/*
Layer Functions
*/
function showHideLayer(layer)
{
	layerObj = document.getElementById(layer);		
	 
	if(getLayervisibility(layer) == "none")
		{
			d="block";
		}
	else
		{			
			d="none";
		}						
	
	layerObj.style.display = d;
	
	sizeLayers();
}

function getLayervisibility(layer)
{
	layerObj = document.getElementById(layer);
	d = layerObj.style.display;
	return d;
}

function setLayerPosition(layer)
{
	layerObj = document.getElementById(layer);
	
	//layerLeftPos = parseInt(layerObj.style.left.replace('px',''));
	layerTopPos = parseInt(layerObj.style.top.replace('px',''));
	if(navigator.appName == "Microsoft Internet Explorer")
	{ pagePos = parseInt(document.body.scrollTop); }
	else
	{ pagePos = parseInt(window.pageYOffset); }
	//alert(document.body.scrollTop);
	
	if(pagePos == 0)
	{ layerObj.style.top = pagePos+250+'px'; }
	else
	{ layerObj.style.top = pagePos+225+'px'; }		
	
}