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本文實(shí)例為大家分享了js實(shí)現(xiàn)左右浮動(dòng)廣告展示的具體代碼,供大家參考,具體內(nèi)容如下
<html> <title>左右兩側(cè)浮動(dòng)廣告</title> <head> </head> <body> <table 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(yè)面多少寬度象素下正好不出現(xiàn)左右滾動(dòng)條 var MinScreenW = 1024; //顯示廣告的最小屏幕寬度象素 var ClosebuttonHtml = '<div align="right" ><a href="javascript:;" rel="external nofollow" rel="external nofollow" mce_href="javascript:;" rel="external nofollow" rel="external nofollow" onclick="hidead()" mce_>關(guān)閉</a></div>' var AdContentHtml = '<div align="center" mce_><br><br>廣告</div>'; document .write('<div id="Javascript.LeftDiv" >' + ClosebuttonHtml + '<div>' + AdContentHtml + '</div></div>'); document .write('<div id="Javascript.RightDiv" >' + ClosebuttonHtml + '<div>' + AdContentHtml + '</div></div>'); function scall() { if (!showad) { return; } if (document.body.clientWidth < MinScreenW) { //alert("臨時(shí)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?jī)?nèi)容,希望對(duì)大家的學(xué)習(xí)有所幫助,也希望大家多多支持億速云。
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