jquery 弹出下载地址

JScript code

$(function(){
    
    var btn = $("#btn");
    btn.click(function(){
        var url = "http://www.sina.com/abc.exe";
        var ll = window.location || location;
        ll.href(url);
    })
})

<button id="btn">确定</button>

求其他浏览器可以弹出的方法，谢谢啊

------解决方案--------------------
btn.click(function () {
var url = "http://www.sina.com/abc.exe";
window.location=url;

})