window.alert()在webkit内核浏览器中出现带有ip等信息解决办法

暂时没有发现更好的办法，so，我重写了alert方法(要引入jquery.js)

 

/*
 * 由于系统自带alert在webkit内核浏览器中会带有ip等信息，影响体验度，所以在此重写了一个alert方法
 * 
 * */
window.alert = function(txt){
    var shield = document.createElement("DIV");
    shield.id = "shield";
    shield.style.display = "none";
    shield.style.position = "absolute";
    shield.style.left = "0px";
    shield.style.top = "0px";
    shield.style.bottom = "0px";
    shield.style.right = "0px";
    shield.style.backgroundColor = "rgba(0,0,0,0.3)";
    shield.style.textAlign = "center";
    shield.style.zIndex = "800";
    var alertFram = document.createElement("DIV");
    alertFram.id="alertFram";
    alertFram.style.margin = "0 auto";
    alertFram.style.marginTop = "140px";
    alertFram.style.width = "280px";
    alertFram.style.height = "120px";
    alertFram.style.backgroundCorlor = "white";
    alertFram.style.textAlign = "center";
    alertFram.style.lineHeight = "150px";
    alertFram.style.borderRadius = "5px";
    alertFram.style.boxShadow = "1px 1px 3px #909090";
    strHtml = "<ul style=\"list-style:none;margin:0px;padding:0px;width:100%;color:black;border-radius:5px;overflow: hidden;\">\n";
    strHtml += " <li style=\"background:#fff;text-align:center;font-size:14px;font-weight:bold;height:80px;line-height:80px;border-bottom:1px solid #ccc;\">"+txt+"</li>\n";
    strHtml += " <li style=\"background:#fff;text-align:center;font-weight:bold;height:40px;line-height:40px; border-radius: 0px 0px 5px 5px;\" id='ok'>ok</li>\n";
    strHtml += "</ul>\n";
    alertFram.innerHTML = strHtml;
    shield.appendChild(alertFram);
    document.body.appendChild(shield);
    $("#shield").fadeIn();
    var ok = function(){
        $("#shield").fadeOut();
    }
    var oOk = $("#ok");
    if(LI_isPC()){
        oOk.mousedown(function(){
            dragging = false;
            oOk.css("backgroundColor","blue");
        });
        oOk.mousemove(function(){
            oOk.css("backgroundColor","white");
        });
        oOk.mouseup(function(){
            if(dragging)
                return;
            else{
                oOk.css("backgroundColor","white");
                ok();
                event.stopPropagation();
            }
        });
    }else{
        oOk.on("touchstart",function(){
            dragging = false;
            oOk.css("backgroundColor","blue");
        });
        oOk.on("touchmove",function(){
            dragging = true;
        });
        oOk.on("touchend",function(){
            if(dragging)
                return;
            else{
                oOk.css("backgroundColor","white");
                ok();
                event.stopPropagation();
            }
        });
    }
    document.body.onselectstart = function(){return false;}
}