t2 = new Image();
t3 = new Image();
t4 = new Image();
t5 = new Image();

function ini() {
  t2.src = "images/tlac_02_on.jpg";
  t3.src = "images/tlac_03_on.jpg";
  t4.src = "images/tlac_04_on.jpg";
  t5.src = "images/tlac_05_on.jpg";
  t2.src = "images/tlac_02_off.jpg";
  t3.src = "images/tlac_03_off.jpg";
  t4.src = "images/tlac_04_off.jpg";
  t5.src = "images/tlac_05_off.jpg";
  window.setInterval("zmen('upout')", 1500);
  cesta = location.pathname;
  if (cesta.indexOf("index.htm") != -1)           { t2.src="images/tlac_02_on.jpg"; document.getElementById('t2').src=t2.src };
  if (cesta.indexOf("objednavky.htm") != -1)      { t3.src="images/tlac_03_on.jpg"; document.getElementById('t3').src=t3.src };
  if (cesta.indexOf("kde_nas_najdete.htm") != -1) { t4.src="images/tlac_04_on.jpg"; document.getElementById('t4').src=t4.src };
  if (cesta.indexOf("provozni_doba.htm") != -1)   { t5.src="images/tlac_05_on.jpg"; document.getElementById('t5').src=t5.src };
}

function zmen(kde) {
  if (document.all(kde).style.display=='none') {
    document.all(kde).style.display='block';
  } else {
    document.all(kde).style.display='none';
  }
}