var dt = new Date();
var hr = dt.getSeconds();
hr=hr%1;
if (hr==0){ document.write("<iframe MARGINHEIGHT=0 MARGINWIDTH=0 FRAMEBORDER=0 WIDTH=120 HEIGHT=250 SCROLLING=NO src=http://www.pcdog.com/tech/js/left.htm></iframe>"); }
//if (hr==0){ document.write("<iframe MARGINHEIGHT=0 MARGINWIDTH=0 FRAMEBORDER=0 WIDTH=120 HEIGHT=300 SCROLLING=NO src=http://www.pcdog.com/tech/js/37ad.htm></iframe> "); }
//if (hr==1){ document.write("<iframe marginwidth=0 marginheight=0  frameborder=0 bordercolor=#000000 hspace=0 vspace=-62 scrolling=no src=http://union.sogou.com/cpc/partner.php?pid=goog_bar&type=7 width=120 height=455></iframe><br><a href=http://adfarm.mediaplex.com/ad/ck/4080-22903-9499-0?aid=jkday2000;rgbutton_120x60;hp&amp;mpro=http://www.ebay.com.cn target=_blank><IMG height=60 src=http://ad.tom.com/jd/eachnet/0916-bt.gif width=120 border=0></a></script>"); }