// browser test:

browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
version="n2"
   if (browserName == "Netscape" && browserVer >= 3) version = "n3";
        if (navigator.appName.substring(0,9) == "Microsoft" && browserVer >= 4) version = "n3";
   if (version == "n3") 
{

                m0 = new Image();
        m0.src = "images/antykwariat_menu_01_standard.jpg";
        m0_on = new Image();
        m0_on.src = "images/antykwariat_menu_over_01_standard.jpg";

                m1 = new Image();
        m1.src = "images/antykwariat_menu_02_standard.jpg";
        m1_on = new Image();
        m1_on.src = "images/antykwariat_menu_over_02_standard.jpg";

                m2 = new Image();
        m2.src = "images/antykwariat_menu_03_standard.jpg";
        m2_on = new Image();
        m2_on.src = "images/antykwariat_menu_over_03_standard.jpg";

                m3 = new Image();
        m3.src = "images/antykwariat_menu_04_standard.jpg";
        m3_on = new Image();
        m3_on.src = "images/antykwariat_menu_over_04_standard.jpg";

}

function img_act(imgName)  {
   if (version == "n3")   {
   imgOn = eval(imgName + '_on.src');
  document [imgName].src= imgOn;
   }
}


function img_inact(imgName)   {
   if (version == "n3") {
   imgOff = eval(imgName + ".src");
        document [imgName].src= imgOff
   }
}