anchor.diff:  
   	<script type="text/javascript" src="../js/jquery.js"></script>
   	<script type="text/javascript">
  -		//实例化编辑器
  -		//建议使用工厂方法getEditor创建和引用编辑器实例，如果在某个闭包下引用该编辑器，直接调用UE.getEditor('editor')就能拿到相关的实例
  +		$(document).on("change", "#collage_list", function() {
  +		  if( $(".selector").val()=='1')
  +			   $("#part").hidden();
  +		  else
  +			   $("#part").show();		
  +		}	
   		var ue = UE.getEditor('editor');
  -
  -		
   		function setContent(isAppendTo) {
   			UE.getEditor('editor').setContent('', isAppendTo);
   			//alert(arr.join("\n"));
  
positive.code: 				}
  			});
  		}
  	</script>
  
  </body>
  
negative.code: <body>
  	<div>
  		<h1>发送通知公告</h1>
          <div>
  
          <form class="form-inline" role="form">
            <div class="form-group">
              <label>消息类型</label>
              <select class="form-control" id="msglx_list">
              <option value ="1">通知公告</option>
    			<option value ="2">系统消息</option>
              </select>
            </div>
            <div class="form-group" id='part' style="display:none;">
              <div class="input-group">
                <label>部门</label>
                  <select class="form-control" id="collage_list">
                  <option value ="1">全部</option>
                  <option value ="2">信息学院</option>
                  </select>
              </div>
            </div>
          </form>        
          
          </div>
  		<script id="editor" type="text/plain"
  			style="width:1024px;height:500px;"></script>
  	</div>
  