<div>
  <input type="text" id="txtPrice" name = "txtPrice" value = "0"/>
 <div>

document.getElementById("txtPrice").attachEvent('onblur', function (){alert('添加事件成功！')});

Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->1 if(window.attachEvent)
{
  document.getElementById("txtPrice").attachEvent('onblur', function (){alert('添加事件成功！')});      
}
else
{  
  document.getElementById("txtPrice").addEventListener('onblur', function (){alert('添加事件成功！')}，false);
}