JS实现动态漂浮广告代码示例

---------放在  body 、form  即可应用
    <script type="text/javascript">
        function closeDiv() {
            document.getElementById('floater1').style.visibility = 'hidden';
            document.getElementById('floater').style.visibility = 'hidden';
        }
        self.onError = null;
        currentX = currentY = 0;
        whichIt = null;
        lastScrollX = 0; lastScrollY = 0;
        NS = (document.layers) ? 1 : 0;
        IE = (document.all) ? 1 : 0;
        function heartBeat(objectid) {
            if (IE) { diffY = document.documentElement.scrollTop; diffX = document.documentElement.scrollLeft; }
            if (NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }
            if (diffY != lastScrollY) {
                percent = .1 * (diffY - lastScrollY);
                if (percent > 0) percent = Math.ceil(percent);
                else percent = Math.floor(percent);
                if (IE) {
                    objectid = objectid.split(";");
                    for (i = 0; i < objectid.length; i++) eval("document.all." + objectid[i]).style.pixelTop += percent;
                }
                if (NS) {
                    objectid = objectid.split(";");
                    for (i = 0; i < objectid.length; i++) eval("document." + objectid[i]).top += percent;
                }
                lastScrollY = lastScrollY + percent;
            }
            if (diffX != lastScrollX) {