// JavaScript Document
var active_menu, default_menu;
var theTime;
var IsOut;

default_menu="onas";
	 
function Show_Menu( num ) {
	if (active_menu == num) { return; }
	/* Pokud se ma zobrazit to co je zobrazene tak RETURN */
	
	if (!active_menu) { active_menu = default_menu }
	/* Pokud neni urceno zobrazene menu => default */
	
	if (active_menu!=="0") {
		document.getElementById("a_menu_"  + active_menu).className = "a_menu black";
		if (active_menu==default_menu) { document.getElementById("a_menu_"  + active_menu).className = "a_menu ared"; }
		document.getElementById("submenu_"  + active_menu).className = "submenu hidden";
	}

	if (num!=="0") {		
		document.getElementById("a_menu_"  + num).className = "a_menu black lightgrey";
		if (num==default_menu) { document.getElementById("a_menu_"  + num).className = "a_menu ared lightgrey"; }
		document.getElementById("submenu_"  + num).className = "submenu";
	}
	
	active_menu = num;
}

function SetTime() {
	theTime = setTimeout( "Hide_Menu()", 200 );
	IsOut = true;
}

function Hide_Menu() {
	if (IsOut) { Show_Menu( default_menu ) }
}