if ((navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 3) || (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) >=4)) Java = "Enabled";
else Java = "Disabled";
if (Java == "Enabled")
{
kontakty0 = new Image(42,68);
kontakty0.src = "./images/kontakty0.jpg";
kontakty1 = new Image(42,68);
kontakty1.src = "./images/kontakty1.jpg";


koupit0 = new Image(83,29);
koupit0.src = "./images/koupit0.jpg";
koupit1 = new Image(83,29);
koupit1.src = "./images/koupit1.jpg";


prodat0 = new Image(79,35);
prodat0.src = "./images/prodat0.jpg";
prodat1 = new Image(79,35);
prodat1.src = "./images/prodat1.jpg";


onas0 = new Image(40,50);
onas0.src = "./images/onas0.jpg";
onas1 = new Image(40,50);
onas1.src = "./images/onas1.jpg";

nabidka0 = new Image(128,114);
nabidka0.src = "./images/nabidka0.jpg";
nabidka1 = new Image(128,114);
nabidka1.src = "./images/nabidka1.jpg";


}



function changeImage(ImgId,OnOff)
{
	if (Java == "Enabled")
	{

	ImageSource = eval (ImgId + OnOff);

	img_menu = document.getElementById(ImgId);	
	img_menu.src = ImageSource.src;
	}

}