function changeButton(element, image){
    document.getElementById(element).src=image.src;
     
}

gallery_over = new Image();
gallery_over.src = "images/gallerys.jpg";
ogallery = new Image();
ogallery.src = "images/gallery.jpg";
bio_over = new Image();
bio_over.src = "images/bios.jpg";
obio = new Image();
obio.src = "images/bio.jpg";
artofbusiness_over = new Image();
artofbusiness_over.src = "images/artofbusinesss.jpg";
oartofbusiness = new Image();
oartofbusiness.src = "images/artofbusiness.jpg";
order_over = new Image();
order_over.src = "images/orders.jpg";
oorder = new Image();
oorder.src = "images/order.jpg";
contact_over = new Image();
contact_over.src = "images/contacts.jpg";
ocontact = new Image();
ocontact.src = "images/contact.jpg";
home_over = new Image();
home_over.src = "images/homes.jpg";
ohome = new Image();
ohome.src = "images/home.jpg";
watercolors_over = new Image();
watercolors_over.src = "images/watercolorss.jpg";
owatercolors = new Image();
owatercolors.src = "images/watercolors.jpg";
penandink_over = new Image();
penandink_over.src = "images/penandinks.jpg";
openandink = new Image();
openandink.src = "images/penandink.jpg";
pencil_over = new Image();
pencil_over.src = "images/pencils.jpg";
opencil = new Image();
opencil.src = "images/pencil.jpg";
oil_over = new Image();
oil_over.src = "images/oils.jpg";
ooil = new Image();
ooil.src = "images/oil.jpg";