function parseUrl() {
var url = location.href;
var index = url.indexOf(‘?’);
if (index == -1)
return;
var querystr = url.substr(index + 1);
//分割出字段和值
var arr1 = querystr.split(‘&’);
//创建一个map存放值
var arr2 = new Object();
for (var i = 0; i < arr1.length; i++) {
//分割每个字段和他对应的值
var ta = arr1[i].split(‘=’);
for (var j = 0; j < ta.length; j++) {
arr2[ta[0]] = ta[1];
}
}
return arr2;
}