避免累次提交表单

避免多次提交表单

//避免多次提交表单EventUtil.addHandler(form,"submit",function(event){//获取事件对象  event=EventUtil.getEvent(event);var target=EventUtil.getEvent(event);//取得提交按钮var btn=target.elements["submit-btn"];//禁用它btn.disabled=true;});