function imgColor(In) {
   iC = eval(In + "Color.src"); document[In].src = iC;
}

function imgGreys(In) {
   iC = eval(In + "Greys.src"); document[In].src = iC;
}

function imgAbout(In) {
   iC = eval(In + "About.src"); document.about.src = iC;
}

blankAbout = new Image (192,16);
   blankAbout.src = "resources/visual/navigation/blankAbout.gif";

scheduleColor = new Image (32,32);
   scheduleColor.src = "resources/visual/navigation/scheduleColor.gif";
scheduleGreys = new Image (32,32);
   scheduleGreys.src = "resources/visual/navigation/scheduleGreys.gif";
scheduleAbout = new Image (192,16);
   scheduleAbout.src = "resources/visual/navigation/scheduleAbout.gif";

cityColor = new Image (32,32);
   cityColor.src = "resources/visual/navigation/cityColor.gif";
cityGreys = new Image (32,32);
   cityGreys.src = "resources/visual/navigation/cityGreys.gif";
cityAbout = new Image (192,16);
   cityAbout.src = "resources/visual/navigation/cityAbout.gif";

notesColor = new Image (32,32);
   notesColor.src = "resources/visual/navigation/notesColor.gif";
notesGreys = new Image (32,32);
   notesGreys.src = "resources/visual/navigation/notesGreys.gif";
notesAbout = new Image (192,16);
   notesAbout.src = "resources/visual/navigation/notesAbout.gif";