下载jquery
调用.ajax函数,
function changeCheckCode() {
var url = "login/ajax_checkcode.asp?s_id = 39&name=123";
var data = {};
var callback = function (r) {
try {
alert(r);
}
catch (e) {alert(e);}};
$.ajax({async: false, type: "GET", url: url, data: data, success: callback});
}