--- ad_image-o.install	2008-01-11 23:59:05.000000000 +0530
+++ ad_image.install	2008-05-07 18:03:40.000000000 +0530
@@ -8,120 +8,69 @@
  */
 
 function ad_image_install() {
-  switch ($GLOBALS['db_type']) {
-    case 'pgsql':
-      /**
-      * The ad_image_format table provides format guidelines for a given group
-      * of image ads.
-      */
-      db_query("CREATE TABLE {ad_image_format} (
-        gid INT NOT NULL UNIQUE PRIMARY KEY,
-
-        min_width INT NOT NULL DEFAULT '0',
-        max_width INT NOT NULL DEFAULT '0',
-        min_height INT NOT NULL DEFAULT '0',
-        max_height INT NOT NULL DEFAULT '0'
-      );");
-
-      /**
-       * The ad_image table stores information about each image ad.
-       */
-      db_query("CREATE TABLE {ad_image} (
-        aid INT NOT NULL DEFAULT '0' UNIQUE,
-        fid INT NOT NULL DEFAULT '0',
- 
-        url VARCHAR(255) NOT NULL DEFAULT '',
-        tooltip VARCHAR(255) NOT NULL DEFAULT '',
-        width INT NOT NULL DEFAULT '0',
-        height INT NOT NULL DEFAULT '0'
-      );");
-      break;
-
-    case 'mysql':
-    case 'mysqli':
-    default:
-
-      /**
-       * The ad_image_format table provides format guidelines for a given group
-       * of image ads.
-       */
-      db_query("CREATE TABLE {ad_image_format} (
-        gid INT(10) UNSIGNED NOT NULL,
-
-        min_width INT(5) UNSIGNED NOT NULL DEFAULT '0',
-        max_width INT(5) UNSIGNED NOT NULL DEFAULT '0',
-        min_height INT(5) UNSIGNED NOT NULL DEFAULT '0',
-        max_height INT(5) UNSIGNED NOT NULL DEFAULT '0',
-
-        PRIMARY KEY (gid)
-      ) /*!40100 DEFAULT CHARACTER SET UTF8 */ ");
-
-      /**
-       * The ad_image table stores information about each image ad.
-       */
-      db_query("CREATE TABLE {ad_image} (
-        aid INT(10) UNSIGNED NOT NULL DEFAULT '0',
-        fid INT(10) UNSIGNED NOT NULL DEFAULT '0',
-
-        url VARCHAR(255) NOT NULL DEFAULT '',
-        tooltip VARCHAR(255) NOT NULL DEFAULT '',
-        width INT UNSIGNED NOT NULL DEFAULT '0',
-        height INT UNSIGNED NOT NULL DEFAULT '0',
-
-        UNIQUE KEY (aid)
-      ) /*!40100 DEFAULT CHARACTER SET UTF8 */ ");
-
-  }
+  drupal_install_schema('ad_image');
+}
 
-  drupal_set_message(t('The necessary ad_image module tables have been created.'));
+function ad_image_schema(){
+	$schema['ad_image_format'] = array(
+    'fields' => array(
+      'gid'    => array('type' => 'int','size'=>'small', 'unsigned' => TRUE, 'not null' => TRUE),
+      'min_width'    => array('type' => 'int','size'=>'small', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
+      'max_width' => array('type' => 'int', 'size'=>'small', 'not null' => TRUE, 'default' => 0),
+      'min_height' => array('type' => 'int', 'size'=>'small', 'not null' => TRUE, 'default' => 0, 'size' => 'tiny')
+    ),
+    'primary key' => array('gid'),
+  );
+
+	$schema['ad_image'] = array(
+    'fields' => array(
+      'aid'    => array('type' => 'int','size'=>'small', 'unsigned' => TRUE, 'not null' => TRUE,'default' => 0),
+      'fid'    => array('type' => 'int','size'=>'small', 'unsigned' => TRUE, 'not null' => TRUE,'default' => 0),      
+      'url'    => array('type' => 'varchar','length'=>255, 'not null' => TRUE, 'default' => ''),
+      'tooltip' => array('type' => 'varchar','length'=>255, 'not null' => TRUE, 'default' => ''),
+      'width' => array('type' => 'int', 'size'=>'small', 'not null' => TRUE, 'default' => 0, 'size' => 'tiny','unsigned' => TRUE),
+      'height' => array('type' => 'int', 'size'=>'small', 'not null' => TRUE, 'default' => 0, 'size' => 'tiny','unsigned' => TRUE)      
+    ),
+    'unique keys' => array('aid' => array('aid')),
+  );
+  
+  return $schema;
 }
 
 /**
  * Allow complete uninstallation of the ad_image module.
  */
 function ad_image_uninstall() {
-  // Delete all ad_image content.
   $result = db_query("SELECT aid FROM {ad_image}");
   while ($aid = db_result($result)) {
     node_delete($aid);
   }
 
-  // Drop all ad_image module tables.
-  db_query('DROP TABLE {ad_image}');
-  db_query('DROP TABLE {ad_image_format}');
+	drupal_uninstall_schema('ad_image');
 }
 
+
 /**
  * Ad tooltip support to images.
  */
 function ad_image_update_1() {
   $ret = array();
-  switch ($GLOBALS['db_type']) {
-    case 'pgsql':
-      $ret[] = update_sql("ALTER TABLE {ad_image} ADD tooltip VARCHAR(255) NOT NULL DEFAULT ''");
-      break;
-    default:
-      $ret[] = update_sql("ALTER TABLE {ad_image} ADD tooltip VARCHAR(255) NOT NULL DEFAULT '' AFTER url");
-  }
+  db_add_field($ret,'ad_image','tooltip',array('type' => 'varchar','length' => 255 ,'not null' => TRUE, 'default' => ''));
   return $ret;
 }
 
+
 /**
  * Convert to utf8 character set for all tables to allow for proper 
  * internationalization.
  */
-function ad_image_update_2() {
+/*function ad_image_update_2() {
   $ret = array();
-  switch ($GLOBALS['db_type']) {
-    case 'pgsql':
-      break;
-    default:
       $tables = array('ad_image', 'ad_image_format');
       foreach ($tables as $table) {
         $ret[] = update_sql('ALTER TABLE {'. $table. '} CONVERT TO CHARACTER SET utf8');
       }
-  }
   return $ret;
 }
-
+*/
 ?>