1 <script>
 2     //JavaScript获取url，并把url中的参数变成数组的方法，arr数组的值就是各参数值
 3     var url = window.document.location.href.toString();
 4     var u = url.split("?");
 5     var arr = [];
 6     if(typeof(u[1]) == "string"){
 7         u = u[1].split("&");
 8         for(var i in u){
 9             var a =  (u[i].split("="));
10             arr[a[0]] = a[1];
11         }
12     }
13 </script>