anchor.diff:  			document.getElementById("writeStatus").value="";
   		}
   
  -    function userNameClicked(userName,inputID){
  +    function userNameClicked(userName,statusID){
         targetUserName = userName;
         if(inputDom !== ""){
           inputDom.placeholder = "发表评论";
         }
  -      inputDom = document.getElementById(inputID);
  +      inputDom = document.getElementById(statusID);
         inputDom.placeholder = "回复"+userName;
       }
   
  -    function sendComment(statusID){
  -
  +    function sendComment(statusID,userName){
  +      if(targetUserName === ""){
  +        targetUserName = userName;
  +        inputDom = document.getElementById(statusID);
  +      }
  +      commentContent = inputDom.value;
  +      alert(statusID+"\n"+targetUserName+"\n"+commentContent);
       }
   	</script>
   
  
positive.code: 					
  					out.println(
  					"<div class=\"input-append pull-right\"> "+
  					"<input id=\""+userName+"\" class=\"span5\" id=\"appendedInputButton\" type=\"text\" placeholder=\"发表评论\"> "+
  					"<button class=\"btn\" type=\"button\" onclick=\"sendComment('"+statusID+"')\">确认</button> "+
  					"</div> "
  					);
  
  
negative.code: 
  					out.println(
  					"<div class=\"media\"> "+
  					"<a class=\"pull-left\" onclick=\"userNameClicked('"+userName+"','"+statusID+"')\"> "+
  					"<img class=\"media-object\" data-src=\"holder.js/64x64\" alt=\"头像\" src=\"./bootstrap/img/display-photo/"+userID+".png\" style=\"width: 64px; height: 64px;\"> "+
  					"</a> "+
  					"<div class=\"media-body\"> "+
  					"<a class=\"media-heading lead\" onclick=\"userNameClicked('"+userName+"','"+statusID+"')\">"+userName+"</a> "+
  					"<p>"+content+"</p> "+
  					"<p class=\"muted\"><em>"+time+"</em></p> ");
  
  