if(document.images)
		{
var Drbiooff = new Image();
Drbiooff.src = "images/but_drbio_off.jpg";

var Drbioon = new Image();
Drbioon.src = "images/but_drbio_on.jpg";
	}
		{
var Staffoff = new Image();
Staffoff.src = "images/but_staff_off.jpg";

var Staffon = new Image();
Staffon.src = "images/but_staff_on.jpg";
	}
		{
var Galleryoff = new Image();
Galleryoff.src = "images/but_gallery_off.jpg";

var Galleryon = new Image();
Galleryon.src = "images/but_gallery_on.jpg";
	}

		{
var Formsoff = new Image();
Formsoff.src = "images/but_forms_off.jpg";

var Formson = new Image();
Formson.src = "images/but_forms_on.jpg";
	}

		{
var Apptoff = new Image();
Apptoff.src = "images/but_appt_off.jpg";

var Appton = new Image();
Appton.src = "images/but_appt_on.jpg";
	}

	
function buton1()
{
if (document.images)
document.images.Drbio.src = Drbioon.src;
window.status = 'Doctors Bio' ;
}

function butoff1()
{
if (document.images)
document.images.Drbio.src = Drbiooff.src;
window.status = '' ;
}

function buton2()
{
if (document.images)
document.images.Staff.src = Staffon.src;
window.status = 'Staff' ;
}

function butoff2()
{
if (document.images)
document.images.Staff.src = Staffoff.src;
window.status = '' ;
}

function buton3()
{
if (document.images)
document.images.Gallery.src = Galleryon.src;
window.status = 'Gallery' ;
}

function butoff3()
{
if (document.images)
document.images.Gallery.src = Galleryoff.src;
window.status = '' ;
}

function buton4()
{
if (document.images)
document.images.Forms.src = Formson.src;
window.status = 'Forms' ;
}

function butoff4()
{
if (document.images)
document.images.Forms.src = Formsoff.src;
window.status = '' ;
}


function buton5()
{
if (document.images)
document.images.Appt.src = Appton.src;
window.status = 'Request An Appointment' ;
}

function butoff5()
{
if (document.images)
document.images.Appt.src = Apptoff.src;
window.status = '' ;
}