function hoverButton(id,way) {
	
	className = document.getElementById("button_"+id+"_left").className;
	className = className.replace("_left_hover","");
	className = className.replace("_left","");
	
	
	if (way == 1) {
		document.getElementById("button_"+id+"_left").className = className+"_left_hover";
		document.getElementById("button_"+id+"_middle").className = className+"_middle_hover";
		document.getElementById("button_"+id+"_right").className = className+"_right_hover";
	} else {
		document.getElementById("button_"+id+"_left").className = className+"_left";
		document.getElementById("button_"+id+"_middle").className = className+"_middle";
		document.getElementById("button_"+id+"_right").className = className+"_right";
	}
}