var base = "";

if( document.images )
{
img0on  = new Image();  img0on.src  = base + "templates/gfx/kont01a.gif";
img0off = new Image();  img0off.src = base + "templates/gfx/kont01.gif";
}
{
img1on  = new Image();  img1on.src  = base + "templates/gfx/kont02a.gif";
img1off = new Image();  img1off.src = base + "templates/gfx/kont02.gif";
}
{
img2on  = new Image();  img2on.src  = base + "templates/gfx/kont03a.gif";
img2off = new Image();  img2off.src = base + "templates/gfx/kont03.gif";
}
function imgOn( imgName, Opis )
{
if( document.images ) document[ imgName ].src = eval( imgName + "on.src" );
window.status = Opis;
}

function imgOff( imgName )
{
if( document.images ) document[ imgName ].src = eval( imgName + "off.src" );
window.status = "";
}