//preloads images
	nav_home_out = new Image(40, 16); nav_home_on = new Image(40, 16);
	nav_profile_out = new Image(54, 16); nav_profile_on = new Image(54, 16);
	nav_amenities_out = new Image(71, 16); nav_amenities_on = new Image(71, 16);
	nav_location_out = new Image(64, 16); nav_location_on = new Image(64, 16);
	nav_credentials_out = new Image(85, 16); nav_credentials_on = new Image(85, 16);
	nav_contact_out = new Image(61, 16); nav_contact_on = new Image(61, 16);
	nav_links_out = new Image(44, 16); nav_links_on = new Image(44, 16);

	loading = new Image(256, 165);
	
	nav_home_out.src = "_images/nav_home_out.gif"; nav_home_on.src = "_images/nav_home_on.gif";
	nav_profile_out.src = "_images/nav_profile_out.gif"; nav_profile_on.src = "_images/nav_profile_on.gif";
	nav_amenities_out.src = "_images/nav_amenities_out.gif"; nav_amenities_on.src = "_images/nav_amenities_on.gif";
	nav_location_out.src = "_images/nav_location_out.gif"; nav_location_on.src = "_images/nav_location_on.gif";
	nav_credentials_out.src = "_images/nav_credentials_out.gif"; nav_credentials_on.src = "_images/nav_credentials_on.gif";
	nav_contact_out.src = "_images/nav_contact_out.gif"; nav_contact_on.src = "_images/nav_contact_on.gif";
	nav_links_out.src = "_images/nav_links_out.gif"; nav_links_on.src = "_images/nav_links_on.gif";
	
	loading.src = "_pictures/loading.gif";

//swaps pictures
	function SwapPic(img){
		document.getElementById("bigpic").src = loading.src;
		document.getElementById("bigpic").src = img.src;
	}
	
//swaps pictures Anniversary
	function SwapPicAnniversary(img){
		document.getElementById("bigpicAnniversary").src = loading.src;
		document.getElementById("bigpicAnniversary").src = img.src;
	}