var dt = new Date();
var hr = dt.getSeconds();
if (hr<=20)  {  var msg="<IMG SRC= http://www.ccul.org/advertisers/2010banner_samaha.gif border=0 vspace=0>"; document.write (msg.link("http://www.ccul.org/ad_watch/ad_watch01.htm"));}
else if (hr<=40)  { var msg="<IMG SRC= http://www.ccul.org/advertisers/2010banner_cmg.jpg border=0 vspace=0>"; document.write (msg.link("http://www.ccul.org/ad_watch/ad_watch02.htm")); }
else  {  var msg="<IMG SRC= http://www.ccul.org/advertisers/COOPBanner_TTQ3.jpg border=0 vspace=0>"; document.write (msg.link("http://www.ccul.org/ad_watch/ad_watch03.htm")); }