Added JQuery 1.10 version, added note for IE 6,7,8.

README.md

@@ -8,8 +8,16 @@ Bootstrap Multiselect is a JQuery based plugin to provide an intuitive user inte
 
 A demo of different configurations can be found [here](http://davidstutz.github.com/bootstrap-multiselect/).
 
+**Note**: The demo page is based on JQuery 2 - so for IE 6,7 and 8 the plugin will not work properly, see compatibility below.
+
 For Knockout JS integration see some examples [here](http://davidstutz.github.io/bootstrap-multiselect/knockout-examples.html).
 
+## Compatibility
+
+Due to the changes with JQuery 2.x the plugin will not work in IE 6,7 and 8 when using the new JQuery version. So if compatibility for these browsers is needed simply switch to the 1.x version of JQuery. The demo page is running using JQuery 2.
+
+Details can be found [here](http://blog.jquery.com/2013/04/18/jquery-2-0-released/).
+
 ## Configuration Options
 
 **buttonClass**

index.html

@@ -126,7 +126,7 @@
 			        });
 
 					// Add options for example 28.
-					for (var i = 1; i <= 500; i++) {
+					for (var i = 1; i <= 100; i++) {
 						$('#example28').append('<option value="' + i + '">' + i + '</option>');
 					}
 

js/bootstrap-multiselect.js

@@ -487,6 +487,8 @@
         // Rebuild the whole dropdown menu.
         rebuild: function() {
             $('.multiselect-container', this.$container).html('');
+            
+            this.buildSelectAll();
             this.buildDropdown(this.$select, this.options);
             this.updateButtonText();