public void DoFilter(jQueryObject obj, bool postBack) { jQueryUIObject selects = (jQueryUIObject)obj.Find("th select"); string filterValue = ""; selects.Each((ElementIterationCallback) delegate(int index, Element el) { jQueryUIObject select = (jQueryUIObject)jQuery.FromElement(el); Array checkedItems = select.MultiSelect("getChecked"); if (checkedItems.Length > 0) { if (filterValue.Length > 0) { filterValue = filterValue + ",,"; } filterValue = filterValue + select.GetAttribute("name") + "="; for (int i = 0; i < checkedItems.Length; ++i) { if (i > 0) { filterValue = filterValue + "||"; } filterValue = filterValue + ((InputElement)checkedItems[i]).Value; } } }); if (this.Filter != filterValue) { this.Filter = filterValue; if (postBack) { PostBack(0); } } }