模仿QQ跳动红心的特效代码

dn001 2009-06-21 08:28:46

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>符合标准的正常工作的对联广告</title> <script language="JavaScript" type="text/javascript"> lastScrollY=0; function heartBeat(){ var diffY; if (document.documentElement && document.documentElement.scrollTop) diffY = document.documentElement.scrollTop; else if (document.body) diffY = document.body.scrollTop else {/*Netscape stuff*/} //alert(diffY); percent=.1*(diffY-lastScrollY); if(percent>0)percent=Math.ceil(percent); else percent=Math.floor(percent); document.getElementById("lovexin12").style.top=parseInt(document.getElementById ("lovexin12").style.top)+percent+"px"; document.getElementById("lovexin14").style.top=parseInt(document.getElementById ("lovexin12").style.top)+percent+"px"; lastScrollY=lastScrollY+percent; //alert(lastScrollY); }//from knowsky.com suspendcode12="<DIV id="lovexin12" style='left:2px;POSITION:absolute;TOP:120px;'>ad1</div>" suspendcode14="<DIV id="lovexin14" style='right:2px;POSITION:absolute;TOP:120px;'>ad2</div>" document.write(suspendcode12); document.write(suspendcode14); window.setInterval("heartBeat()",1); </script> <style type="text/css">  </style> </head> <body> <div id="mm"> </div> </body> </html>