browserName = navigator.appName;
browserVer  = parseInt ( navigator.appVersion );
version     = "n2";

if ( browserName == "Netscape" && browserVer >= 3 )
    version = "n3";
if ( browserName == "Microsoft Internet Explorer" && browserVer >=4 )
    version = "e4";

if ( version == "n3" || version == "e4" )
{
    ana_on      = new Image ( );
    ana_on.src  = "images/latino_galeri_degisken_37.gif";
    for_on      = new Image ( );
    for_on.src  = "images/latino_galeri_degisken_50.gif";
    tak_on      = new Image ( );
    tak_on.src  = "images/latino_galeri_degisken_56.gif";
    rek_on      = new Image ( );
    rek_on.src  = "images/latino_galeri_degisken_68.gif";
	video1_on      = new Image ( );
    video1_on.src  = "images/latino_galeri_video_degis68.gif";
    video2_on      = new Image ( );
    video2_on.src  = "images/latino_galeri_video_degis69.gif";
    video3_on      = new Image ( );
    video3_on.src  = "images/latino_galeri_video_degis70.gif";
	video4_on      = new Image ( );
    video4_on.src  = "images/latino_galeri_degisken_88.gif";



    ana_off     = new Image ( );
    ana_off.src = "images/latino_galeri_37.gif";
    for_off     = new Image ( );
    for_off.src = "images/latino_galeri_50.gif";
    tak_off     = new Image ( );
    tak_off.src = "images/latino_galeri_56.gif";
    rek_off     = new Image ( );
    rek_off.src = "images/latino_galeri_68.gif";
	video1_off      = new Image ( );
    video1_off.src  = "images/latino_galeri_video_68.gif";
    video2_off      = new Image ( );
    video2_off.src  = "images/latino_galeri_video_69.gif";
    video3_off      = new Image ( );
    video3_off.src  = "images/latino_galeri_video_70.gif";
	video4_off      = new Image ( );
    video4_off.src  = "images/latino_galeri_88.gif";

   

}

function buttonust_on ( imgName )
{
    if ( version == "n3" || version == "e4" )
    {
        document [imgName].src  = eval ( imgName + "_on.src" );
    }
}

function buttonust_off ( imgName )
{
    if ( version == "n3" || version == "e4" )
    {
        document [imgName].src  = eval ( imgName + "_off.src" );
    }
}