本文實例為大家分享了js實現左右浮動廣告展示的具體代碼，供大家參考，具體內容如下
<html><title>左右兩側浮動廣告</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; //寬度 var AdDivH = 300; //高度 var PageWidth = 800; //頁面多少寬度象素下正好不出現左右滾動條 var MinScreenW = 1024; //顯示廣告的最小屏幕寬度象素 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;">關閉</a></div>' var AdContentHtml = '<div align="center" style="color:green;font-size:23pt;font-family:黑體;" mce_style="color:green;font-size:23pt;font-family:黑體;"><br><br>廣告</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("臨時提示：/n/n顯示器分辨率寬度小于" + MinScreenW + ",不顯示廣告"); 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>以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持武林網。
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