function hideAd(divId) 

{ if (document.layers) document.layers[divId].visibility = 'hide';

  else if (document.all) document.all[divId].style.visibility = 'hidden';

  else if (document.getElementById) document.getElementById(divId).style.visibility = 'hidden';

}



function adDown(divId) 

{ state=typeof topPos;

  if(state=='undefined') topPos=-260;

  if(topPos < 75)

  { topPos+=3;

	   if (document.layers) document.layers[divId].top = topPos;

    else if (document.all) document.all[divId].style.top = topPos;

    else if (document.getElementById) document.getElementById(divId).style.top = topPos;	

    

    setTimeout("adDown('pop');",25);

	 }

}