iframe页面里加上如下代码:<script>
window.onload=function(){
if(document.body.scrollHeight>60)
parent.document.all.contents.style.height=document.body.scrollHeight;
else
parent.document.all.contents.style.height=60;
}
</script>
window.onload=function(){
if(document.body.scrollHeight>60)
parent.document.all.contents.style.height=document.body.scrollHeight;
else
parent.document.all.contents.style.height=60;
}
</script>
<script language="javascript"><!--
function toppage(){
if (self.location!=top.location){
parent.document.all(self.name).height = document.body.scrollHeight + 30; //留出滚动条宽度
parent.document.all(self.name).width = document.body.scrollWidth + 30;
}
}
// --></script>
<body onload="toppage()">