本文实例为大家分享了js实现左右浮动广告展示的具体代码,供大家参考,具体内容如下
<html> <title>左右两侧浮动广告</title> <head> </head> <body> <table style=\"background-color:#EEEEE2;width:1024px;height:2000px;t\" align=\"center\"> <tr><td> </td></tr> </table> <SCRIPT LANGUAGE=\"JavaScript\"> <!-- var showad = true; var Toppx = 60; //上端位置 var AdDivW = 100; //宽度 var AdDivH = 300; //高度 var PageWidth = 800; //页面多少宽度象素下正好不出现左右滚动条 var MinScreenW = 1024; //显示广告的最小屏幕宽度象素 var ClosebuttonHtml = \'<div align=\"right\" style=\"position: absolute;top:0px;right:0px;margin:2px;padding:2px;z-index:2000;\"><a href=\"javascript:;\" rel=\"external nofollow\" rel=\"external nofollow\" mce_href=\"javascript:;\" rel=\"external nofollow\" rel=\"external nofollow\" onclick=\"hidead()\" style=\"color:red;text-decoration:none;font-size:12px;\" mce_style=\"color:red;text-decoration:none;font-size:12px;\">关闭</a></div>\' var AdContentHtml = \'<div align=\"center\" style=\"color:green;font-size:23pt;font-family:黑体;\" mce_style=\"color:green;font-size:23pt;font-family:黑体;\"><br><br>广告</div>\'; document .write(\'<div id=\"Javascript.LeftDiv\" style=\"position: absolute;border: 1px solid #336699;background-color:#EEEEE2;z-index:1000;width:\'+AdDivW+\'px;height:\'+AdDivH+\'px;top:-1000px;word-break:break-all;display:none;\">\' + ClosebuttonHtml + \'<div>\' + AdContentHtml + \'</div></div>\'); document .write(\'<div id=\"Javascript.RightDiv\" style=\"position: absolute;border: 1px solid #336699;background-color:#EEEEE2;z-index:1000;width:\'+AdDivW+\'px;height:\'+AdDivH+\'px;top:-1000px;word-break:break-all;display:none;\">\' + ClosebuttonHtml + \'<div>\' + AdContentHtml + \'</div></div>\'); function scall() { if (!showad) { return; } if (document.body.clientWidth < MinScreenW) { //alert(\"临时提示:/n/n显示器分辨率宽度小于\" + MinScreenW + \",不显示广告\"); showad = false; document.getElementById(\"Javascript.LeftDiv\").style.display = \"none\"; document.getElementById(\"Javascript.RightDiv\").style.display = \"none\"; return; } var Borderpx =( ((window.screen.width - PageWidth) / 2 - AdDivW) / 2 ); document.getElementById(\"Javascript.LeftDiv\").style.display = \"\"; document.getElementById(\"Javascript.LeftDiv\").style.top = document.body.scrollTop + Toppx; document.getElementById(\"Javascript.LeftDiv\").style.left = document.body.scrollLeft + Borderpx; document.getElementById(\"Javascript.RightDiv\").style.display = \"\"; document.getElementById(\"Javascript.RightDiv\").style.top = document.body.scrollTop + Toppx; document.getElementById(\"Javascript.RightDiv\").style.left = document.body.scrollLeft + document.body.clientWidth - document.getElementById(\"Javascript.RightDiv\").offsetWidth - Borderpx; } function hidead() { showad = false; document.getElementById(\"Javascript.LeftDiv\").style.display = \"none\"; document.getElementById(\"Javascript.RightDiv\").style.display = \"none\"; } window.onscroll = scall; window.onresize = scall; window.onload = scall; //--> </SCRIPT> </body> </html>
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