<script>
window.sc=[];
//window.sc['if-sc1'] = "<img src='http://hiphotos.baidu.com/54nop/pic/item/939407fb49f406266c22eb5e.jpg?"+Math.random()+"'>";
window.sc['if-sc2'] = "<img src='http://tb.himg.baidu.com/sys/portrait/item/5a8a7a616b74313232343837dc02?"+Math.random()+"'>";
window.sc['if-sc3'] = "<img src='http://www.iteye.com/upload/logo/user/35330/4e311ac1-0916-340c-83bf-e343e6f44427-thumb.jpg?"+Math.random()+"'>";
</script>

<!--
图片 太大 不好截图 
<iframe id='if-sc1' src="javascript:parent.sc['if-sc1']" onload="javascript:var x=document.getElementById('if-sc1').contentWindow.document.images[0];
this.width=x.width+10;this.height=x.height+10;" style="border:0px;overflow:hidden;" 
scrolling="no" frameborder="0" ></iframe>
 -->
<br/>

<iframe id='if-sc2' src="javascript:parent.sc['if-sc2']" onload="javascript:var x=document.getElementById('if-sc2').contentWindow.document.images[0];
this.width=x.width+10;this.height=x.height+10;" style="border:0px;overflow:hidden;" 
scrolling="no" frameborder="0" ></iframe>

<br/>

<iframe id='if-sc3' src="javascript:parent.sc['if-sc3']" onload="javascript:var x=document.getElementById('if-sc3').contentWindow.document.images[0];
this.width=x.width+10;this.height=x.height+10;" style="border:0px;overflow:hidden;" 
scrolling="no" frameborder="0" ></iframe>


<hr/>

<?php
echo("<img src='http://hiphotos.baidu.com/54nop/pic/item/939407fb49f406266c22eb5e.jpg'/>");
echo("<img src='http://www.iteye.com/upload/logo/user/35330/4e311ac1-0916-340c-83bf-e343e6f44427-thumb.jpg'/>");
die("<img src='http://tb.himg.baidu.com/sys/portrait/item/5a8a7a616b74313232343837dc02'/>");