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("rightDiv").style.top = parseInt(document.getElementById("rightDiv").style.top)+percent+"px"; lastScrollY=lastScrollY+percent; //alert(lastScrollY); } //下面这段删除后，对联将不跟随屏幕而移动。 window.setInterval("heartBeat()",1); //--> //关闭按钮 function close_right1(){ rightDiv.style.visibility='hidden'; } //显示样式 document.writeln("<style type=\"text\/css\">"); document.writeln("#leftDiv{width:100px;height:auto;background-color:transparent;position:absolute;}"); document.writeln("#rightDiv{width:140px;height:auto;background-color:transparent;position:absolute;}"); document.writeln(".itemFloat{width:100px;height:auto;line-height:22px}"); document.writeln("<\/style>"); //以下为主要内容 document.writeln("<div id=\"rightDiv\" style=\"top:40px;right:0px\">"); //------右侧各块开始 //---R1 document.writeln("<a href=\"javascript:close_right1();\" title=\"关闭在线客服\">&nbsp;&nbsp;×关闭在线客服<\/a>"); document.writeln("<div id=\"right1\" class=\"itemFloat\">"); document.writeln('<iframe frameborder="0" width="140" height="535" allowtransparency="true" marginheight="0" marginwidth="0" scrolling="No" src="qq.htm"></iframe>'); document.writeln("<\/div>"); //------右侧各块结束 document.writeln("<\/div>");