http://www.ks5u.com/down/2012-1/16/692374.shtml
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var chkid=document.getElementById(divid);
if(chkid != null){return true; }
else {return false; }
}
if (chkdiv('count')) {
document.getElementById('count').innerHTML='日678 周.. 月679 总693';
}
//document.getElementById('complain').innerHTML='1';
document.getElementById('count').innerHTML=''
document.getElementById('count').previousElementSibling.innerHTML='';
if (chkdiv('Res_Prives')) {
document.getElementById('Res_Prives').innerHTML='在线预览';
}