anchor.diff:  					<label class="form-label text-r"> 媒体名称： </label>
   				</div>
   				<div class="col-4">
  -					<s:textfield id="number" cssClass="input-text radius size-M"
  +					<s:textfield id="title" cssClass="input-text radius size-M"
   						cssStyle="width:200px;" name="media.title"></s:textfield>
   				</div>
   			</div>
  
positive.code: function mark(){
  	var thumb = document.getElementById("_canvas");
  	document.getElementById("sMark").setAttribute("value",thumb.toDataURL());
  <body>
  	<input id="sData1" type="hidden" name="media.picSrc" />
  	<form name="mediaAddForm" action="mediaAction!add1" method="post"
  		enctype="multipart/form-data" onsubmit="return checkMedia();">
  		<input id="inid" type="hidden" name="media.injurycase.id" /> <input
  			type="hidden" name="media.mtype" value="0" /> <input id="sData"
  			type="hidden" name="media.picSrc" />
  		<div class="pd-20">
  			<div class="row cl mb-10">
  
negative.code: 				<s:token></s:token>
  				<div class="col-10 col-offset-2">
  					<input type="submit" class="btn btn-primary radius" value="保存并提交" />
  					<button onclick="viewPaint();" class="btn btn-primary radius"
  						type="button">&nbsp;&nbsp;画笔工具&nbsp;&nbsp;</button>
  					<button onclick="window.close();" class="btn btn-default radius"
  						type="button">&nbsp;&nbsp;取消&nbsp;&nbsp;</button>
  				</div>
  