function WriteQqStr()
{document.writeln("<div id=\"backi\" style=\"Z-INDEX:9999; RIGHT: 40px; OVERFLOW: visible; WIDTH: 76px; POSITION: absolute; TOP: 80px; font-size:12px; text-decoration:none\"><div style=\"background:url(/QQ_online/images/qq_top.gif) no-repeat; width:103px; height:36px\"><a href=\"javascript:close_float_left();void(0);\" title=\"close\"><img src=\"/QQ_online/images/qq_close.gif\" width=\"10\" height=\"9\" border=\"0\" style=\"float:right; margin:10px 8px 0 0\"></a></div><div style=\"height:24px;line-height:24px;width:103px; background:url(/QQ_online/images/qq_border.gif) repeat-y; text-indent:10px \"><a href=\"http://sighttp.qq.com/cgi-bin/check?sigkey=6477934973001903359ad697692e8543bcdde865e6264e5513b1d323efd2eaaf\"; target=_blank; onclick=\"var tempSrc=\' http://sighttp.qq.com/wpa.js?rantime=\'+Math.random()+\'&sigkey=6477934973001903359ad697692e8543bcdde865e6264e5513b1d323efd2eaaf\';var oldscript=document.getElementById(\'testJs\');var newscript=document.createElement(\'script\');newscript.setAttribute(\'type\',\'text/javascript\'); newscript.setAttribute(\'id\', \'testJs\');newscript.setAttribute(\'src\',tempSrc);if(oldscript == null){document.body.appendChild(newscript);}else{oldscript.parentNode.replaceChild(newscript, oldscript);}return false;\" style=\"text-decoration:none; color:#333333\"><img src=\"/QQ_online/images/qqol.gif\" width=\"23\" height=\"16\" border=\"0\" style=\"margin-right:4px\">在线咨询</a></div><div style=\"height:24px;line-height:24px;width:103px; background:url(/QQ_online/images/qq_border.gif) repeat-y; text-indent:10px \"><a href=\"tencent://message/?uin=984619949\" title=\"点此预订房间\" target=\"_blank\" style=\"text-decoration:none; color:#333333\"><img src=\"/QQ_online/images/qqol.gif\" width=\"23\" height=\"16\" border=\"0\" style=\"margin-right:4px\">房间预订</a></div><div style=\"height:44px; width:103px;background:url(/QQ_online/images/qq_bottom.gif) no-repeat bottom left; line-height:44px; text-align:center\">www.517qz.com</div></div>");
}
function close_float_left(){backi.style.visibility='hidden';}

lastScrollY=0; 
function heartBeat(){ 
diffY=document.documentElement.scrollTop; 
percent=.1*(diffY-lastScrollY); 
if(percent>0)percent=Math.ceil(percent); 
else percent=Math.floor(percent); 
document.all.backi.style.pixelTop+=percent; 
lastScrollY=lastScrollY+percent; 
} 

if (!document.layers) {WriteQqStr();window.setInterval("heartBeat()",1); }