function showHideMenu(menuID,imgID,strImagePath){
	var objMenu = document.getElementById(menuID);
	var objImg = document.getElementById(imgID);
	if(objMenu.style.visibility == ''){
		objMenu.style.visibility = 'hidden';
		objMenu.style.position="absolute";
		objImg.src = strImagePath + 'menuBullet.jpg'
	}else{
		objMenu.style.visibility = '';
		objMenu.style.position="";
		objImg.src = strImagePath + 'menuBulletDown.jpg'
	}
}