var ad_tl_width=930;
var ad_tl_height=80;
var ad_full_height=300;
var screenheight=801;
if(screen.height < screenheight)
{
  ad_tl_width=760;
  ad_tl_height=80;
  ad_full_height=245;
  document.write ('<style type="text/css">.Height_a{height:10%; border:0px;}</style>');
  document.write ('<style type="text/css">.Height_b{height:15%; border:0px;}</style>');
  document.write ('<style type="text/css">.Height_c{height:10%; border:0px;}</style>');
}
else
{
  document.write ('<style type="text/css">.Height_a{height:13%; border:0px;}</style>');
  document.write ('<style type="text/css">.Height_b{height:15%; border:0px;}</style>');
  document.write ('<style type="text/css">.Height_c{height:10%; border:0px;}</style>');
}