diff --git a/jquery.tagsinput.js b/jquery.tagsinput.js
index 6f3e6b8..3c93dff 100644
--- a/jquery.tagsinput.js
+++ b/jquery.tagsinput.js
@@ -19,7 +19,7 @@
 	var delimiter = new Array();
 	var tags_callbacks = new Array();
 	
-	jQuery.fn.addTag = function(value,options) {
+	$.fn.addTag = function(value,options) {
 		
 			var options = jQuery.extend({focus:false,callback:true},options);
 			this.each(function() { 
@@ -55,14 +55,14 @@
 						f(value);
 					}
 				}
-				jQuery.fn.tagsInput.updateTagsField(this,tagslist);
+				$.fn.tagsInput.updateTagsField(this,tagslist);
 		
 			});		
 			
 			return false;
 		};
 		
-	jQuery.fn.removeTag = function(value) { 
+	$.fn.removeTag = function(value) { 
 			
 			value = unescape(value);
 			this.each(function() { 
@@ -79,7 +79,7 @@
 					}
 				}
 				
-				jQuery.fn.tagsInput.importTags(this,str);
+				$.fn.tagsInput.importTags(this,str);
 
 				if (tags_callbacks[id] && tags_callbacks[id]['onRemoveTag']) {
 					var f = tags_callbacks[id]['onRemoveTag'];
@@ -91,7 +91,7 @@
 	
 		};
 	
-	jQuery.fn.tagExist = function(val) {
+	$.fn.tagExist = function(val) {
 	
 		if (jQuery.inArray(val, $(this)) == -1) {
 		  return false; /* Cannot find value in array */
@@ -101,12 +101,12 @@
 	};
 	
 	// clear all existing tags and import new ones from a string
-	jQuery.fn.importTags = function(str) {
+	$.fn.importTags = function(str) {
 		$('#'+id+'_tagsinput .tag').remove();
-		jQuery.fn.tagsInput.importTags(this,str);
+		$.fn.tagsInput.importTags(this,str);
 	}
 		
-	jQuery.fn.tagsInput = function(options) { 
+	$.fn.tagsInput = function(options) { 
 	
 		var settings = jQuery.extend({interactive:true,defaultText:'add a tag',minChars:0,width:'300px',height:'100px','hide':true,'delimiter':',',autocomplete:{selectFirst:false},'unique':true,removeWithBackspace:true},options);
 	
@@ -128,10 +128,11 @@
 	
 			delimiter[id] = data.delimiter;
 			
-			if (settings.onAddTag || settings.onRemoveTag) {
+			if (settings.onAddTag || settings.onRemoveTag || settings.onChange) {
 				tags_callbacks[id] = new Array();
 				tags_callbacks[id]['onAddTag'] = settings.onAddTag;
 				tags_callbacks[id]['onRemoveTag'] = settings.onRemoveTag;
+				tags_callbacks[id]['onChange'] = settings.onChange;
 			}
 	
 			var markup = '<div id="'+id+'_tagsinput" class="tagsinput"><div id="'+id+'_addTag">';
@@ -144,12 +145,11 @@
 			
 			$(markup).insertAfter(this);
 
-	
 			$(data.holder).css('width',settings.width);
 			$(data.holder).css('height',settings.height);
 	
 			if ($(data.real_input).val()!='') { 
-				jQuery.fn.tagsInput.importTags($(data.real_input),$(data.real_input).val());
+				$.fn.tagsInput.importTags($(data.real_input),$(data.real_input).val());
 			}		
 			if (settings.interactive) { 
 				$(data.fake_input).val($(data.fake_input).attr('data-default'));
@@ -185,7 +185,6 @@
 						$(event.data.fake_input).css('color','#666666');
 						return false;
 					});
-		
 			
 				} else {
 						// if a user tabs out of the field, create a new tag
@@ -234,23 +233,26 @@
 	};
 	
 	
-	jQuery.fn.tagsInput.updateTagsField = function(obj,tagslist) { 
-		
-			id = $(obj).attr('id');
-			$(obj).val(tagslist.join(delimiter[id]));
-		};
+	$.fn.tagsInput.updateTagsField = function(obj,tagslist) { 
+		id = $(obj).attr('id');
+		$(obj).val(tagslist.join(delimiter[id]));
+	};
 	
 	
 	
-	jQuery.fn.tagsInput.importTags = function(obj,val) {
-			
-			$(obj).val('');
-			id = $(obj).attr('id');
-			var tags = val.split(delimiter[id]);
-			for (i=0; i<tags.length; i++) { 
-				$(obj).addTag(tags[i],{focus:false,callback:false});
-			}
-		};
+	$.fn.tagsInput.importTags = function(obj,val) {			
+		$(obj).val('');
+		id = $(obj).attr('id');
+		var tags = val.split(delimiter[id]);
+		for (i=0; i<tags.length; i++) { 
+			$(obj).addTag(tags[i],{focus:false,callback:false});
+		}
+		if(tags_callbacks[id] && tags_callbacks[id]['onChange'])
+		{
+			var f = tags_callbacks[id]['onChange'];
+			f(obj);
+		}
+	};
 
 			
-})(jQuery);
+})(jQuery);
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