// Break out of frames
if (self.parent.frames.length != 0 )
self.parent.location = document.location;

/*
if (window.location != window.top.location) {
window.top.location = window.location;
  }
*/

if (document.images) {

but_home_on = new Image();
but_home_on.src = "graphics/but_home_on.gif";
but_home_off = new Image();
but_home_off.src = "graphics/but_home_off.gif";

but_about_on = new Image();
but_about_on.src = "graphics/but_about_on.gif";
but_about_off = new Image();
but_about_off.src = "graphics/but_about_off.gif";

but_mosaics_on = new Image();
but_mosaics_on.src = "graphics/but_mosaics_on.gif";
but_mosaics_off = new Image();
but_mosaics_off.src = "graphics/but_mosaics_off.gif";

but_gallery_on = new Image();
but_gallery_on.src = "graphics/but_gallery_on.gif";
but_gallery_off = new Image();
but_gallery_off.src = "graphics/but_gallery_off.gif";

but_contact_on = new Image();
but_contact_on.src = "graphics/but_contact_on.gif";
but_contact_off = new Image();
but_contact_off.src = "graphics/but_contact_off.gif";


}

function turnOn(imageName) {
if (document.images) {
document[imageName].src = eval(imageName + "_on.src");
	}
}

function turnOff(imageName) {
if (document.images) {
document[imageName].src = eval(imageName + "_off.src");
	}
}