// JavaScript Document


button1up = new Image; button1up.src = "images/nav1a.gif";
button1down = new Image; button1down.src = "images/nav1b.gif";

button2up = new Image; button2up.src = "images/nav2a.gif";
button2down = new Image; button2down.src = "images/nav2b.gif";

button3up = new Image; button3up.src = "images/nav3a.gif";
button3down = new Image; button3down.src = "images/nav3b.gif";

button4up = new Image; button4up.src = "images/nav4a.gif";
button4down = new Image; button4down.src = "images/nav4b.gif";

button5up = new Image; button5up.src = "images/nav5a.gif";
button5down = new Image; button5down.src = "images/nav5b.gif";

function MyMouseOverRoutine(ButtonName)
{
  if (ButtonName=="button1") {document.button1.src = button1down.src;}
  if (ButtonName=="button2") {document.button2.src = button2down.src;}
  if (ButtonName=="button3") {document.button3.src = button3down.src;}
  if (ButtonName=="button4") {document.button4.src = button4down.src;}
  if (ButtonName=="button5") {document.button5.src = button5down.src;}
}

function MyMouseOutRoutine(ButtonName)
{
   if (ButtonName=="button1") {document.button1.src = button1up.src;}
   if (ButtonName=="button2") {document.button2.src = button2up.src;}
   if (ButtonName=="button3") {document.button3.src = button3up.src;}
   if (ButtonName=="button4") {document.button4.src = button4up.src;}
   if (ButtonName=="button5") {document.button5.src = button5up.src;}
}