var numOfMenuItem = 6;

function resetSubMenus(){
	/* Reset all sub menu items */
	for (i=0; i<numOfMenuItem; i++){
		index = i + 1;
		obj = document.getElementById("subMenu" + index);
		obj.style.display = "none";
		document.getElementById("menuItem" + index).className = "menuItem";
	}
}

function setMenu(id){
	var i;
	var obj;
	var index;
	var strHTML = "";

	/* Reset Menu Bar */
	resetSubMenus();

	/* Display select subMenus */
	obj = document.getElementById("subMenu" + id);
	obj.style.display = "block";

	/* Set menu items style */
	obj = document.getElementById("menuItem" + id);
	obj.className = "menuItemHighlight";
}