//获取url中的参数集合
            getUrlParams(){
               //获取到Url并且解析Url编码
                var url = decodeURI(window.location.href);  
                var theRequest = new Object(); 
                if (url.indexOf("?") != -1) { 
                var str = url.substr(1); 
                var strs = str.split("&"); 
                    for(var i = 0; i < strs.length; i ++) { 
                    theRequest[strs[i].split("=")[0]]=unescape(strs[i].split("=")[1]); 
                    } 
                }     
                return theRequest;   
            },