if (document.images) {
                home_img = new Image();
                home_img.src = "images/header-img-home01.jpg";
                weddings_callout = new Image();
                weddings_callout.src = "images/callout-weddings.jpg";
                portraits_callout = new Image();
                portraits_callout.src = "images/callout-portraits.jpg";
		freelance_callout = new Image();
                freelance_callout.src = "images/callout-freelance.jpg";
		stock_callout = new Image();
                stock_callout.src = "images/callout-stock.jpg";
                about_callout = new Image();
                about_callout.src = "images/callout-about.jpg";
                contact_callout = new Image();
                contact_callout.src = "images/callout-contact.jpg";
}

function postload()
{

	if (document.images) 
	{
		weddings_img = new Image();
                weddings_img.src = "images/header-img-weddings.jpg";
                portraits_img = new Image();
                portraits_img.src = "images/header-img-portraits.jpg";
		freelance_img = new Image();
                freelance_img.src = "images/header-img-freelance.jpg";
		stock_img = new Image();		
                stock_img.src = "images/header-img-stock.jpg";
                about_img = new Image();
                about_img.src = "images/header-img-about.jpg";
                contact_img = new Image();
                contact_img.src = "images/header-img-contact.jpg";
		gallery_base = new Image();
                gallery_base.src = "images/gallery_base.jpg";
		gallery_base = new Image();
                gallery_base.src = "images/gallery_loading.jpg";
	}

}