JQuery异步提交表单、HTML提交表单到新窗口或IFrame

一个工具类，据说JQuery框架，实现异步表单提交，同时添加将表单数据提交到新窗口和IFrame的方法
[java]
// 定义函数命名空间 
Kevin = new Object(); 
 
/**
 * 异步提交表单
 */ 
Kevin.submitAjaxForm=function(formId, url, succback, isunlock){ 
     jQuery.ajax({ 
        url: url,   // 提交的页面 
        data: $("#" + formId).serialize(), // 从表单中获取数据 
        type: "POST", // 设置请求类型为"POST"，默认为"GET" 
        dataType: "json", 
        contentType: "application/x-www-form-urlencoded;charset=UTF-8", // 必须要设置为UTF-8，否则提交数据乱码 
        beforeSend: function(){ 
            if(!isunlock){ 
                new screenClass().lock(); 
            } 
        }, 
        error: function(msg) {      // 设置表单提交出错 
            new screenClass().unlock(); 
            alert("执行出错：" + msg.responseText); 
        }, 
        success: function(resp) { 
             if(!isunlock){ 
                 new screenClass().unlock(); // 设置表单提交完成使用方法 
             } 
             if(resp.success == false){ 
                alert("执行失败：" + resp.resultMsg); 
             }else if(resp.success == true){ 
                 if(succback == '' || typeof(succback) == "undefined"){ 
                    window.location.href="success.jsp"; 
                 }else{ 
                     succback(resp.attributes); 
                 } 
             }else{ 
                 alert("未知结果：" + resp); 
             } 
        }, 
        cache: false 
    }); 
} 
 
 
/**
 * 将表单提交到新的窗口
 */ 
Kevin.submitToWindow=function(form, title, url, width, height){ 
    var title = title ? title : Math.floor(Math.random() * ( 1000 + 1));     
    var winObj = window.open("", title, "toolbar=no, menubar=no, scrollbars=yes , resizable=no,location=no, status=no"); 
     
    var ie = navigator.userAgent.toLowerCase(); 
    ie = ie.match(/msie ([/d.]+)/) 
    if(!ie){ 
        alert('请使用IE内核浏览器'); 
    }else{ 
        winObj.resizeTo(width , height); 
    } 
     
    var bakTarget = form.target; 
    var bakAction = form.action; 
    form.action = url; 
    form.target= title; 
    form.submit(); 
    form.target= bakTarget; 
    form.action = bakAction; 
     
    return winObj; 
} 
 
/**
 * 将表单提交到框架
 */ 
Kevin.submitToIFrame=function(form, target, url){ 
    if(target){ 
        var bakTarget = form.target; 
        var bakAction = form.action; 
        form.action = url; 
        form.target= target; 
        form.submit(); 
        form.target= bakTarget; 
        form.action = bakAction; 
    }else{ 
        alert('iframe的id不能为空'); 
    } 
} 
 
/**
 * 屏幕处理类
 */ 
var screenClass = function(){ 
    /// 解锁 
    this.unlock = function(){ 
        var divLock = document.getElementById("divLock"); 
        if(divLock == null) return; 
        document.body.removeChild(divLock); 
    }; 
     
    /// 锁屏 
    this.lock = function(slow){ 
        var sWidth,sHeight; 
        var imgPath = slow ? "img/waiting_slow.gif" : "img/waiting_fast.gif"; 
        sWidth  = document.body.clientWidth; 
        sHeight = document.body.clientHeight; 
         
        var bgObj=document.createElement("div"); 
        bgObj.setAttribute("id","divLock"); 
        bgObj.style.position="absolute"; 
        bgObj.style.top="0"; 
        bgObj.style.background="#cccccc"; 
        bgObj.style.filter="progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=25,finishOpacity=75"; 
        bgObj.style.opacity="0.6"; 
        bgObj.style.left="0"; 
        bgObj.style.width=sWidth + "px"; 
        bgObj.style.height=sHeight + "px"; 
        bgObj.style.zIndex = "100"; 
        document.body.appendChild(bgObj); 
        var html = "<table border=/"0/" width=/""+sWidth+"/" height=/""+sHeight+"/"><tr><td valign=/"middle/" align=/"center/"><image src=/""+imgPath+"/"></td></tr></table>"; 
        bgObj.innerHTML = html; 
        // 解锁 www.2cto.com
        bgObj.onclick = function(){ 
             //new screenClass().unlock(); // 应该等完成后再解锁 
        }; 
    }; 
}