图片自动缩小的代码

<img border=0 src="http://webdesign.chinaitlab.com/UploadFiles_8014/200604/20060414163539782.gif?http://www.xvna.com" onload="if(clientWidth>100)width=100;">

<img border=0 src="http://webdesign.chinaitlab.com/UploadFiles_8014/200604/20060414163539782.gif?http://www.xvna.com" onload="javascript:if(this.width>100)this.width=100">