function adjust() {
	if ($('hmenugauche')) {
		$('hmenugauche').style.height=parseInt($('page').getHeight() - 160)+ 'px';
	}
}

var menuMove = {
	generic: function (event) {
		var e=Event.element(event);
		$('himagemenu').style.backgroundPosition = '-'+e.readAttribute('id').split('').last()*17 + 'px';
	}

};


var menuOut = {
	generic: function (event) {
		$('himagemenu').style.backgroundPosition = "0";
	}

};


var Menu = new Class.create();

Menu.prototype = {
	
	/**
	 * @constructor
	 * @param {Object} [options] Set the default options of this board
	 */
	initialize: function() {
		
		$('himagemenu').style.backgroundPosition = "0";
		
		$$('.hclassobserve').each(function(e){ 
			Event.observe(e,'mouseover', menuMove.generic.bindAsEventListener(menuMove) );
			Event.observe(e,'mouseout',	menuOut.generic.bindAsEventListener(menuOut) );
		});
	}
}