function onmouseoverMenuItemIcon(image, name, iconname, iconpos)
{
	image.src = 'img/' + name + '_on.gif';
	document.getElementById('home_center_icon').style.top = iconpos;
	document.getElementById('home_center_icon').src = 'img/' + iconname + '.gif';
}

function onmouseoverMenuItem(image, name)
{
	image.src = 'img/' + name + '_on.gif';
	document.getElementById('home_center_icon').src = 'img/void.gif';
}

function onmouseoutMenuItem(image, name)
{
	image.src = 'img/' + name + '.gif';
	document.getElementById('home_center_icon').src = 'img/void.gif';
}

function preloadImages() 
{
  imgObj = new Image();

  imgObj.src="img/button_rad_on.gif";
  imgObj.src="img/button_predskolaci_on.gif";
  imgObj.src="img/button_mladsizakyne_on.gif";
  imgObj.src="img/button_starsizakyne_on.gif";
  imgObj.src="img/button_dorostenky_on.gif";
  imgObj.src="img/button_aerobik_on.gif";
  imgObj.src="img/button_zdravotka_on.gif";
  imgObj.src="img/button_powerjoga_on.gif";
  imgObj.src="img/button_mladsizaci_on.gif";
  imgObj.src="img/button_starsizaci_on.gif";
  imgObj.src="img/button_dorostenci_on.gif";
  imgObj.src="img/button_muzi_on.gif";

  imgObj.src="img/button_serm_on.gif";
  imgObj.src="img/button_tenis_on.gif";
  imgObj.src="img/button_gymnastika_on.gif";
  imgObj.src="img/button_karate_on.gif";
  imgObj.src="img/button_skaut_on.gif";

  imgObj.src="img/button_nazidla_on.gif";
  imgObj.src="img/button_forum_on.gif";
  imgObj.src="img/button_informace_on.gif";

  imgObj.src="img/panacek_rad.gif";
  imgObj.src="img/panacek_predskolaci.gif";
  imgObj.src="img/panacek_mladsizakyne.gif";
  imgObj.src="img/panacek_starsizakyne.gif";
  imgObj.src="img/panacek_dorostenky.gif";
  imgObj.src="img/panacek_zeny.gif";
  imgObj.src="img/panacek_mladsizaci.gif";
  imgObj.src="img/panacek_starsizaci.gif";
  imgObj.src="img/panacek_dorostenci.gif";
  imgObj.src="img/panacek_muzi.gif";


//  document.write("ok");
}