//global variables and functions

browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);

    if (browserName == "Netscape" && !(browserVer < 3)) 
    {
        version = "n3";
    } else if (browserName == "Microsoft Internet Explorer" && !(browserVer < 4)) {
        version = "n3";
    } else {
        version = "x";
    }
    
  //absPath = "file:///N:/websites/meta-earth/";
  absPath = "";
        
    imgDir = absPath+"images/buttons/";
    
    if (version == "n3") 
    {
    menu1off = new Image();
    menu1off.src = imgDir+"stone_button_home.jpg";
    menu2off = new Image();
    menu2off.src = imgDir+"stone_button_events.jpg";
    menu3off = new Image();
    menu3off.src = imgDir+"stone_button_FAQ.jpg";
    menu4off = new Image();
    menu4off.src = imgDir+"stone_button_reads.jpg";
    menu5off = new Image();
    menu5off.src = imgDir+"stone_button_links.jpg";
    menu6off = new Image();
    menu6off.src = imgDir+"stone_button_contact.jpg";

    menu1on = new Image();
    menu1on.src = imgDir+"stone_button_home.jpg";
    menu2on = new Image();
    menu2on.src = imgDir+"stone_button_events.jpg";
    menu3on = new Image();
    menu3on.src = imgDir+"stone_button_FAQ.jpg";
    menu4on = new Image();
    menu4on.src = imgDir+"stone_button_reads.jpg";
    menu5on = new Image();
    menu5on.src = imgDir+"stone_button_links.jpg";
    menu6on = new Image();
    menu6on.src = imgDir+"stone_button_contact.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 + "off.src");
         document [imgName].src = imgOff;
     }
}