isamap = new Object();
isamap[0] = '_df'
isamap[1] = '_ov'
function isimgact(id, act) {
  if(document.images) document.images[id].src = eval( 'isimages.' + id + isamap[act] + '.src');
}
function init_menu(pathprefix) {
  if (document.images) { // ensure browser can do JavaScript rollovers.
    isimages = new Object();
    isimages.ofirme_df = new Image();
    isimages.ofirme_df.src = pathprefix+'/output/menu1a.gif';
    isimages.ofirme_ov = new Image();
    isimages.ofirme_ov.src = pathprefix+'/output/menu1b.gif';
    isimages.novinky_df = new Image();
    isimages.novinky_df.src = pathprefix+'/output/menu2a.gif';
    isimages.novinky_ov = new Image();
    isimages.novinky_ov.src = pathprefix+'/output/menu2b.gif';
    isimages.armatury_df = new Image();
    isimages.armatury_df.src = pathprefix+'/output/menu3a.gif';
    isimages.armatury_ov = new Image();
    isimages.armatury_ov.src = pathprefix+'/output/menu3b.gif';
    isimages.stroje_df = new Image();
    isimages.stroje_df.src = pathprefix+'/output/menu4a.gif';
    isimages.stroje_ov = new Image();
    isimages.stroje_ov.src = pathprefix+'/output/menu4b.gif';
    isimages.testovaci_df = new Image();
    isimages.testovaci_df.src = pathprefix+'/output/menu5a.gif';
    isimages.testovaci_ov = new Image();
    isimages.testovaci_ov.src = pathprefix+'/output/menu5b.gif';
	
    isimages.kontakt_df = new Image();
    isimages.kontakt_df.src = pathprefix+'/output/menu6a.gif';
    isimages.kontakt_ov = new Image();
    isimages.kontakt_ov.src = pathprefix+'/output/menu6b.gif';
  }
}
function okno_otevrit(adresa, sirka, vyska) {
  if (sirka == null) { sirka = 660; }
  if (vyska == null) { vyska = 480; }
  noveokno = window.open(adresa,'BWDETAIL','width='+sirka+',height='+vyska+',left=0,top=0,directories=no,status=yes,scrollbars=yes,resizable=yes,menubar=yes');
  if(noveokno.focus != null)noveokno.focus();
}
function detail_fotky(adresa, sirka1, vyska1, sirka2, vyska2, verze) {
  if(verze==0){
    vyska = vyska1;
    sirka = sirka1;
  }
  else{
    vyska = vyska2;
    sirka = sirka2;
  }
  
  noveokno = window.open(adresa,'','width='+sirka+',height='+vyska+',left=0,top=0,directories=no,status=no,scrollbars=no,resizable=no,menubar=no');
  if(noveokno.focus != null)noveokno.focus();
}