--- js/imce.js	2010-10-20 14:37:05.000000000 -0400
+++ js/imce.js	2010-10-20 15:38:37.000000000 -0400
@@ -429,10 +429,36 @@ navCache: function (dir, newdir) {
 },
 
 /**************** UPLOAD  ********************/
+//check to see if the file being uploaded exists
+fileExistCheck: function(path) {
+  var path = path;
+  var found = 0;
+  var file = $('#file-list tr td.name:contains(' + path + ')');
+  if(file.length > 0){
+    found = 1
+  }
+  if(found == 1){
+    var answer = confirm(path + ' already exists.  Overwrite this file?');
+    if(answer == false){
+      return false;
+    } else{
+      return true;
+    }
+  }
+  return;
+},
+
+
 //validate upload form
 uploadValidate: function (data, form, options) {
   var path = data[0].value;
   if (!path) return false;
+  if(imce.upload_method == 1){
+    var exist = imce.fileExistCheck(path);
+    if (exist == false){
+      return false;
+    }
+  }
   if (imce.conf.extensions != '*') {
     var ext = path.substr(path.lastIndexOf('.') + 1);
     if ((' '+ imce.conf.extensions +' ').indexOf(' '+ ext.toLowerCase() +' ') == -1) {
--- inc/imce.page.inc	2010-10-20 14:37:58.000000000 -0400
+++ inc/imce.page.inc	2010-10-20 15:39:33.000000000 -0400
@@ -51,6 +51,7 @@ function imce_content($user, $jsop = NUL
   drupal_add_js($path . '/js/jquery.form.js');
   drupal_add_js($path . '/js/imce.js');
   drupal_add_js($path . '/js/imce_extras.js');
+  drupal_add_js("imce.upload_method = " . drupal_to_js(variable_get('imce_settings_replace', FILE_EXISTS_RENAME)) . ";", 'inline');
   drupal_add_css($path . '/css/imce-content.css');
 
   //process forms.