<script language="JavaScript">
<!--
function openWindow(theURL,winName,features) {
	var a =window.showModalDialog(theURL,0,"scroll:1;status:0;help:0;resizable:1;dialogWidth:800px;dialogHeight:600px");
}
//-->
</script>
<form>
<p align=center><input type="button" value="  点击打开网易  " onClick="openWindow('http://www.163.com')"></p>
</form>