var flag = false;
var isOpened = false;
var main_menu_items_qnt = 4;
main_menu_ids = new Array("about_us","our_homes","our_services","contact_us");
main_menu_titles = new Array("About Us","Our Homes","Our Services","Contact Us");
main_menu_items = new Array();
main_menu_items_ = new Array();

for (i=0; i<main_menu_items_qnt; i++)
{
	main_menu_items[i] = new Image();
	main_menu_items[i].src = "images/main_" + main_menu_ids[i] + ".gif";
	main_menu_items_[i] = new Image();
	main_menu_items_[i].src = "images/main_" + main_menu_ids[i] + "_.gif";
}


function openMenu () {

isOpened = true;
flag = true;
for (i=1; i<=main_menu_items_qnt; i++)
	{
	eval("document.main_menu_" + i +".src = main_menu_items[" + (i-1) + "].src");
	eval("document.main_menu_" + i +".alt = main_menu_titles[" + (i-1) +"]");
	eval("document.links[" + i +"].href = main_menu_ids[" + (i-1) +"] \+ '.html'");
	}
}


function highlightImages (n,items_num) {

if (isOpened)
	{
	if (n)
		eval("document.main_menu_" + items_num +".src = main_menu_items_[" + (items_num-1) + "].src");
	else
		eval("document.main_menu_" + items_num +".src = main_menu_items[" + (items_num-1) + "].src");
	}
}

function closeMenu () {

flag = false;
setTimeout('restoreImages()',500);
}


function restoreImages () {

if (!flag)
	{
	for (i=1; i<=main_menu_items_qnt; i++)
		{
		eval("document.main_menu_" + i +".src = 'images/tp.gif'");
		eval("document.main_menu_" + i +".alt = 'Adult Care Home Interior'");
		eval("document.links[" + i +"].href='our_homes.html'");
		}
	isOpened = false;
	}
}