// JavaScript Document

//navigation functions
function roll(button, state){
	document.getElementById(button).src = "images/common/mnu_" + button + "_" + state + ".jpg";
}

function submenu(submenu,on){
	if (on){
		document.getElementById(submenu).style.visibility = 'visible';
	}
	else{
		document.getElementById(submenu).style.visibility = 'hidden';
	}
}

function Tooltip(state,id){
	if (state){
		document.getElementById(id).style.display='block';
	}
	else{
		document.getElementById(id).style.display='none';
	}
}