html页面加载js遮罩,js+html实现遮罩层效果

//遮罩

function coverDiv(){

var procbg &＃61; document.createElement("div"); //首先创建一个div

procbg.setAttribute("id","mybg"); //定义该div的id

procbg.style.background &＃61; "#000000";

procbg.style.width &＃61; "100%";

procbg.style.height &＃61; "100%";

procbg.style.position &＃61; "fixed";

procbg.style.top &＃61; "0";

procbg.style.left &＃61; "0";

procbg.style.zIndex &＃61; "500";

procbg.style.opacity &＃61; "0.6";

procbg.style.filter &＃61; "Alpha(opacity&＃61;70)";

document.body.appendChild(procbg);

}

//取消遮罩

function hide() {

/* document.getElementById(&＃39;light&＃39;).style.display&＃61;"none"; */

$("div[class&＃61;&＃39;xucun_content&＃39;]").hide();

var body &＃61; document.getElementsByTagName("body");

var mybg &＃61; document.getElementById("mybg");

body[0].removeChild(mybg);

}

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