index_on = new Image();
index_on.src = "gfx/index.gif";
index = new Image();
index.src = "gfx/index.gif";
index_photo = new Image();
index_photo.src = "gfx/index_photo.jpg";

yogaclasses_on = new Image();
yogaclasses_on.src = "gfx/yogaclasses_on.gif";
yogaclasses = new Image();
yogaclasses.src = "gfx/yogaclasses.gif";
yogaclasses_photo = new Image();
yogaclasses_photo.src = "gfx/yogaclasses_photo.jpg";

teachers_on = new Image();
teachers_on.src = "gfx/teachers_on.gif";
teachers = new Image();
teachers.src = "gfx/teachers.gif";
teachers_photo = new Image();
teachers_photo.src = "gfx/teachers_photo.jpg";

workshops_on = new Image();
workshops_on.src = "gfx/workshops_on.gif";
workshops = new Image();
workshops.src = "gfx/workshops.gif";
workshops_photo = new Image();
workshops_photo.src = "gfx/workshops_photo.jpg";

classschedule_on = new Image();
classschedule_on.src = "gfx/classschedule_on.gif";
classschedule = new Image();
classschedule.src = "gfx/classschedule.gif";
classschedule_photo = new Image();
classschedule_photo.src = "gfx/classschedule_photo.jpg";

faqs_on = new Image();
faqs_on.src = "gfx/faqs_on.gif";
faqs = new Image();
faqs.src = "gfx/faqs.gif";
faqs_photo = new Image();
faqs_photo.src = "gfx/faqs_photo.jpg";

additionalservices_on = new Image();
additionalservices_on.src = "gfx/additionalservices_on.gif";
additionalservices = new Image();
additionalservices.src = "gfx/additionalservices.gif";
additionalservices_photo = new Image();
additionalservices_photo.src = "gfx/additionalservices_photo.jpg";

books_on = new Image();
books_on.src = "gfx/books_on.gif";
books = new Image();
books.src = "gfx/books.gif";
books_photo = new Image();
books_photo.src = "gfx/books_photo.jpg";

directions_on = new Image();
directions_on.src = "gfx/directions_on.gif";
directions = new Image();
directions.src = "gfx/directions.gif";
directions_photo = new Image();
directions_photo.src = "gfx/directions_photo.jpg";

contact_on = new Image();
contact_on.src = "gfx/contact_on.gif";
contact = new Image();
contact.src = "gfx/contact.gif";
contact_photo = new Image();
contact_photo.src = "gfx/contact_photo.jpg";

function imageon(imageName) {
	document.images.head.src = eval(imageName + "_photo.src");
	eval("document.images." + imageName + ".src = " + imageName + "_on.src");
}

function imageoff(photo, imageName, on) {
	document.images.head.src = eval(photo + "_photo.src");
	eval("document.images." + imageName + ".src = " + imageName + on + ".src");
}