if (document.images) {
  Default_Off = new Image
  Default_Over = new Image
  About_Off = new Image
  About_Over = new Image
  Music_Off = new Image
  Music_Over = new Image
  Schedule_Off = new Image
  Schedule_Over = new Image
  OtherStuff_Off = new Image
  OtherStuff_Over = new Image
  
  Default_Off.src = "Images/Button_Default_Off.gif"
  Default_Over.src = "Images/Button_Default_Over.gif"
  About_Off.src = "Images/Button_About_Off.gif"
  About_Over.src = "Images/Button_About_Over.gif"
  Music_Off.src = "Images/Button_Music_Off.gif"
  Music_Over.src = "Images/Button_Music_Over.gif"
  Schedule_Off.src = "Images/Button_Schedule_Off.gif"
  Schedule_Over.src = "Images/Button_Schedule_Over.gif"
  OtherStuff_Off.src = "Images/Button_OtherStuff_Off.gif"
  OtherStuff_Over.src = "Images/Button_OtherStuff_Over.gif"
}

function killAllMenus() {
  killMenu('About')
  killMenu('Music')
  killMenu('Schedule')
  killMenu('OtherStuff')
}