jquery制作弹窗提示窗口代码分享

    s+=”</div><div id=’alert_foot’></div></div>”;
    $(“body”).append(s);
    $(“#scs_alert”).css(“margin-top”,-($(“#scs_alert”).height()/2)+”px”); //使其垂直居中
    $(“#scs_alert”).focus(); //获取焦点，以防回车后无法触发函数
    position(document.getElementById(‘mask_layer’),0,0);
    position(document.getElementById(‘scs_alert’),$(window).width()/2,$(window).height()/2);
    if (typeof can == “number”){
    //定时关闭提示
        setTimeout(function(){
            close_info();
        },can*1000);
    }
    function close_info(){
    //关闭提示窗口
        if(!c_){
        $(“#mask_layer”).fadeOut(“fast”,function(){
            $(“#scs_alert”).remove();
            $(this).remove();
        });
        c_=true;
        }
    }
    $(“#alert_ok”).click(function(){
        close_info();
        if(typeof(ok)==”function”)ok();
    });
    $(“#confirm_ok”).click(function(){
        close_info();
        if(typeof(ok)==”function”)ok();
    });
    $(“#confirm_cancel”).click(function(){
        close_info();
        if(typeof(can)==”function”)can();
    });
    function modal_key(e){
        e = e||event;
        close_info();
        var code = e.which||event.keyCode;
        if (code == 13 || code == 32){if(typeof(ok)==”function”)ok()}
        if (code == 27){if(typeof(can)==”function”)can()}      
    }
    //绑定回车与ESC键
    if (document.attachEvent)
        document.attachEvent(“onkeydown”, modal_key);