javascript伪GUID，querystring

 function GUID() 
    {
       return (S4()+S4()+"-"+S4()+"-"+S4()+"-"+S4()+"-"+S4()+S4()+S4());
    }
    function S4() 
    {
       return (((1+Math.random())*0x10000)|0).toString(16).substring(1);
    }

处理querystring

 

Request = {
QueryString : function(item){
var svalue = window.parent.location.search.match(new RegExp("[\?\&]" + item + "=([^\&]*)(\&?)","i"));
return svalue ? svalue[1] : svalue;
}
}