html 禁止复制

<!-- 禁止复制 -->
<script type="text/javascript">


var omitformtags=["input", "textarea", "select"]
omitformtagsomitformtags=omitformtags.join("|")
function disableselect(e){
if (omitformtags.indexOf(e.target.tagName.toLowerCase())==-1)
return false
}


function reEnable(){
return true
}


if (typeof document.onselectstart!="undefined")
document.onselectstart=new Function ("return false")
else{
document.onmousedown=disableselect
document.onmouseup=reEnable
}
</script>