function initBanner()
		{
  			var bannercontainer = document.getElementById("bannercontainer");
  			bannercontainer.style.position = "absolute";
  			bannercontainer.style.overflow = "hidden";
  			bannercontainer.style.height = "36px"; 
		}

function showBanner(){
  document.getElementById("bannercontainer").style.height = "80px";
}

function hideBanner(){
  document.getElementById("bannercontainer").style.height = "36px";
}