var   s_domain   =   location.host;  
var   s_come   = document.referrer;
if  ( ( s_domain   ==  "www.t166.com" ||  s_domain   ==  "baidu.t166.com" ||  s_domain   ==  "jingjia.t166.com" )&&(s_come.indexOf('baidu.com') != -1 ) )
{   
var _bdhm_top = 0;
var _bdhmProtocol = (("https:" == document.location.protocol) ? " https://" : " http://");
var _bdhm_tim = new Image(1,1);
_bdhm_tim.id = "bdhmPerimg";
_bdhm_tim.src = _bdhmProtocol + "hm.baidu.com/_tt.gif?si=6492d38d732122c58b44e3fdc3e9e9f3&rnd=" + Math.round(Math.random()*2147483647);
_bdhm_tim.onload=function(){_bdhm_top = 1;}
}