// Preload
var images = ['images/nav_aboutus_s.gif','images/nav_catering_s.gif','images/nav_contactus_s.gif','images/nav_media_s.gif','images/nav_delivery_s.gif','images/nav_dinein_s.gif','images/nav_orderonline_s.gif','images/location.gif','images/location_s.gif','images/aboutus.gif','images/aboutus_s.gif'];
for(var i=0;i < images.length; i++){
	var image = new Image();
	image.src = images[i];
}

// Toggle image
function timg(e){
	var d = e.src.lastIndexOf('.');
	var suffix = e.src.substring(d-2,d);
	if(suffix == '_s'){
		e.src = e.src.substring(0, d-2) + e.src.substring(d, e.src.length);
	} else {
		e.src = e.src.substring(0, d) + '_s' + e.src.substring(d, e.src.length);
	}
}

// Toggle aboutus/location
function tal(n){
	var ab = document.getElementById('aboutus_b');
	var a = document.getElementById('aboutus');
	
	var lb = document.getElementById('location_b');
	var l = document.getElementById('location');
	
	if(n){
		ab.src = 'images/aboutus.gif';
		lb.src = 'images/location_s.gif';
		a.style.display = 'none';
		l.style.display = 'block';
	} else {
		lb.src = 'images/location.gif';
		ab.src = 'images/aboutus_s.gif';
		l.style.display = 'none';
		a.style.display = 'block';
	}
}