/* This javascript is for preloading and swapping the images on the navbar of the VAMS web site. */


function doPreload()
{
	var the_images = new Array(
	'img/nav/btn_about_on.gif',
	'img/nav/btn_about_ov.gif',
	'img/nav/btn_about.gif',
	'img/nav/btn_activities_on.gif',
	'img/nav/btn_activities_ov.gif',
	'img/nav/btn_activities.gif',
	'img/nav/btn_contact_on.gif',
	'img/nav/btn_contact_ov.gif',
	'img/nav/btn_contact.gif',
	'img/nav/btn_internal_on.gif',
	'img/nav/btn_internal_ov.gif',
	'img/nav/btn_internal.gif',
	'img/nav/btn_media_on.gif',
	'img/nav/btn_media_ov.gif',
	'img/nav/btn_media.gif',
	'img/nav/btn_publications_on.gif',
	'img/nav/btn_publications_ov.gif',
	'img/nav/btn_publications.gif',
	'img/nav/btn_resources_on.gif',
	'img/nav/btn_resources_ov.gif',
	'img/nav/btn_resources.gif',
	'img/nav/btn_whatsnew_on.gif',
	'img/nav/btn_whatsnew_ov.gif',
	'img/nav/btn_whatsnew.gif',
	'img/nav/desc_about.gif',
	'img/nav/desc_about_on.gif',
	'img/nav/desc_activities.gif',
	'img/nav/desc_activities_on.gif',
	'img/nav/desc_contact.gif',
	'img/nav/desc_contact_on.gif',
	'img/nav/desc_home.gif',
	'img/nav/desc_internal.gif',
	'img/nav/desc_internal_on.gif',
	'img/nav/desc_media.gif',
	'img/nav/desc_media_on.gif',
	'img/nav/desc_publications.gif',
	'img/nav/desc_publications_on.gif',
	'img/nav/desc_resources.gif',
	'img/nav/desc_resources_on.gif',
	'img/nav/desc_whatsnew.gif',
	'img/nav/desc_whatsnew_on.gif');
	preloadImages(the_images);
}

function preloadImages(the_images_array)
{
	for(var loop = 0; loop < the_images_array.length; loop++)
	{
		var an_image = new Image();
		an_image.src = the_images_array[loop];
	}
}