esource/ajax/libs/duallistbox/bootstrap-duallistbox.min.js"></script>
    <script type="text/javascript">
	    $('.dual_select').bootstrapDualListbox({
	    	nonSelectedListLabel: '未有用户',
            selectedListLabel: '已有用户',
            preserveSelectionOnMove: 'moved',
            moveOnSelect: false,           // 出现一个剪头，表示可以一次选择一个
            filterTextClear: '展示所有',
            moveSelectedLabel: "添加",
            moveAllLabel: '添加所有