// Initialize all images that will appear in PC
pcpic = new Array(10);
pcpic["none"]            = new Image();
pcpic["none"].src        = "images/pc/pcLetsPlay.gif";
pcpic["home"]            = new Image();
pcpic["home"].src        = "images/pc/pcHome.gif";
pcpic["seaBattle"]       = new Image();
pcpic["seaBattle"].src   = "images/pc/pcSeaBattle.gif";
pcpic["racquetball"]     = new Image();
pcpic["racquetball"].src = "images/pc/pcRacquetball.gif";
pcpic["handball"]        = new Image();
pcpic["handball"].src    = "images/pc/pcHandball.gif";
pcpic["pingpong"]        = new Image();
pcpic["pingpong"].src    = "images/pc/pcPingPong.gif";
pcpic["matching"]        = new Image();
pcpic["matching"].src    = "images/pc/pcMatching.gif";
pcpic["scramble"]        = new Image();
pcpic["scramble"].src    = "images/pc/pcScramble.gif";
pcpic["feedback"]        = new Image();
pcpic["feedback"].src    = "images/pc/pcContact.gif";
pcpic["contact"]         = new Image();
pcpic["contact"].src     = "images/pc/pcContact.gif";

// Change an image
function changePc(name)
{
    document.images["pcscreen"].src = pcpic[name].src;
}

// Initialize all images that will highlight a menu item
butpics = new Array(20);
butpics["homeL"]            = new Image();
butpics["homeL"].src        = "images/buttons/butHome.gif";
butpics["homeH"]            = new Image();
butpics["homeH"].src        = "images/buttons/butHomeH.gif";
butpics["seaBattleL"]       = new Image();
butpics["seaBattleL"].src   = "images/buttons/butSeaBattle.gif";
butpics["seaBattleH"]       = new Image();
butpics["seaBattleH"].src   = "images/buttons/butSeaBattleH.gif";
butpics["racquetballL"]     = new Image();
butpics["racquetballL"].src = "images/buttons/butRacquetball.gif";
butpics["racquetballH"]     = new Image();
butpics["racquetballH"].src = "images/buttons/butRacquetballH.gif";
butpics["handballL"]        = new Image();
butpics["handballL"].src    = "images/buttons/butHandball.gif";
butpics["handballH"]        = new Image();
butpics["handballH"].src    = "images/buttons/butHandballH.gif";
butpics["pingpongL"]        = new Image();
butpics["pingpongL"].src    = "images/buttons/butPingPong.gif";
butpics["pingpongH"]        = new Image();
butpics["pingpongH"].src    = "images/buttons/butPingPongH.gif";
butpics["matchingL"]        = new Image();
butpics["matchingL"].src    = "images/buttons/butMatching.gif";
butpics["matchingH"]        = new Image();
butpics["matchingH"].src    = "images/buttons/butMatchingH.gif";
butpics["scrambleL"]        = new Image();
butpics["scrambleL"].src    = "images/buttons/butScramble.gif";
butpics["scrambleH"]        = new Image();
butpics["scrambleH"].src    = "images/buttons/butScrambleH.gif";
butpics["feedbackL"]        = new Image();
butpics["feedbackL"].src    = "images/buttons/butFeedback.gif";
butpics["feedbackH"]        = new Image();
butpics["feedbackH"].src    = "images/buttons/butFeedbackH.gif";
butpics["contactL"]         = new Image();
butpics["contactL"].src     = "images/buttons/butContact.gif";
butpics["contactH"]         = new Image();
butpics["contactH"].src     = "images/buttons/butContactH.gif";

// Change an image
function changeBut(name, pic)
{
    document.images[name].src = butpics[pic].src;
}