if (document.images) 
{
  linky_B1_off = new Image(); linky_B1_off.src = "graphics/images/menu0_off.png"
  linky_B1_on = new Image(); linky_B1_on.src = "graphics/images/menu0_on.png"
  linky_B2_off = new Image(); linky_B2_off.src = "graphics/images/menu1_off.png"
  linky_B2_on = new Image(); linky_B2_on.src = "graphics/images/menu1_on.png"
  linky_B3_off = new Image(); linky_B3_off.src = "graphics/images/menu2_off.png"
  linky_B3_on = new Image(); linky_B3_on.src = "graphics/images/menu2_on.png"
  linky_B4_off = new Image(); linky_B4_off.src = "graphics/images/menu3_off.png"
  linky_B4_on = new Image(); linky_B4_on.src = "graphics/images/menu3_on.png"
  linky_B5_off = new Image(); linky_B5_off.src = "graphics/images/menu4_off.png"
  linky_B5_on = new Image(); linky_B5_on.src = "graphics/images/menu4_on.png"
  
  linky_B1p_off = new Image(); linky_B1p_off.src = "../graphics/images/menu0_off.png"
  linky_B1p_on = new Image(); linky_B1p_on.src = "../graphics/images/menu0_on.png"
  linky_B2p_off = new Image(); linky_B2p_off.src = "../graphics/images/menu1_off.png"
  linky_B2p_on = new Image(); linky_B2p_on.src = "../graphics/images/menu1_on.png"
  linky_B3p_off = new Image(); linky_B3p_off.src = "../graphics/images/menu2_off.png"
  linky_B3p_on = new Image(); linky_B3p_on.src = "../graphics/images/menu2_on.png"
  linky_B4p_off = new Image(); linky_B4p_off.src = "../graphics/images/menu3_off.png"
  linky_B4p_on = new Image(); linky_B4p_on.src = "../graphics/images/menu3_on.png"
  linky_B5p_off = new Image(); linky_B5p_off.src = "../graphics/images/menu4_off.png"
  linky_B5p_on = new Image(); linky_B5p_on.src = "../graphics/images/menu4_on.png"
  
  language_EN_on = new Image(); language_EN_on.src = "graphics/images/flag_big_en.png";
  language_EN_off = new Image(); language_EN_off.src = "graphics/images/flag_small_en.png";
  
  language_SK_on = new Image(); language_SK_on.src = "graphics/images/flag_big_sk.png";
  language_SK_off = new Image(); language_SK_off.src = "graphics/images/flag_small_sk.png";
}

function turn_off(ImageName) {
	if (document.images != null) {
		document[ImageName].src = eval(ImageName + "_off.src");
	}
}

function turn_on(ImageName) {
	if (document.images != null) {
		document[ImageName].src = eval(ImageName + "_on.src");
	}
}

function portal_turn_on(objektX, fontX)
{
  if(document.getElementById||(document.all && !(document.getElementById)))
  {
    objektX.style.backgroundColor="#2d4488";
    fontX.color="#ffffff";
  }
}


function portal_turn_off(objektX, fontX)
{
  if(document.getElementById||(document.all && !(document.getElementById)))
  {
    objektX.style.backgroundColor="#dfecf7";
    fontX.color="#000000";
  }
}