function matchStart (term, text) {
                if (term.term) {
                    var searchText = persianJs(term.term.toUpperCase()).arabicChar().toString();
                    var itemText = persianJs(text.text.toUpperCase()).arabicChar().toString();
                    if (itemText.indexOf(searchText) >= 0) {
                        return text;
                    }
                }
                return false;
            }
 

            $('#<%=ddlDescriptionSend.ClientId %>').select2({
                dir: "rtl",
                escapeMarkup: function(m) {
                    // Do not escape HTML in the select options text
                    return persianJs(m).arabicChar().toString();
                },
                matcher : matchStart
            });