/**
 * Shows the given DIV layer and hides the rest. If the layer ID
 * is blank the function only hides all the layers.
 *
 * @param	showLayerID		The ID of the DIV layer to show.
 *
 */

function setupMenus(showLayerID) {
	// hide all the layers
	document.getElementById("SpaceHolder").style.display = "block";
	document.getElementById("ayurveda").style.display = "none";
	document.getElementById("pukka").style.display = "none";

	// if the state is true show the given layer		
	if (showLayerID != "") {
		document.getElementById("SpaceHolder").style.display = "none";
		document.getElementById(showLayerID).style.display = "block";
	}
}