// preload function
function preload(image) {
	eval(image+"_0 = new Image()");	eval(image+"_0.src = '/images/header/"+image+".gif'");
	eval(image+"_1 = new Image()");	eval(image+"_1.src = '/images/header/"+image+".gif'");
}

// rollover function
function rollover(thisImg,state) {
	if (document.images) {
		document.images[thisImg].src = eval(thisImg + "_" + state + ".src");
	}
}

// page variables
n = new Array("admin_filter","clients","clients_accounts","projects","documents","research","admin","profile");
for (i = 0; i < n.length; i++) preload(n[i]);

function HideAllImages() {
	rollover('admin_filter',0);
	rollover('clients_accounts',0);
	rollover('clients',0);
	rollover('projects',0);
	rollover('documents',0);
	rollover('research',0);
	rollover('admin',0);
	rollover('profile',0);
}