function showHideElement(szDivID, iState) // 1 visible, 0 hidden
		{
			if(document.layers)	   //NN4+
			{
			   document.layers[szDivID].display = iState ? "block" : "none";
			}
			else if(document.getElementById)	  //gecko(NN6) + IE 5+
			{
				var obj = document.getElementById(szDivID);
				obj.style.display = iState ? "block" : "none";
			}
			else if(document.all)	// IE 4
			{
				document.all[szDivID].style.display = iState ? "block" : "none";
			}
		}