']['conditional_mandatory'],
+          );
+        }
+        if($component['extra']['conditional_mandatory']){
+          $js_settings['mandatory'][] = $component['form_key'];
         }
       }
     }
     else {
       drupal_set_message(t('The webform component @type is not able to be displayed', array('@type' => $component['type'])));
     }
@@ -1573,13 +1553,16 @@
     $parent_fieldset[$component['form_key']]['#webform_validated'] = FALSE;
   }
 
   if (isset($component['children']) && is_array($component['children'])) {
     foreach ($component['children'] as $scid => $subcomponent) {
       $subcomponent_value = isset($component_value[$subcomponent['form_key']]) ? $component_value[$subcomponent['form_key']] : NULL;
-      _webform_client_form_add_component($subcomponent, $subcomponent_value, $parent_fieldset[$component['form_key']], $form, $submission, $format, $page_num, $filter);
+      $fieldsets = !empty($component['#parent_fieldsets']) ? $component['#parent_fieldsets'] : array();
+      $fieldsets[] = $component['form_key'];
+      $subcomponent['#parent_fieldsets'] = $fieldsets;
+      _webform_client_form_add_component($subcomponent, $subcomponent_value, $parent_fieldset[$component['form_key']], $form, $js_settings, $submission, $format, $page_num, $filter);
     }
   }
 }
 
 function webform_client_form_validate($form, &$form_state) {
   $node = node_load($form_state['values']['details']['nid']);
@@ -1595,15 +1578,59 @@
       $error = theme('webform_view_messages', $node, 0, 1, 0, $limit_exceeded, array_keys(user_roles()));
       form_set_error('', $error);
       return;
     }
   }
 
+  // Check conditional mandatory fields
+  _webform_client_form_conditional_mandatory_validate($form, $form_state);
+
   // Run all #element_validate and #required checks. These are skipped initially
   // by setting #validated = TRUE on all components when they are added.
   _webform_client_form_validate($form, $form_state);
+}
+
+/**
+ * Check conditional mandatory fields - fields that should be filled in in case they are visible
+ *
+ * To avoid duplication in condition evaluation all calculation is done only on client side
+ * and pass fields that should be considered not mandatory with hidden field 'webform_conditional_mandatory'
+ *
+ * @param array $form
+ * @param array $form_state
+ */
+function _webform_client_form_conditional_mandatory_validate($form, $form_state) {
+  if (!empty($form_state['values']['webform_conditional_mandatory'])) {
+    $mandatory = explode('|', $form_state['values']['webform_conditional_mandatory']);
+    $values = _webform_flattern_submitted_tree($form_state['values']['submitted']);
+    foreach($mandatory as $name) {
+      if ($values[$name]['value'] == '') {
+        form_set_error('submitted][' . implode('][', $values[$name]['parents']) . $name, t('Field !name is required', array('!name' => $name)));
+      }
+    }
+  }
+}
+
+function _webform_flattern_submitted_tree($submitted, $parents = array()) {
+    $values = array();
+    if (!empty($submitted)) {
+        foreach ($submitted as $field => $val) {
+            if (is_array($val)) {
+                $next_parents = $parents;
+                array_push($next_parents, $field);
+                $values = array_merge($values, _webform_flattern_submitted_tree($val, $next_parents));
+            }
+            else {
+                $values[$field]['value'] = $val;
+                $values[$field]['parents'] = $parents;
+            }
+        }
+    }
+
+    return $values;
+
 }
 
 /**
  * Recursive validation function to trigger normal Drupal validation.
  *
  * This function imitates _form_validate in Drupal's form.inc, only it sets

  
Left base folder: C:\Documents and Settings\Olga\My Documents\Downloads\webform-6.x-3.0-beta5(2)\webform
Right base folder: C:\xampp\htdocs\ogorun\sites\all\modules\webform
--- includes\webform.components.inc	2010-06-02 00:54:12.000000000 +-0300
+++ includes\webform.components.inc	2010-06-02 00:53:26.000000000 +-0300
@@ -420,72 +420,74 @@
     '#description' => t('Optional. In the menu, the heavier items will sink and the lighter items will be positioned nearer the top.'),
     '#weight' => 4,
   );
 
   // Add conditional fields.
   $conditional_components = array();
-  $counter = 0;
   $last_pagebreak_slice = 0;
   foreach ($node->webform['components'] as $cid => $test_component) {
     // Only components before the pagebreak can be considered.
-    if ($test_component['type'] == 'pagebreak') {
-      $last_pagebreak_slice = $counter;
-    }
-    if (isset($component['cid']) && $cid == $component['cid']) {
+    if (isset($component['cid']) && $cid == $component['cid']) {
       break;
     }
     if (webform_component_feature($test_component['type'], 'conditional')) {
-      $conditional_components[$cid] = $test_component;
+      $conditional_components[$test_component['form_key']] = $test_component['name'];
     }
-    $counter++;
   }
-  if ($component['type'] != 'pagebreak') {
-    $fieldset_description = t('Create a rule to control whether or not to skip this page.');
-  }
-  else {
-    $fieldset_description = t('Create a rule to control whether or not to show this form element.');
-  }
-  $conditional_components = array_slice($conditional_components, 0, $last_pagebreak_slice, TRUE);
   $form['conditional'] = array(
     '#weight' => 10,
     '#type' => 'fieldset',
     '#title' => t('Conditional rules'),
     '#collapsible' => TRUE,
-    '#collapsed' => TRUE,
+    '#collapsed' => !$component['extra']['condition'],
     '#description' => t('Create a rule to control whether or not to show this form element.'),
     '#tree' => FALSE,
   );
   $form['conditional']['extra'] = array(
     '#tree' => TRUE,
   );
-  $form['conditional']['extra']['conditional_component'] = array(
-    '#type' => 'select',
-    '#title' => t('Component'),
-    '#options' => webform_component_list($node, $conditional_components, FALSE, TRUE),
-    '#description' => t('Select another component to decide whether to show or hide this component. You can only select components occurring before the most recent pagebreak.'),
-    '#default_value' => $component['extra']['conditional_component'],
+
+  $form['conditional']['extra']['condition'] = array(
+    '#type' => 'hidden',
+    '#default_value' => $component['extra']['condition']
   );
-  $form['conditional']['extra']['conditional_operator'] = array(
-    '#type' => 'select',
-    '#title' => t('Operator'),
-    '#options' => array(
-      '=' => t('Is one of'),
-      '!=' => t('Is not one of')
-    ),
-    '#description' => t('Determines whether the list below is inclusive or exclusive.'),
-    '#default_value' => $component['extra']['conditional_operator'],
+
+  $form['conditional']['extra']['conditional_mandatory'] = array(
+    '#type' => 'checkbox',
+    '#title' => t('Conditional mandatory'),
+    '#default_value' => $component['extra']['conditional_mandatory']
   );
-  $form['conditional']['extra']['conditional_values'] = array(
-    '#type' => 'textarea',
-    '#title' => t('Values'),
-    '#description' => t('List values, one per line, that will trigger this action. If you leave this blank, this component will always display.'),
-    '#default_value' => $component['extra']['conditional_values'],
+
+  $form['conditional']['extra']['constructor'] = array(
+     '#type' => 'markup',
+     '#value' => '<div id="webform-conditions-constructor"></div>'
   );
 
   if (empty($conditional_components)) {
     $form['conditional']['#access'] = FALSE;
+  }
+  else {
+    $settings = array(
+      'webformConditionalSettings' => array(
+        'currentConditions' => $component['extra']['condition'] ? json_decode($component['extra']['condition']) : new StdClass(),
+        'lOperandFormElement' => 'select',
+        'availableLOperands' => $conditional_components,
+        'buttonFlags' => array(
+          'addElement' => true,
+          'addAndGroup' => true,
+          'addOrGroup' => true,
+          'showExpression' => true
+        ),
+      )
+    );
+    drupal_add_js($settings, 'setting');
+    $path = drupal_get_path('module','webform');
+    drupal_add_js($path . '/js/webform_conditional.js');
+    drupal_add_js($path . '/le/jquery.json-2.2.min.js');
+    drupal_add_js($path . '/le/le.conditionsConstructor.js');
+    drupal_add_css($path . '/le/conditions_constructor.css');
   }
 
   // Add the fields specific to this component type:
   $additional_form_elements = (array) webform_component_invoke($component['type'], 'edit', $component);
   if (empty($additional_form_elements)) {
     drupal_set_message(t('The webform component of type @type does not have an edit function defined.', array('@type' => $component['type'])));


Left base folder: C:\Documents and Settings\Olga\My Documents\Downloads\webform-6.x-3.0-beta5(2)\webform
Right base folder: C:\xampp\htdocs\ogorun\sites\all\modules\webform
--- includes\webform.submissions.inc	2010-03-26 03:50:36.000000000 +-0300
+++ includes\webform.submissions.inc	2010-06-02 00:48:00.000000000 +-0300
@@ -223,13 +223,13 @@
   $excluded_components = isset($email) ? $email['excluded_components'] : array();
 
   _webform_components_tree_build($node->webform['components'], $component_tree, 0, $page_count);
 
   // Recursively add components to the form.
   foreach ($component_tree['children'] as $cid => $component) {
-    if (!in_array($cid, $excluded_components) && _webform_client_form_rule_check($node, $component, $component['page_num'], NULL, $submission)) {
+    if (!in_array($cid, $excluded_components)) {
       _webform_client_form_add_component($component, NULL, $renderable, $renderable, $submission, $format);
     }
   }
 
   return drupal_render($renderable);
 }


Left base folder: C:\Documents and Settings\Olga\My Documents\Downloads\webform-6.x-3.0-beta5(2)\webform
Right base folder: C:\xampp\htdocs\ogorun\sites\all\modules\webform
--- 
+++ js\webform_conditional.js	2010-05-29 17:23:20.000000000 +-0300
@@ -0,0 +1,97 @@
+Drupal.behaviors.webformCond = function(context) {
+  if (typeof Drupal.settings['webformConditional'] != 'undefined' && Drupal.settings['webformConditional']['objects']) {
+    var options = {
+      mandatoryFieldSelector: '#edit-webform-conditional-mandatory',
+      objectByName: function(name) {
+        return $('[name*="['+name+']"]');
+      },
+      feldsetByName: function(name) {
+        return $('#webform-component-' + name);
+      },
+      getWrapper: function(name,info) {
+        if(info['type']=='fieldset' || info['type']=='markup'){
+          return $('#webform-component-' + name);
+        }
+        var cssName = name.replace(/_/g,"-");
+        if(info['fieldsetId']!=''){
+          cssName = info['fieldsetId'].replace(/_/g,"-") + "-" + cssName;
+        }
+
+        if (info['type'] == 'grid') {
+          return $('[name*=\"['+name+']\"]').parent('.form-item').parents('.form-item');
+        }
+        var cssId = "#edit-submitted-" + cssName + "-wrapper";
+        if($(cssId).length==0) {
+          cssId = "#edit-submitted-" + cssName + "-1-wrapper";
+          return $(cssId).parent().parent();
+        } else {
+          return $(cssId);
+        }
+      },
+      expression: $.le.defaultOptions.conditionalForm.expression
+    };
+		
+
+    options.setMandatoryLikeView = function(name, info) {
+      var wrap = options.getWrapper(name, info).parent();
+      if (!wrap.find('label span.form-required').length) {
+        $('<span title="This field is required." class="form-required">*</span>').appendTo(wrap.find('label'));
+      }
+    };
+
+    options.expression.operandHandler.left = function (val) {
+      var obj = options.objectByName(val);
+      if (obj.length) {
+          if(obj.filter('input:checked').length == 1) {
+            return obj.filter('input:checked').val();
+          } else if(obj.filter('input:checkbox,input:radio').length) {
+            return false;
+          } else if(obj.filter('option:selected').length == 1) {
+            return obj.filter('option:selected').val();
+          } else {
+            return obj.val();
+          }
+      }
+      else if (Drupal.settings.webformConditional.previousPagesFields[val]) {
+          return Drupal.settings.webformConditional.previousPagesFields[val];
+      }
+      else {
+          return false;
+      }
+
+    };
+
+    $.extend(options, Drupal.settings.webformConditional);
+		
+    $('form.webform-client-form').leConditionalForm(options);
+  }
+};
+
+Drupal.behaviors.webformCondSettings = function(context) {
+	
+    $('#webform-conditions-constructor:not(.webformCondSettings-processed)', context)
+    .addClass('webformCondSettings-processed')
+    .each(function() {
+    	var domObj = this;
+    	var $this = $(this);
+    	var options = Drupal.settings.webformConditionalSettings;
+    	options.defaultNewElement = function () {
+    		var el;
+    		for (el in options.availableLOperands) {
+    			break;
+    		}
+			return {
+				optype: 'el',
+				left: el,
+				op:  'opEqual',
+				right: '',
+				neg: false							
+			};
+		}	
+    	var conditions = $this.leConstructor(Drupal.settings.webformConditionalSettings.currentConditions, options);
+    	
+    	$('#webform-component-edit-form').submit(function () {
+    		$('#edit-extra-condition').val(domObj.le.expression.getSerialised());
+    	});
+    });
+};


Left base folder: C:\Documents and Settings\Olga\My Documents\Downloads\webform-6.x-3.0-beta5(2)\webform
Right base folder: C:\xampp\htdocs\ogorun\sites\all\modules\webform
--- 
+++ le\conditions_constructor.css	2010-05-22 21:33:56.000000000 +-0300
@@ -0,0 +1,47 @@
+@CHARSET "UTF-8";
+.constructor ul, .constructor ul li{	
+	list-style-image:url("icons/condition.png");
+	list-style-type:square;
+	background: none;
+/*	padding-left: 15px;*/
+}
+
+.constructor-group {
+	padding: 10px 20px;
+	border: 1px solid #DDE5EA;
+}
+
+.constructor ul.constructor-admin-links {
+	display: inline; 
+	list-style-type:none;
+}
+
+.constructor .constructor-admin-links li {
+	 display: inline; 
+	 padding: 0px 7px;
+	/* background: white url("icons/add.png") no-repeat; */
+}
+
+.conditions-constructor ul, .conditions-constructor ul li{	
+	list-style-image:url("icons/condition.png");
+	list-style-type:square;
+	background: none;
+	padding-left: 15px;
+}
+
+.conditions-constructor-group {
+	padding: 10px 20px;
+	border: 1px solid #DDE5EA;
+}
+
+.conditions-constructor ul.conditions-constructor-admin-links {
+	display: inline; 
+	list-style-image:url("icons/add.png");
+	list-style-type:square;
+}
+
+.conditions-constructor .conditions-constructor-admin-links li {
+	 display: inline; 
+	 padding: 0px 7px;
+	/* background: white url("icons/add.png") no-repeat; */
+}
\ No newline at end of file


Left base folder: C:\Documents and Settings\Olga\My Documents\Downloads\webform-6.x-3.0-beta5(2)\webform
Right base folder: C:\xampp\htdocs\ogorun\sites\all\modules\webform
--- 
+++ le\jquery.json-2.2.min.js	2010-05-13 09:50:38.000000000 +-0300
@@ -0,0 +1,31 @@
+
+(function($){$.toJSON=function(o)
+{if(typeof(JSON)=='object'&&JSON.stringify)
+return JSON.stringify(o);var type=typeof(o);if(o===null)
+return"null";if(type=="undefined")
+return undefined;if(type=="number"||type=="boolean")
+return o+"";if(type=="string")
+return $.quoteString(o);if(type=='object')
+{if(typeof o.toJSON=="function")
+return $.toJSON(o.toJSON());if(o.constructor===Date)
+{var month=o.getUTCMonth()+1;if(month<10)month='0'+month;var day=o.getUTCDate();if(day<10)day='0'+day;var year=o.getUTCFullYear();var hours=o.getUTCHours();if(hours<10)hours='0'+hours;var minutes=o.getUTCMinutes();if(minutes<10)minutes='0'+minutes;var seconds=o.getUTCSeconds();if(seconds<10)seconds='0'+seconds;var milli=o.getUTCMilliseconds();if(milli<100)milli='0'+milli;if(milli<10)milli='0'+milli;return'"'+year+'-'+month+'-'+day+'T'+
+hours+':'+minutes+':'+seconds+'.'+milli+'Z"';}
+if(o.constructor===Array)
+{var ret=[];for(var i=0;i<o.length;i++)
+ret.push($.toJSON(o[i])||"null");return"["+ret.join(",")+"]";}
+var pairs=[];for(var k in o){var name;var type=typeof k;if(type=="number")
+name='"'+k+'"';else if(type=="string")
+name=$.quoteString(k);else
+continue;if(typeof o[k]=="function")
+continue;var val=$.toJSON(o[k]);pairs.push(name+":"+val);}
+return"{"+pairs.join(", ")+"}";}};$.evalJSON=function(src)
+{if(typeof(JSON)=='object'&&JSON.parse)
+return JSON.parse(src);return eval("("+src+")");};$.secureEvalJSON=function(src)
+{if(typeof(JSON)=='object'&&JSON.parse)
+return JSON.parse(src);var filtered=src;filtered=filtered.replace(/\\["\\\/bfnrtu]/g,'@');filtered=filtered.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,']');filtered=filtered.replace(/(?:^|:|,)(?:\s*\[)+/g,'');if(/^[\],:{}\s]*$/.test(filtered))
+return eval("("+src+")");else
+throw new SyntaxError("Error parsing JSON, source is not valid.");};$.quoteString=function(string)
+{if(string.match(_escapeable))
+{return'"'+string.replace(_escapeable,function(a)
+{var c=_meta[a];if(typeof c==='string')return c;c=a.charCodeAt();return'\\u00'+Math.floor(c/16).toString(16)+(c%16).toString(16);})+'"';}
+return'"'+string+'"';};var _escapeable=/["\\\x00-\x1f\x7f-\x9f]/g;var _meta={'\b':'\\b','\t':'\\t','\n':'\\n','\f':'\\f','\r':'\\r','"':'\\"','\\':'\\\\'};})(jQuery);
\ No newline at end of file


Left base folder: C:\Documents and Settings\Olga\My Documents\Downloads\webform-6.x-3.0-beta5(2)\webform
Right base folder: C:\xampp\htdocs\ogorun\sites\all\modules\webform
--- 
+++ le\le.conditionalFormFields.js	2010-05-29 17:09:14.000000000 +-0300
@@ -0,0 +1,220 @@
+(function($) {
+    // setup a namespace for us
+    var nsp = 'le';
+	$[nsp].conditionalForm = function(form, o){
+		
+		this.formDomObj = form[0];
+		var that = this;
+		var _ = {
+			dependencies: function(expression) {
+				var result = [];
+				
+				if (typeof expression['optype'] != 'undefined') {
+					switch (expression['optype']) {
+						case 'expr':
+							$.each(expression.operands, function(key, operand) {
+								result = $.unique(result.concat(_.dependencies(operand)));
+							});
+							break;
+						case 'el':
+							result = [expression.left];
+							break;
+					}
+				}
+				
+				return result;
+			},
+			
+			buildDependencies: function (formFields) {
+				var dependents = {};
+				
+				$.each(formFields, function(dependentField, dependentInfo) {
+                                    var fieldObj = o.objectByName(dependentField);
+                                    if (fieldObj.length) {
+					var fields = _.dependencies(dependentInfo.expression);
+					$.each(fields, function(key, field) {
+						if (typeof dependents[field] == 'undefined') {
+							dependents[field] = [dependentField];
+						}
+						else {
+							dependents[field].push(dependentField);
+						}
+					});
+                                    }
+				});
+				
+				return dependents;			
+			},
+			
+			changeFunction: function (name, info, mandatory) {
+				//var o = that.formDomObj[nsp].options;
+				var obj = o.objectByName(name);
+				var wrap = o.getWrapper(name, info);
+				if(obj[0][nsp].expression.evaluate()) {
+					// show the hidden div
+					wrap.show("slow");
+					_.updateDependent(name, false, mandatory);
+				}
+				else {
+					// otherwise, hide it
+					_.clearDependent(name, info, mandatory);
+					wrap.css("display", "none"); // hide() doesn't work if element is in hidden container
+				}					
+			},
+			
+			updateDependent: function(field, exclude, mandatoryList) {
+				//var o = that.formDomObj[nsp].options;
+				
+				if (!o.mandatoryFieldSelector || !$(o.mandatoryFieldSelector, form).length) {
+					return;
+				}
+				
+				if ($.inArray(field, mandatoryList) >  -1) {
+					var mandatory = $(o.mandatoryFieldSelector).val();
+					mandatory = mandatory ? mandatory.split('|') : [];
+					var index = $.inArray(field, mandatory);
+					if (index > -1 && exclude) { // add
+						mandatory.splice(index, 1);
+					}
+					else if (index == -1 && !exclude) { // remove
+						mandatory[mandatory.length] = field;
+					}
+					
+					$(o.mandatoryFieldSelector).val(mandatory.join('|'));
+				}
+			},
+			
+			clearDependent: function(dependentField,dependentInfo, mandatory) {
+				_.updateDependent(dependentField, true, mandatory);
+				
+			    if(dependentInfo['type']=='fieldset'){
+				  // when hidding a fieldset clear all components inside it
+			    	var fieldset = o.fieldsetByName(name);
+					$('input[type=text], select, textarea', fieldset).val('').trigger('change');				
+					$('input[type=checkbox],input[type=radio]', fieldset).attr('checked', false).trigger('change');
+					return;
+				 }
+			    
+				var component = o.objectByName(dependentField);
+				 
+				 //make sure there are actually components - could be just markup
+				if(component.length > 0){
+					 if((component[0].nodeName == 'INPUT' && component.attr('type') == 'text' )
+					 	|| component[0].nodeName == 'SELECT'
+					 	|| component[0].nodeName == 'TEXTAREA') {
+						 component.val('').trigger('change');
+					 }else if(component[0].nodeName == 'INPUT' &&
+							(component.attr('type') == 'radio' || component.attr('type') == 'checkbox'  ) ){
+						 component.attr('checked', false).trigger('change');
+					 }
+				 }
+			}
+		};
+		
+		if (o.mandatoryFieldSelector && $(o.mandatoryFieldSelector, form).length) {
+			$(o.mandatoryFieldSelector, form).val('');
+		}
+		var dependents = _.buildDependencies(o.objects);
+		var expressionOpts = o.expression ? o.expression : {};
+		
+		$.each(o.objects, function(dependentField, dependentInfo) {
+			var fieldObj = o.objectByName(dependentField);
+			if (fieldObj.length) {
+				fieldObj[0][nsp] = {
+						expression: new $[nsp].expression(dependentInfo.expression, expressionOpts)
+					};
+					
+				var formItemWrapper = o.getWrapper(dependentField,dependentInfo);
+				if (formItemWrapper.length) {
+					formItemWrapper.css("display", "none");
+				}
+				if (dependentInfo['mandatory']) {
+					o.setMandatoryLikeView(dependentField, dependentInfo);
+				}
+				_.changeFunction(dependentField, dependentInfo, o.mandatory);
+			}
+		});
+		
+		$.each(dependents, function(field, dependentFieldNames) {	
+			var components = o.objectByName(field);
+                        if (components.length) {
+			  if(components.attr('type')=='radio' || components.attr('type')=='checkbox'){
+				components.click(changeFunction);
+			  }else{
+				components.change(changeFunction);
+			  }
+			  components.change(changeFunction);
+                        }
+			
+			function changeFunction() {
+				$.each(dependentFieldNames, function(key, name) {
+					_.changeFunction(name, o.objects[name], o.mandatory);
+				});
+			};			
+		});	
+	};
+	
+    $[nsp].defaultOptions.conditionalForm = {
+    	expression: {
+			operandHandler: {
+				left: function (val) {
+					var obj = $('[name="'+val+'"]');
+					if(obj.filter('input:checked').length == 1){
+						return obj.filter('input:checked').val();
+					}else if(obj.filter('option:selected').length == 1){
+						return obj.filter('option:selected').val();
+					}else {
+						return obj.val();
+					}
+				},
+				right: function (val) {
+					return val;
+				}
+    		}
+    	},
+    	mandatoryFieldSelector: null,
+    	objectByName: function(name) {
+    		return $('[name="'+name+'"]');
+    	},
+    	feldsetByName: function(name) {
+    		// suppose name stands for ID in case of fieldset
+    		return $('#' + name);
+    	},
+    	getWrapper: function(name,info) {
+    		return $('[name="'+name+'"]').parent();
+    	},
+    	setMandatoryLikeView: function(name, info) {
+    		var wrap = $('[name="'+name+'"').parent();
+    		if (!wrap.find('label span.form-required').length) {
+    			$('<span title="This field is required." class="form-required">*</span>').appendTo(wrap.find('label'));
+    		}
+    	}
+    };
+    
+    $.fn[nsp+'ConditionalForm'] = function(opts) {
+        var localOpts = $.extend( 
+           {}, 
+           $[nsp].defaultOptions.conditionalForm, 
+           opts
+        );   	
+        
+        function conditionalForm() {
+	        // $this to access the jQuery object
+	        var $this = $(this);
+			
+	         // lets you override the options
+	        // inside the dom objects class property
+	        // requires the jQuery metadata plugin
+	        // <div class="hello {color: 'red'}">ddd</div>
+			var metaOpts = $.meta ? $.extend({}, localOpts, $this.data()) : localOpts;
+			if (!this[nsp]) {
+				this[nsp] = {};
+			}
+			this[nsp].options = metaOpts;
+	        $[nsp].conditionalForm($this, this[nsp].options);
+        };
+        
+        // run the action for each matching node
+        return this.each(conditionalForm);
+    };
+})(jQuery);
\ No newline at end of file


Left base folder: C:\Documents and Settings\Olga\My Documents\Downloads\webform-6.x-3.0-beta5(2)\webform
Right base folder: C:\xampp\htdocs\ogorun\sites\all\modules\webform
--- 
+++ le\le.conditionsConstructor.js	2010-05-25 00:18:48.000000000 +-0300
@@ -0,0 +1,737 @@
+/* *********************************************************************
+jQuery Plugin: logicalExpression
+
+Conditions constructor is jquery plugin with two main purposes:
+ - Provide API for creation/changing/evaluation of arbitrary complicity logical expression 
+ - Provide GUI for such expression building
+
+  @author Olga Gorun <ogorun@gmail.com>
+  
+  TODO:
+  ======
+  *) Improve error handling
+  *) Make expression.obj - private field
+ ** **********************************************************************/
+;(function($) {
+    // setup a namespace for us
+    var nsp = 'le';
+
+   // Public Static Variables and Methods
+    $[nsp] = {
+	
+		//$.le.defaultOptions
+		defaultOptions: {
+		},
+	
+		// $.le.expression
+		// Base component class representing expression and its API
+		expression: function (expr, options) {
+
+			/**
+			 * @var obj 
+			 *   - expression tree object
+			 *
+			 *   obj = <expr>
+			 * 
+			 *   <expr> = <el> | <group>
+			 *
+			 *   <el> = {
+			 *       optype: 'el',
+			 *       left: <left operand value>,
+			 *       op: <operator name>,
+			 *       right: <right operand value>,
+			 *       neg: <negated flag>
+			 *  };
+			 *
+			 * <group> = {
+			 *       optype: 'expr',
+			 *       type: 'AND' | 'OR',
+			 *       neg: <negated flag>
+			 *       operands: [<expr1>, <expr2>, ...]
+			 *  };
+			 **/
+			this.obj = expr ? expr : null;
+			
+			/**
+			 * @var o 
+			 *  - options
+			 **/
+			this.o = $.extend({}, $[nsp].defaultOptions.expression, options);
+			
+			////////////////////////////// API methods /////////////////////////////////
+			
+			/**
+			 * Return expression object
+			 **/
+			this.getExpression =  function() {
+				return this.obj;
+			};
+			
+			/**
+			 * Returns serialized expression
+			 **/
+			this.getSerialised = function() {
+				return $.isFunction($.toJSON) ? $.toJSON(this.obj) : $.param(this.obj);
+			};
+			
+			/**
+			 * Add simple element to expression
+			 *
+			 * @var level
+			 *    - Array containing 'path' to parent element
+			 * @var left
+			 *   - Left operand
+			 * @var op
+			 *  - Operator name
+			 * @var right
+			 *  - Right operand
+			 * @var negated
+			 *  - Negated flag
+			 **/
+			this.addElement = function(level, left, op, right, negated) {
+				var el = {
+					optype: 'el',
+					left: left,
+					op: op,
+					right: right,
+					neg: (negated ? true : false)
+				};
+				
+				return _.addElement(level, el);
+			};
+			
+			/**
+			 * Add new expression (group)  to expression.
+			 * AND or OR expression without operands
+			 *
+			 * @var level
+			 *    - Array containing 'path' to parent element
+			 * @var type
+			 *   - AND|OR
+			 * @var negated
+			 *  - Negated flag
+			 **/			
+			this.addNewGroup = function(level, type, negated) {
+				var el = {
+					optype: 'expr',
+					type: type,
+					neg: (negated ? true : false),
+					operands: []
+				};
+				
+				return _.addElement(level, el);
+			};
+
+			/**
+			 * Add expression given by object to expression.
+			 *
+			 * @var level
+			 *    - Array containing 'path' to parent element
+			 * @var expr
+			 *   - $.le.expression class object
+			 **/				
+			this.addExpression = function(level, expr) {
+				return _.addElement(level, expr.getExpression());
+			};
+			
+			/**
+			  * Change expression element property
+			 *
+			 * @var level
+			 *    - Array containing 'path' to element
+			 * @var key
+			 *   - property name
+			 * @var val
+			 *   - property value
+			  **/
+			this.changeElement = function(level, key, val) {
+				var el = _.findExpressionElement(level);
+				if (!el) {
+					return false;
+				}
+				
+				el[key] = val;
+				return true;
+			};
+			
+			/**
+			 * Delete element from expression
+			 *
+			 * @var level
+			 *    - Array containing 'path' to element
+			 **/
+			this.deleteElement = function(level) {
+				if (level.length > 1) {
+					var parentLevel = level.slice(0, -1);
+					var parent = _.findExpressionElement(parentLevel);
+					if (!parent) {
+						return false;
+					}
+					if (parent.operands.length >= level[level.length -1]) {
+						parent.operands.splice(level[level.length -1] - 1, 1);
+					}
+				}
+				else {
+					this.obj = null;
+				}
+				
+				return true;
+			};
+			
+			/**
+			 * Evaluates expression
+			 **/			
+			this.evaluate = function() {
+				return _.evaluate(this.obj);
+			};
+			////////////////////////////// End of API methods /////////////////////////////////
+			
+			var that = this;
+			var _ = {
+				findExpressionElement: function(levelArr) {
+					var i;
+						
+					var test = that.obj;
+					if (levelArr.length > 1) {
+						for (i = 1; i < levelArr.length; i++)
+						{
+							if (typeof test == 'object' && typeof test['optype'] == 'string') {
+								switch (test.optype) {
+									case 'expr':
+										test = test.operands[levelArr[i] - 1];
+										break;
+									case 'el':
+										if (i < levelArr.length - 1) {
+											return null;
+										}
+								}
+							}
+						}
+					}
+						
+					return test;
+				},
+				
+				addElement: function (parentLevel, el) {
+					var parent;				
+					
+					if (parentLevel[0] == '0') {
+						// add to root as last element
+						if (that.obj == null || typeof that.obj['optype'] != 'string') {
+							//   1. empty tree
+							that.obj = el;
+						}
+						else {
+							// not empty tree. 
+							// Rebuild it with new root AND expression with two operands:
+							// - Previous root is first one
+							// - New element is last one
+							
+							var temp = that.o.defaultNewExpr();
+							temp.operands[0] = that.obj;
+							temp.operands[1] = el;
+							that.obj = temp;
+						}
+					}
+					else {
+						// add to group element with default properties
+						parent = _.findExpressionElement(parentLevel);
+						if (typeof parent['operands'] == 'undefined') {
+							return false;
+						}
+						parent.operands[parent.operands.length] = el;
+					}
+
+					return true;
+				},
+				
+				evaluate : function(e) {
+					var result = true;
+		
+					if (typeof e['optype'] != 'undefined') {
+						switch (e['optype']) {
+							case 'expr':
+								if (e['type'] == 'AND') {
+									$.each(e['operands'], function(key, operand) {
+										result = result && _.evaluate(operand);
+										if (!result) { // optimization break in case of FALSE
+											return false;
+										}
+									});
+								}
+								else {
+									// type == OR
+									result = false;
+									$.each(e['operands'], function(key, operand) {
+										result = result || _.evaluate(operand);
+										if (result) { // optimization break in case of TRUE
+											return false;
+										}
+									});			
+								}
+								break;
+							case 'el':
+								result = _.match(e.left, e.right, e.op);
+								break;
+						}
+			
+						if (e.neg) {
+							result = !result;
+						}
+					}
+		
+					return result;
+				},
+				
+				match: function(left, right, op) {
+					var result = false;
+					var l = that.o.operandHandler.left(left);
+					var r = that.o.operandHandler.right(right);
+					if ($.isFunction(that.o.ops[op]))
+					{
+						result = that.o.ops[op](l, r);
+					}
+					else
+					{
+						result = that.o.ops['opEqual'](l, r);
+					}
+					
+					return result;
+				}
+			};
+			
+		}
+	};
+
+	var _ = {};
+	
+	// $.le.defaultOptions.expression
+	$[nsp].defaultOptions.expression = {
+		ops: {
+			opEqual: function(val, sample) {
+				return val == sample;
+			},
+				
+			opLess: function(val, sample) {
+				return parseFloat(val) < parseFloat(sample);
+			},
+				
+			opLessOrEqual: function(val, sample) {
+				return parseFloat(val) <= parseFloat(sample);
+			},
+				
+			opGreater: function(val, sample) {
+				return parseFloat(val) > parseFloat(sample);
+			},
+				
+			opGreaterOrEqual: function(val, sample) {
+				return parseFloat(val) >= parseFloat(sample);
+			},
+				
+			opOneOf: function(val, sample) {
+				var pattern = new RegExp('^' + sample + '$');
+				return pattern.test(val);
+			},
+				
+			opStartsFrom: function(val, sample) {
+				var pattern = new RegExp('^' + sample);
+				return pattern.test(val);
+			},
+				
+			opEndsWith: function(val, sample) {
+				var pattern = new RegExp(sample + '$');
+				return pattern.test(val);
+			},
+
+			opContains: function(val, sample) {
+				var pattern = new RegExp(sample);
+				return pattern.test(val);
+			},
+
+			opEmpty: function(val, sample) {
+				return !val;
+			}		
+		},
+		operandHandler: {
+			left: function (val) {
+				return val;
+			},
+			right: function (val) {
+				return val;
+			}
+		},	
+		defaultNewExpr: function() {
+			return {
+				optype: 'expr',
+				type: 'AND',
+				neg: false,
+				operands: []
+			};
+		}
+	};
+	// end of $[nsp].expression class
+	
+	// $le.constructor
+	$[nsp].constructor = function(container, expr, options){
+		
+		this.renderElement = function(el, level, o) {		
+			var left, right, operator, negated;
+			
+			if (o.lOperandFormElement == 'select') {
+				left = _.form.select('constructor_el_l_' + _.utils.classToNameDecorate(level), el.left, o.availableLOperands);
+			}
+			else {
+				left = _.form.input('constructor_el_l_' + _.utils.classToNameDecorate(level), el.left);
+			}
+			
+			if (o.rOperandFormElement == 'select') {
+				right = _.form.select('constructor_el_r_' + _.utils.classToNameDecorate(level), el.right, o.availableROperands);
+			}
+			else {
+				right = _.form.input('constructor_el_r_' + _.utils.classToNameDecorate(level), el.right);
+			}
+			
+			operator = _.form.select('constructor_el_op_' + _.utils.classToNameDecorate(level), el.op, o.availableOperators);
+			negated = _.form.checkbox('constructor_el_neg_' + _.utils.classToNameDecorate(level), 'Negated', el.neg);
+				
+			return '<div class="constructor-el level-' + level + '">' + 
+						' <span class="constructor-el-l">' + left + '</span>' +
+						' <span class="constructor-el-op">' + operator + '</span>' +
+						' <span class="constructor-el-r">' + right + '</span>' +
+						' <em class="constructor-el-negated">' + negated + '</em>' +
+						' <span><ul class="constructor-admin-links">' +
+							'<li><a href="" class="constructor-admin-delete-el level-' + level + '">Delete</a></li>' +
+						'</ul></span>' +
+					'</div>';
+		};
+		
+		this.renderGroup = function(el, level, o) {
+			var operands, negated, i;
+			
+			negated = _.form.checkbox('constructor_group_neg_' + _.utils.classToNameDecorate(level), 'Negated', el.neg);
+			
+			operands = '';
+			if (el.operands.length)	{
+				operands = '<ul>';
+				for (i = 0; i < el.operands.length; i++) {
+					operands += '<li>' + _.renderTree(el.operands[i], level + '-' + (i+1), o) + '</li>';
+				}
+				operands += '</ul>';
+			}
+			
+			return '<div class="constructor-group type-' + el.type + ' level-' + level + '">' +
+						'<span class="constructor-group-label type-' + el.type + '">' + el.type + '</span>' +
+						' <em class="constructor-group-negated">' + negated + '</em>' +
+						  operands +
+						'<ul class="constructor-admin-links">' +
+							'<li><a href="" class="level-' + level + ' constructor-admin-delete-group">Delete expression</a></li>' +
+							'<li><a href="" class="level-' + level + ' constructor-admin-add-el">Add element</a></li>' +
+							'<li><a href="" class="level-' + level + ' constructor-admin-add-and-group">Add <em>AND</em> expression</a></li>' +
+							'<li><a href="" class="level-' + level + ' constructor-admin-add-or-group">Add <em>OR</em> expression</a></li>' +
+						'</ul>' +
+					'</div>';
+		};
+		
+		var that = this;		
+		var _ = {
+			that: this,
+			utils: {
+				classToNameDecorate: function(str) {
+					str= new String(str);
+					return str.replace(/-/g, '_');
+				},
+		
+				getLevelFromName: function(name) {
+					var test = name.match(/^[^0-9]+([0-9]+(_[0-9]+)*)$/);
+					if (test) {
+						level = test[1].split('_');
+						return level;
+					}
+					
+					return null;
+				},
+			
+				getLevelFromClass: function(className) {
+					var test = className.match(/[^0-9]+([0-9]+(-[0-9]+)*)/);
+					if (test) {
+						level = test[1].split('-');
+						return level;
+					}
+					
+					return null;
+				},
+			},
+		
+			form: {
+				select: function(name, value, options) {
+					var elementOptions = '';
+					for (i in options) {
+						elementOptions += '<option value="' + i + '"' + (value == i ? ' selected' : '') + '>' + options[i] + '</option>';
+					}
+					return  '<select name="' + name + '">' + elementOptions + '</select>';
+				},
+			
+				input: function(name, value) {
+					return '<input type="text" name="' + name + '" value="' + value + '" />';
+				},
+				
+				checkbox: function(name, label, checked) {
+					return '<label for="' + name + '">' + label + '</label>' +
+					'<input type="checkbox" name="' + name + '"' + (checked ? ' checked' : '') + ' />';
+				}
+			},
+		
+			renderTree: function(el, level, o) {				
+				var content = '';
+				
+				if (el == null) {
+					return null;
+				}
+				
+				switch (el['optype']) {
+					case 'expr':
+						content = that.renderGroup(el, level, o);
+						break;
+					case 'el':
+						content = that.renderElement(el, level, o);
+						break;
+				}
+				
+				return '<ul>' + content + '</ul>';
+			},
+						
+			buildConstructor: function(container) {
+				var expr = container[nsp].expression;
+				var o = container[nsp].options;
+				var content = _.renderTree(expr.getExpression(), '1', o);
+				
+				var links = [];
+				if (o.buttonFlags['addElement']) {
+					links[links.length] = '<a href="" class="constructor-admin-add-el level-0">Add element</a>';
+				}
+				if (o.buttonFlags['addAndGroup']) {
+					links[links.length] = '<a href="" class="constructor-admin-add-and-group level-0">Add <em>AND</em> expression</a>';
+				}
+				if (o.buttonFlags['addOrGroup']) {
+					links[links.length] = '<a href="" class="constructor-admin-add-or-group level-0">Add <em>OR</em> expression</a>';
+				}
+				if (o.buttonFlags['showExpression']) {
+					links[links.length] = '<a href="" class="constructor-admin-show-expression level-0">Show expression</a>';
+				}
+				if (o.buttonFlags['evaluate']) {
+					links[links.length] = '<a href="" class="constructor-admin-evaluate level-0">Evaluate</a>';
+				}
+				if (typeof o.buttons == 'array') {
+					for(var i = 0; i < o.buttons.length; i++) {
+						links[links.length] = o.buttons[i];
+					}
+				}
+				content = (content ? content : '<span>No conditiotions found</span>') +
+				' <ul class="constructor-admin-links">' +
+					(links.length ? '<li>' + links.join('</li><li>') + '</li>' : '') +
+				'</ul>';
+			
+				var obj = $(container);
+				obj.empty();
+				$(content).appendTo(obj);
+				_.appendHandlers(obj);				
+			},
+		
+			handlers: {
+				changeElement: function(domObj, name, key, val) {
+					var level = _.utils.getLevelFromName(name);
+					domObj[nsp].expression.changeElement(level, key, val);
+				},
+			
+				addElement: function(domObj, link, type) {
+					var parentLevel = _.utils.getLevelFromClass(link.attr('class'));
+					var parent;
+					var newObj;
+				
+					switch(type) {
+						case 'el':
+							newObj = domObj[nsp].options.defaultNewElement();
+							break;
+						case 'and_expr':
+							newObj = domObj[nsp].options.defaultNewANDExpr();
+							break;
+						case 'or_expr':
+							newObj = domObj[nsp].options.defaultNewORExpr();
+							break;
+					}
+				
+					domObj[nsp].expression.addExpression(level, new $[nsp].expression(newObj));				
+					_.buildConstructor(domObj);			
+				},
+			
+				deleteElement: function(domObj, link) {
+					var level = _.utils.getLevelFromClass(link.attr('class'));
+					domObj[nsp].expression.deleteElement(level);				
+					_.buildConstructor(domObj);			
+				}
+			},
+		
+			appendHandlers: function(obj) {
+		
+				// Show Expression
+				$('.constructor-admin-show-expression', obj).click(function() {
+					//alert(getSerialisedExpression());
+					alert(obj[0][nsp].expression.getSerialised());
+					return false;
+				});
+				
+				// Evaluate Expression
+				$('.constructor-admin-evaluate', obj).click(function() {
+					alert(obj[0][nsp].expression.evaluate());
+					return false;
+				});
+				
+				// Update status (update currentConditions object in memory)
+					//negate element, group 
+					$('.constructor-el-negated input:checkbox, .constructor-group-negated input:checkbox', obj).click(function() {
+						_.handlers.changeElement(obj[0], this.name, 'neg', this.checked);
+					});
+				
+					//change left element
+					$('.constructor-el-l input, .constructor-el-l select', obj).change(function() {
+						_.handlers.changeElement(obj[0], this.name, 'left', $(this).val());
+					});
+					
+					//change operator
+					$('.constructor-el-op select', obj).change(function() {
+						_.handlers.changeElement(obj[0], this.name, 'op', $(this).val());
+					});
+					
+					//change right element
+					$('.constructor-el-r input, .constructor-el-r select', obj).change(function() {
+						_.handlers.changeElement(obj[0], this.name, 'right', $(this).val());
+					});
+								
+				// Change tree
+					// add element to group, tree
+					$('.constructor-admin-add-el').click(function() {
+						_.handlers.addElement(obj[0], $(this), 'el');
+						return false;
+					});
+					
+					// group, tree add AND group
+					$('.constructor-admin-add-and-group').click(function() {
+						_.handlers.addElement(obj[0], $(this), 'and_expr');
+						return false;
+					});
+					
+					// group, tree add OR group
+					$('.constructor-admin-add-or-group').click(function() {
+						_.handlers.addElement(obj[0], $(this), 'or_expr');
+						return false;
+					});
+					
+					// delete el, group
+					$('.constructor-admin-delete-el, .constructor-admin-delete-group').click(function() {
+						_.handlers.deleteElement(obj[0], $(this));
+						return false;
+					});
+			}			
+		};
+
+		if (!$(container).is('constructor')) {
+			$(container).addClass('constructor');
+		}
+		
+		_.buildConstructor(container);
+    };
+
+	// _.getObjectFirstKey
+	_.getObjectFirstKey =  function (data) {
+		for (var prop in data)
+			return prop;
+	};
+	
+    $[nsp].defaultOptions.constructor = {
+		lOperandFormElement : 'input',
+		rOperandFormElement : 'input',
+		availableLOperands: null,
+		availableROperands: null,
+		availableOperators: {
+		    opEqual: '=', 
+		    opLess: '&lt;', 
+		    opLessOrEqual: '&lt;=', 
+		    opGreater: '&gt;', 
+		    opGreaterOrEqual: '&gt;=', 
+		    opStartsFrom: 'starts from', 
+		    opEndsWith: 'ends with', 
+		    opContains: 'contains', 
+		    opEmpty: 'empty',
+		    opOneOf: 'one of'				
+		},
+		buttonFlags: {
+			addElement: true,
+			addAndGroup: true,
+			addOrGroup: true,
+			showExpression: true,
+			evaluate: true
+		},
+		buttons: null,
+		expression : null,
+        defaultNewElement: function () {
+			return {
+			    optype: 'el',
+			    left: '',
+			    op:  _.getObjectFirstKey($[nsp].defaultOptions.constructor.availableOperators),
+			    right: '',
+			    neg: false							
+			};
+		},
+		defaultNewANDExpr: function () { 
+			return {
+				optype: 'expr',
+				type: 'AND',
+				neg: false,
+				operands: []
+			};
+		},
+		defaultNewORExpr: function () { 
+			return {
+				optype: 'expr',
+				type: 'OR',
+				neg: false,
+				operands: []
+			};
+		}
+    };
+	// end of $[nsp].constructor class
+
+
+    // $(x).leConstructor(....)
+    $.fn[nsp+'Constructor'] = function(expression,opts) {
+        var localOpts = $.extend( 
+            {}, 
+            $[nsp].defaultOptions.constructor, 
+            opts
+        );
+        		
+        function constructor() {
+	        // $this to access the jQuery object
+	        var $this = $(this);
+			
+	         // lets you override the options
+	        // inside the dom objects class property
+	        // requires the jQuery metadata plugin
+	        // <div class="hello {color: 'red'}">ddd</div>
+			var metaOpts = $.meta ? $.extend({}, localOpts, $this.data()) : localOpts;
+			var expressionOpts = metaOpts.expression ? metaOpts.expression : {};
+			
+	       // per dom node context data
+			if (!this[nsp]) {
+				this[nsp] = {};
+			}
+	        this[nsp].expression = new $[nsp].expression(expression, expressionOpts);
+			this[nsp].options = metaOpts;
+			
+	        $[nsp].constructor(this, this[nsp].expression, this[nsp].options);
+        };
+        // run the action for each matching node
+        return this.each(constructor);
+    };
+
+})(jQuery);