var ns = (document.layers) ? 1 : 0;
var ie = (document.all) ? 1 : 0;
var ns6= (!document.all && document.getElementById) ? 1 : 0;

function alarm(){
	window.alert("alarm");
}
function change_menu(numer,ilosc) {
  
  
  var c = ilosc;
  var b = numer;
  
  if(ie) {
  	for(i=1;i<=c;i++){
	 eval("document.all['menu_"+i+"'].style.display = 'none'");
	}
  }
  else if (ns) {
    for(i=1;i<=c;i++){
	 eval("document.layers['menu_"+i+"'].display='none'");
    }
  }
  else if(ns6) {
    for(i=1;i<=c;i++){
	 eval("document.getElementById('menu_"+i+"').style.display = 'none'");
    }
  }
  
  if(ie) {
  	for(i=1;i<=c;i++){
	 eval("document.all['zakladka_"+i+"'].style.display = 'none'");
	}
  }
  else if (ns) {
    for(i=1;i<=c;i++){
	 eval("document.layers['zakladka_"+i+"'].display='none'");
    }
  }
  else if(ns6) {
    for(i=1;i<=c;i++){
	 eval("document.getElementById('zakladka_"+i+"').style.display = 'none'");
    }
  }
  
  if(ie) {
	 eval("document.all['menu_"+b+"'].style.display = 'block'");
	 eval("document.all['zakladka_"+b+"'].style.display = 'block'");
  }
  else if (ns) {
	 eval("document.layers['menu_"+b+"'].display = 'block'");
	 eval("document.layers['zakladka_"+b+"'].display = 'block'");
  }
  else if(ns6) {
	 eval("document.getElementById('menu_"+b+"').style.display = 'block'");
	 eval("document.getElementById('zakladka_"+b+"').style.display = 'block'");
  }

  
}


var jest_flash = 0;

if (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] && navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin) {
    if (navigator.plugins && navigator.plugins["Shockwave Flash"])
        jest_flash = 1;
}

else if (navigator.userAgent && navigator.userAgent.indexOf("MSIE")>=0 && (navigator.userAgent.indexOf("Windows 95")>=0 || navigator.userAgent.indexOf("Windows 98")>=0 || navigator.userAgent.indexOf("Windows NT")>=0)) {
    document.write('<SCRIPT LANGUAGE=VBScript\> \n');
    document.write('on error resume next \n');
    document.write('jest_flash = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.3")))\n');
    document.write('if ( jest_flash <= 0 ) then jest_flash = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.4")))\n');
    document.write('if ( jest_flash <= 0 ) then jest_flash = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.5")))\n');
    document.write('if ( jest_flash <= 0 ) then jest_flash = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.6")))\n');
    document.write('if ( jest_flash <= 0 ) then jest_flash = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.7")))\n');
    document.write('</SCRIPT\> \n');

}