父页面的代码
<div >
</iframe>
</div>
子页面的JS代码
<script>
$(function(){
var p_window = window.top;
alert($(p_window).height());
var p_demo = window.top.document.getElementById('content');
var val=window.top.document.getElementById('div5');
alert($(p_demo).height());
p_demo.style.height="1300px";
val.style.height="1300px";
})
</script>