// rollover image function
function changeImage(image_name,image_src) {
   	document.images[image_name].src = image_src;
}

// preload images
function preloadImages(){
	
	if (document.images){
	
		var nav_faqs_over = new Image(56,26);
		nav_faqs_over.src = "images/menu/<?php echo $lang; ?>/menu-faqs-1.gif";
		
		var nav_grup_over = new Image(86,26);
		nav_grup_over.src = "images/menu/<? echo $lang; ?>/menu-grup-1.gif";
		
		var nav_hous_over = new Image(47,26);
		nav_hous_over.src = "images/menu/<?php echo $lang; ?>/menu-hous-1.gif";
		
		var nav_link_over = new Image(62,26);
		nav_link_over.src = "images/menu/<?php echo $lang; ?>/menu-link-1.gif";
		
		var nav_mail_over = new Image(55,26);
		nav_mail_over.src = "images/menu/<?php echo $lang; ?>/menu-mail-1.gif";
		
		var nav_phot_over = new Image(76,26);
		nav_phot_over.src = "images/menu/<?php echo $lang; ?>/menu-phot-1.gif";
		
		var nav_prbk_over = new Image(87,26);
		nav_prbk_over.src = "images/menu/<?php echo $lang; ?>/menu-prbk-1.gif";
		
		var nav_pres_over = new Image(65,26);
		nav_pres_over.src = "images/menu/<?php echo $lang; ?>/menu-pres-1.gif";
		
		var nav_pric_over = new Image(80,26);
		nav_pric_over.src = "images/menu/<?php echo $lang; ?>/menu-pric-1.gif";
		
		var nav_rese_over = new Image(74,26);
		nav_rese_over.src = "images/menu/<?php echo $lang; ?>/menu-rese-1.gif";
		
		var nav_smap_over = new Image(110,26);
		nav_smap_over.src = "images/menu/<?php echo $lang; ?>/menu-smap-1.gif";
			
	} else {
		return;
	}
	
}

// event handler used for the navigation rollovers
sfHover = function(){
	var sfEls1 = document.getElementById("nav1").getElementsByTagName("li");
	for (var i = 0; i < sfEls1.length; i++){
		sfEls1[i].onmouseover = function(){
			this.className += " sfhover";
			//document.getElementById("ultralingua").style.visibility = "hidden";
		}
		sfEls1[i].onmouseout = function(){
			this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
			//document.getElementById("ultralingua").style.visibility = "visible";
		}
	}

	var sfEls2 = document.getElementById("nav2").getElementsByTagName("li");
	for (var i = 0; i < sfEls2.length; i++){
		sfEls2[i].onmouseover = function(){
			this.className += " sfhover";
			//document.getElementById("ultralingua").style.visibility = "hidden";
		}
		sfEls2[i].onmouseout = function(){
			this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
			//document.getElementById("ultralingua").style.visibility = "visible";
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);