var grayImages = new Array();
grayImages["wolf"] = new Image(72,16);
grayImages["wolf"].src = "homepage/images/five_bikes_2011/wolf_gray.jpg";
grayImages["coyote"] = new Image(72,16);
grayImages["coyote"].src = "homepage/images/five_bikes_2011/coyote_gray.jpg";
grayImages["pitbull"] = new Image(72,16);
grayImages["pitbull"].src = "homepage/images/five_bikes_2011/pitbull_gray.jpg";
grayImages["mastiff"] = new Image(72,16);
grayImages["mastiff"].src = "homepage/images/five_bikes_2011/mastiff_gray.jpg";
grayImages["ridgeback"] = new Image(72,16);
grayImages["ridgeback"].src = "homepage/images/five_bikes_2011/ridgeback_gray.jpg";
grayImages["k9"] = new Image(72,16);
grayImages["k9"].src = "homepage/images/five_bikes_2011/k9_gray.jpg";
grayImages["bulldog"] = new Image(72,16);
grayImages["bulldog"].src = "homepage/images/five_bikes_2011/bulldog_gray.jpg";
grayImages["bulldogsport"] = new Image(72,16);
grayImages["bulldogsport"].src = "homepage/images/five_bikes_2011/bulldogsport_gray.jpg";
grayImages["k9250"] = new Image(72,16);
grayImages["k9250"].src = "homepage/images/five_bikes_2011/k9250_gray.jpg";

var whiteImages = new Array();
whiteImages["wolf"] = new Image(72,16);
whiteImages["wolf"].src = "homepage/images/five_bikes_2011/wolf_white.jpg";
whiteImages["coyote"] = new Image(72,16);
whiteImages["coyote"].src = "homepage/images/five_bikes_2011/coyote_white.jpg";
whiteImages["pitbull"] = new Image(72,16);
whiteImages["pitbull"].src = "homepage/images/five_bikes_2011/pitbull_white.jpg";
whiteImages["mastiff"] = new Image(72,16);
whiteImages["mastiff"].src = "homepage/images/five_bikes_2011/mastiff_white.jpg";
whiteImages["ridgeback"] = new Image(72,16);
whiteImages["ridgeback"].src = "homepage/images/five_bikes_2011/ridgeback_white.jpg";
whiteImages["k9"] = new Image(72,16);
whiteImages["k9"].src = "homepage/images/five_bikes_2011/k9_white.jpg";
whiteImages["bulldog"] = new Image(72,16);
whiteImages["bulldog"].src = "homepage/images/five_bikes_2011/bulldog_white.jpg";
whiteImages["bulldogsport"] = new Image(72,16);
whiteImages["bulldogsport"].src = "homepage/images/five_bikes_2011/bulldogsport_white.jpg";
whiteImages["k9250"] = new Image(72,16);
whiteImages["k9250"].src = "homepage/images/five_bikes_2011/k9250_white.jpg";

function showWhite(name){
	var id = "img_five_bikes_2011_"+name;
	document.getElementById(id).src = whiteImages[name].src;
}
function showGray(name){
	var id = "img_five_bikes_2011_"+name;
	document.getElementById(id).src = grayImages[name].src;
}