nMaxItem = 4;
NameIndex = 0;
DefaultState = 1;
MouseOverState = 2;
MouseDownState = 3;
imgCounter = 0;
ImageList = new Array();
bIsSupportOK = (
	((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) ||
	((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 ))
);
function AddImageToImageList(name, Default, MouseOver, MouseDown)
{
	ImageList[imgCounter] = new Array(nMaxItem);
	ImageList[imgCounter][NameIndex] = name;
	ImageList[imgCounter][DefaultState] = new Image();
	ImageList[imgCounter][DefaultState].src = Default;
	if (MouseOver != "") {
		ImageList[imgCounter][MouseOverState] = new Image();
		ImageList[imgCounter][MouseOverState].src = MouseOver;
	}
	if (MouseDown != "") {
		ImageList[imgCounter][MouseDownState] = new Image();
		ImageList[imgCounter][MouseDownState].src = MouseDown;
	}
	imgCounter++;
}
function ReplaceImage(name, state)
{
	for (i = 0; i < imgCounter; i++) {
		if (document.images[ImageList[i][NameIndex]] != null) {
			if ((name == ImageList[i][NameIndex]) && (ImageList[i][state] != null))
				document.images[name].src = ImageList[i][state].src;
		}
	}
}
AddImageToImageList("konvert", "images/konvert.gif", "images/konvertd.gif", "images/konvert.gif");
AddImageToImageList("map", "images/map.gif", "images/mapd.gif", "images/map.gif");
AddImageToImageList("reng", "images/reng.gif", "images/rengd.gif", "images/reng.gif");
AddImageToImageList("rukr", "images/rukr.gif", "images/rukrd.gif", "images/rukr.gif");
AddImageToImageList("rb1", "images/rb1.gif", "images/rb1d.gif", "images/rb1.gif");
AddImageToImageList("rb2", "images/rb2.gif", "images/rb2d.gif", "images/rb2.gif");
AddImageToImageList("rb3", "images/rb3.gif", "images/rb3d.gif", "images/rb3.gif");
AddImageToImageList("rb41", "images/r41.gif", "images/r41d.gif", "images/r41.gif");
AddImageToImageList("rb5", "images/rb5.gif", "images/rb5d.gif", "images/rb5.gif");
AddImageToImageList("rb4l", "images/rb4l.gif", "images/rb4ld.gif", "images/rb4l.gif");
AddImageToImageList("rb4r", "images/rb4r.gif", "images/rb4rd.gif", "images/rb4r.gif");