javascript获得地址栏参数

guoweimail

//获得地址栏参数
function getUrlPara(paraName){ 
 var sUrl  =  location.href;
 var sReg  =  "(?:\\?|&){1}"+paraName+"=([^&]*)"
 var re=new RegExp(sReg,"gi");
 re.exec(sUrl);
 return RegExp.$1;
}

alert(getUrlPara('参数名'));