js获取链接参数

var url = location.search;
var Request = new Object();
if(url.indexOf("?")!=-1){
    var str = url.substr(1); //去掉?号
    var strs = str.split("&");
    for(var i=0;i<strs.length;i++){
        Request[strs[i].split("=")[0]]=unescape(strs[i].split("=")[1]);
    }
}