js创造新节点，创建层
日期：2014-05-16 浏览次数：20382 次
js创建新节点，创建层
<script language="javascript">
function docEle(str){
return document.getElementById(str);
}
function openNewDiv(_id) {
var m = "mask";
if (docEle(_id)) document.body.removeChild(docEle(_id));
if (docEle(m)) document.body.removeChild(docEle(m));
// 新激活图层
var newDiv = document.createElement("div");
newDiv.id = _id;
newDiv.style.position = "absolute";
newDiv.style.zIndex = "9999";//设置层叠次序，大于1即为离用户最近的
newDiv.style.width = "500px";
newDiv.style.height = "300px";
newDiv.style.top = "50px";
newDiv.style.left = (parseInt(document.body.scrollWidth) - 300) / 2 + "px";
// 屏幕居中
newDiv.style.background = "#A3F5F1";
newDiv.style.border = "1px solid #860001";
newDiv.style.padding = "5px";//属性设置元素的内边距，定义元素边框与元素内容之间的空间
newDiv.innerHTML = "新激活图层";
document.body.appendChild(newDiv);
// mask图层，为了好看，可以不要中间层
var newMask = document.createElement("div2");
newMask.id = m;
newMask.style.position = "absolute";
newMask.style.zIndex = "1";
newMask.style.width = document.body.scrollWidth + "px";
newMask.style.height = document.body.scrollHeight + "px";
newMask.style.top = "0px";
newMask.style.left = "0px";
newMask.style.background = "#000";
//透明度
newMask.style.filter = "alpha(opacity=40)";
document.body.appendChild(newMask);
// 关闭mask和新图层
var newA = document.createElement("a");
newA.href = "#";
newA.innerHTML = "关闭";
//newA.style.background = "#811C18";
newA.onclick = function() {
document.body.removeChild(docEle(_id));
document.body.removeChild(docEle(m));
return false;
}
newDiv.appendChild(newA);
}
</script>
<body>
<a href="#" onclick="openNewDiv('newDiv');return false;">激活新层</a>
</body>
<script language="javascript">
function docEle(str){
return document.getElementById(str);
}
function openNewDiv(_id) {
var m = "mask";
if (docEle(_id)) document.body.removeChild(docEle(_id));
if (docEle(m)) document.body.removeChild(docEle(m));
// 新激活图层
var newDiv = document.createElement("div");
newDiv.id = _id;
newDiv.style.position = "absolute";
newDiv.style.zIndex = "9999";//设置层叠次序，大于1即为离用户最近的
newDiv.style.width = "500px";
newDiv.style.height = "300px";
newDiv.style.top = "50px";
newDiv.style.left = (parseInt(document.body.scrollWidth) - 300) / 2 + "px";
// 屏幕居中
newDiv.style.background = "#A3F5F1";
newDiv.style.border = "1px solid #860001";
newDiv.style.padding = "5px";//属性设置元素的内边距，定义元素边框与元素内容之间的空间
newDiv.innerHTML = "新激活图层";
document.body.appendChild(newDiv);
// mask图层，为了好看，可以不要中间层
var newMask = document.createElement("div2");
newMask.id = m;
newMask.style.position = "absolute";
newMask.style.zIndex = "1";
newMask.style.width = document.body.scrollWidth + "px";
newMask.style.height = document.body.scrollHeight + "px";
newMask.style.top = "0px";
newMask.style.left = "0px";
newMask.style.background = "#000";
//透明度
newMask.style.filter = "alpha(opacity=40)";
document.body.appendChild(newMask);
// 关闭mask和新图层
var newA = document.createElement("a");
newA.href = "#";
newA.innerHTML = "关闭";
//newA.style.background = "#811C18";
newA.onclick = function() {
document.body.removeChild(docEle(_id));
document.body.removeChild(docEle(m));
return false;
}
newDiv.appendChild(newA);
}
</script>
<body>
<a href="#" onclick="openNewDiv('newDiv');return false;">激活新层</a>
</body>
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