if (document.all) { 
		showLayer = function (layerName) { 
			document.all[layerName].style.visibility = 'visible'; 
			} 
		hideLayer = function (layerName) { 
			document.all[layerName].style.visibility = 'hidden'; 
		} 
		moveLayerToXY = function (layerName,newX,newY) { 
			document.all[layerName].style.pixelLeft = newX; 
			document.all[layerName].style.pixelTop = newY; 
		} 
	} else { 
		showLayer = function (layerName) { 
			document[layerName].visibility = 'show'; 
			} 
		hideLayer = function (layerName) { 
			document[layerName].visibility = 'hide'; 
		} 
		moveLayerToXY = function (layerName,newX,newY) { 
			document[layerName].left = newX; 
			document[layerName].top = newY; 
		} 
	}