function preload_images(){

home = new Image(20,20);
home.src = "http://www.elmapartments.com.au/navigation/home-over.gif";


architecture = new Image(20,20);
architecture.src = "http://www.elmapartments.com.au/navigation/architecture-over.gif";

contact = new Image(20,20);
contact.src = "http://www.elmapartments.com.au/navigation/contact-over.gif";

developer = new Image(20,20);
developer.src = "http://www.elmapartments.com.au/navigation/developer-over.gif";

interior = new Image(20,20);
interior.src = "http://www.elmapartments.com.au/navigation/interior-over.gif";

location = new Image(20,20);
location.src = "http://www.elmapartments.com.au/navigation/location-over.gif";
}


function switch_this(theid){

	document.getElementById(theid).src = "/navigation/"+theid+"-over.gif";


}

function switch_back(theid){

	document.getElementById(theid).src = "/navigation/"+theid+".gif";


}