简单的说，就是想用javascript来实现在网页上点右键改变网页编码的功能。
望高手不吝赐教！
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<input name= "button1 " type= "button " value= "UTF-8 " onclick= "document.charset= 'UTF-8 ' ">
<input name= "button1 " type= "button " value= "GB2312 " onclick= "document.charset= 'GB2312 ' ">