ie里面:
<body onmousemove="if(event.srcElement.nodeType==1) x.innerHTML=event.srcElement.tagName">
<div id=x></div>
<input>
<img>
<p>a<a>aa</a></p>
</body>
<body onmousemove="if(event.srcElement.nodeType==1) x.innerHTML=event.srcElement.tagName">
<div id=x></div>
<input>
<img>
<p>a<a>aa</a></p>
</body>
Button With Rectangle</BUTTON>
<BUTTON HIDEFOCUS="true">
Button Without Rectangle</BUTTON>
边框线用图片模拟或者图片按钮
<body onmousemove=" x.innerHTML=event.srcElement.tagName">
<div id=x></div>
<input>
<img>
<p>a<a>aa</a></p>
</body>
<input type="button" value="OK" onclick=alert("hehe") onfocus="this.blur();">