function checkOS() {
  if(navigator.userAgent.indexOf('Linux') != -1)
    { var OpSys = "Linux"; }
  else if((navigator.userAgent.indexOf('Win') != -1) &&
  (navigator.userAgent.indexOf('95') != -1))
    { var OpSys = "Windows95"; }
  else if(navigator.userAgent.indexOf('Win') != -1)
    { var OpSys = "Windows3.1 or NT"; }
  else if(navigator.userAgent.indexOf('Mac') != -1)
    { var OpSys = "Macintosh"; }
  else { var OpSys = "other"; }
  return OpSys;
}

var OpSys = checkOS();



// convert all characters to lowercase to simplify testing 
var agt=navigator.userAgent.toLowerCase(); 
// *** BROWSER VERSION *** 
// note: on IE5, these return 4, so use is_ie5up to detect IE5. 
var is_major = parseInt(navigator.appVersion); 
var is_minor = parseFloat(navigator.appVersion); 

var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) 
            && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) 
            && (agt.indexOf('webtv')==-1)); 
var is_nav4 = (is_nav && (is_major == 4)); 
var is_nav4up = (is_nav && (is_major >= 4)); 
var is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) || 
                      (agt.indexOf("; nav") != -1)) ); 
var is_nav5 = (is_nav && (is_major == 5)); 
var is_nav5up = (is_nav && (is_major >= 5)); 

var is_ie   = (agt.indexOf("msie") != -1); 
var is_ie3  = (is_ie && (is_major < 4)); 
var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1) ); 
var is_ie4up  = (is_ie  && (is_major >= 4)); 
var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) ); 
var is_ie5up  = (is_ie  && !is_ie3 && !is_ie4); 
var isIE4, isIE4PC, isNav4PC, isNav4, isNav3;

if (is_ie4 || is_ie4up || is_nav5 || is_nav5up) {
        isIE4 = true;
        if (OpSys != "Macintosh") {
                isIE4PC = true;
        } 
} else if (is_nav4) {
        isNav4 = true;
        if (OpSys != "Macintosh") {
                isNav4PC = true;
        } 
} else if  (is_nav) {
        isNav3 = true;  
}

self.name = "parentWin";
function openDec(url, name, w, h) {
        popupWin = window.open(url, name, 'resizable=1,scrollbars=1,width=' + w + ',height=' + h + '');
    // focus window (only for Navigator >= 3.0)
    if ( (navigator.appName != "Microsoft Internet Explorer") && (navigator.appVersion.substring(0,1) == "3") )
    popupWin.focus();
}



if (OpSys == "Linux") {
        document.write('<link rel="stylesheet" type="text/css" href="/styles/1/linux.css" title="www.music.gr Styles - Linux">');
} else {
        document.write('<link rel="stylesheet" type="text/css" href="/styles/1/ie.css" title="www.music.gr Styles">');
        if (isNav4PC) {
                document.write('<link rel="stylesheet" type="text/css" href="/styles/1/ns.css" title="www.music.gr Styles - Netscape">');
        }
}


var NN3 = false;
image1alt = new Image();
image1alt.src = "/images/pixel.gif";
image1alton = new Image();
image1alton.src = "/images/gr1/chat.gif";

image2alt = new Image();
image2alt.src = "/images/pixel.gif";
image2alton = new Image();
image2alton.src = "/images/gr1/forum.gif";

image3alt = new Image();
image3alt.src = "/images/pixel.gif";
image3alton = new Image();
image3alton.src = "/images/gr<%=skin%>/games.gif";

image4alt = new Image();
image4alt.src = "/images/pixel.gif";
image4alton = new Image();
image4alton.src = "/images/gr1/mod.gif";

image5alt = new Image();
image5alt.src = "/images/pixel.gif";
image5alton = new Image();
image5alton.src = "/images/gr1/t10.gif";

image6alt = new Image();
image6alt.src = "/images/pixel.gif";
image6alton = new Image();
image6alton.src = "/images/gr1/ps.gif";

image7alt = new Image();
image7alt.src = "/images/pixel.gif";
image7alton = new Image();
image7alton.src = "/images/gr1/am.gif";

image8alt = new Image();
image8alt.src = "/images/pixel.gif";
image8alton = new Image();
image8alton.src = "/images/gr1/ops.gif";

image9alt = new Image();
image9alt.src = "/images/pixel.gif";
image9alton = new Image();
image9alton.src = "/images/gr1/en.gif";

image10alt = new Image();
image10alt.src = "/images/pixel.gif";
image10alton = new Image();
image10alton.src = "/images/gr1/sm.gif";

image11= new Image();
image11.src = "/images/gr1/diskopoleio.gif";
image11on = new Image();
image11on.src = "/images/gr1/diskopoleioOn.gif";

image12= new Image();
image12.src = "/images/gr1/Enimerosi.gif";
image12on = new Image();
image12on.src = "/images/gr1/EnimerosiOn.gif";

image13= new Image();
image13.src = "/images/gr1/Psyhagogia.gif";
image13on = new Image();
image13on.src = "/images/gr1/PsyhagogiaOn.gif";

image14= new Image();
image14.src = "/images/gr1/Ekfrasi.gif";
image14on = new Image();
image14on.src = "/images/gr1/EkfrasiOn.gif";

image15= new Image();
image15.src = "/images/gr1/Xristika.gif";
image15on = new Image();
image15on.src = "/images/gr1/XristikaOn.gif";


image21alt = new Image();
image21alt.src = "/images/img1/diskos1right.gif";
image21alton = new Image();
image21alton.src = "/images/gr1/chatf.gif";

image22alt = new Image();
image22alt.src = "/images/img1/diskos1right.gif";
image22alton = new Image();
image22alton.src = "/images/gr1/forumf.gif";

image23alt = new Image();
image23alt.src = "/images/img1/diskos1right.gif";
image23alton = new Image();
image23alton.src = "/images/gr1/gamesf.gif";

image24alt = new Image();
image24alt.src = "/images/img1/diskos1right.gif";
image24alton = new Image();
image24alton.src = "/images/gr1/modf.gif";

image25alt = new Image();
image25alt.src = "/images/img1/diskos1right.gif";
image25alton = new Image();
image25alton.src = "/images/gr1/t10f.gif";

image26alt = new Image();
image26alt.src = "/images/img1/diskos1right.gif";
image26alton = new Image();
image26alton.src = "/images/gr1/psf.gif";

image27alt = new Image();
image27alt.src = "/images/img1/diskos1right.gif";
image27alton = new Image();
image27alton.src = "/images/gr1/amf.gif";

image28alt = new Image();
image28alt.src = "/images/img1/diskos1right.gif";
image28alton = new Image();
image28alton.src = "/images/gr1/opsf.gif";

image29alt = new Image();
image29alt.src = "/images/img1/diskos1right.gif";
image29alton = new Image();
image29alton.src = "/images/gr1/enf.gif";

image30alt = new Image();
image30alt.src = "/images/img1/diskos1right.gif";
image30alton = new Image();
image30alton.src = "/images/gr1/smf.gif";

//neos kodikas
function onbar3(name)   {
        document[name].src = eval(name + "on.src");
}
function offbar3(name)  {
        document[name].src = eval(name + ".src");
}
NN3 = true;

function onbar(name)  {
        if (NN3) onbar3(name);
}
function offbar(name)  {
        if (NN3) offbar3(name);
}


function on3(name)   {
        document["altimg"].src = eval(name + "alton.src");
}
function off3(name)  {
        document["altimg"].src = eval(name + "alt.src");
}
NN3 = true;

function on(name)  {
        if (NN3) on3(name);
}
function off(name)  {
        if (NN3) off3(name);
}