<script src="http://pagead2.googlesyndication.com/pagead/show_ads.js" type=text/javascript>
</script>
/***js判断是否为数字***/ function isNumber(s)
{
var patrn=/^[-,+]{0,1}[0-9]{0,}[.]{0,1}[0-9]{0,}$/;
if (!patrn.exec(s))
return false;
return true;
}
function isNumber(s)
{
var patrn=/^[-,+]{0,1}[0-9]{0,}[.]{0,1}[0-9]{0,}$/;
if (!patrn.exec(s))
return false;
return true;
}
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