if ((navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 3) || (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) >=4)|| (navigator.appName == "Opera" && parseInt(navigator.appVersion) >=5)) Java = "Enabled";
 else Java = "Disabled";
if (Java == "Enabled")
{
  tlacitko0 = new Image();
  tlacitko0.src = "images/cz/onas1.jpg";
  tlacitko1 = new Image();
  tlacitko1.src = "images/cz/onas2.jpg";
  tlacitk0 = new Image();
  tlacitk0.src = "images/cz/foto1.jpg";
  tlacitk1 = new Image();
  tlacitk1.src = "images/cz/foto2.jpg";
  tlaci0 = new Image();
  tlaci0.src = "images/cz/cenik1.jpg";
  tlaci1 = new Image();
  tlaci1.src = "images/cz/cenik2.jpg";
  tlac0 = new Image();
  tlac0.src = "images/cz/kult1.jpg";
  tlac1 = new Image();
  tlac1.src = "images/cz/kult2.jpg";
  tla0 = new Image();
  tla0.src = "images/cz/rez1.jpg";
  tla1 = new Image();
  tla1.src = "images/cz/rez2.jpg";
  tl0 = new Image();
  tl0.src = "images/cz/kont1.jpg";
  tl1 = new Image();
  tl1.src = "images/cz/kont2.jpg";
}
function ChangeImage(ImgName,OnOff)
{
if (Java == "Enabled")
{
ImageSource = eval (ImgName + OnOff);
document[ImgName].src = ImageSource.src;
}
}