function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesArray(array) {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<array.length; i+=2) {
			document[array[i]].src = array[i+1];
		}
	}
}

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selected == toggleImages.arguments[i])      changeImagesArray(toggleImages.arguments[i+1]);
	}
}

var selected = '';
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		ARNavigation_01_home_overclientssel = newImage("images/navigation/ARNavigation_01-home_overcl.gif");
		ARNavigation_01_home_oversign_insel = newImage("images/navigation/ARNavigation_01-home_oversi.gif");
		ARNavigation_01_home_overscoutsel = newImage("images/navigation/ARNavigation_01-home_oversc.gif");
		ARNavigation_01_home_oversearchsel = newImage("images/navigation/ARNavigation_01-home_overse.gif");
		ARNavigation_01_home_overmy_favoritessel = newImage("images/navigation/ARNavigation_01-home_overmy.gif");
		ARNavigation_01_home_overmy_profilesel = newImage("images/navigation/ARNavigation_01-home_ove-07.gif");
		ARNavigation_01_home_overcontactsel = newImage("images/navigation/ARNavigation_01-home_overco.gif");
		ARNavigation_01_clients_oversign_insel = newImage("images/navigation/ARNavigation_01-clients_ove.gif");
		ARNavigation_01_clients_overscoutsel = newImage("images/navigation/ARNavigation_01-clients_-10.gif");
		ARNavigation_01_clients_oversearchsel = newImage("images/navigation/ARNavigation_01-clients_-11.gif");
		ARNavigation_01_clients_overmy_favoritessel = newImage("images/navigation/ARNavigation_01-clients_-12.gif");
		ARNavigation_01_clients_overmy_profilesel = newImage("images/navigation/ARNavigation_01-clients_-13.gif");
		ARNavigation_01_clients_overcontactsel = newImage("images/navigation/ARNavigation_01-clients_-14.gif");
		ARNavigation_01_sign_in_overscoutsel = newImage("images/navigation/ARNavigation_01-sign-in_ove.gif");
		ARNavigation_01_sign_in_oversearchsel = newImage("images/navigation/ARNavigation_01-sign-in_-16.gif");
		ARNavigation_01_sign_in_overmy_favoritessel = newImage("images/navigation/ARNavigation_01-sign-in_-17.gif");
		ARNavigation_01_sign_in_overmy_profilesel = newImage("images/navigation/ARNavigation_01-sign-in_-18.gif");
		ARNavigation_01_sign_in_overcontactsel = newImage("images/navigation/ARNavigation_01-sign-in_-19.gif");
		ARNavigation_01_scout_oversearchsel = newImage("images/navigation/ARNavigation_01-scout_overs.gif");
		ARNavigation_01_scout_overmy_favoritessel = newImage("images/navigation/ARNavigation_01-scout_overm.gif");
		ARNavigation_01_scout_overmy_profilesel = newImage("images/navigation/ARNavigation_01-scout_ov-22.gif");
		ARNavigation_01_scout_overcontactsel = newImage("images/navigation/ARNavigation_01-scout_overc.gif");
		ARNavigation_01_search_overmy_favoritessel = newImage("images/navigation/ARNavigation_01-search_over.gif");
		ARNavigation_01_search_overmy_profilesel = newImage("images/navigation/ARNavigation_01-search_o-25.gif");
		ARNavigation_01_search_overcontactsel = newImage("images/navigation/ARNavigation_01-search_o-26.gif");
		ARNavigation_01_my_favorites_overmy_profilesel = newImage("images/navigation/ARNavigation_01-my-favorite.gif");
		ARNavigation_01_my_favorites_overcontactsel = newImage("images/navigation/ARNavigation_01-my-favor-28.gif");
		ARNavigation_01_my_profile_overcontactsel = newImage("images/navigation/ARNavigation_01-my-profile_.gif");
		ARNavigation_01_logo_click = newImage("images/navigation/ARNavigation_01-logo_click.gif");
		ARNavigation_01_contact_over = newImage("images/navigation/ARNavigation_01-contact_ove.gif");
		ARNavigation_01_my_profile_over = newImage("images/navigation/ARNavigation_01-my-profi-32.gif");
		ARNavigation_01_my_favorites_over = newImage("images/navigation/ARNavigation_01-my-favor-33.gif");
		ARNavigation_01_search_over = newImage("images/navigation/ARNavigation_01-search_o-34.gif");
		ARNavigation_01_scout_over = newImage("images/navigation/ARNavigation_01-scout_over.gif");
		ARNavigation_01_sign_in_over = newImage("images/navigation/ARNavigation_01-sign-in_-36.gif");
		ARNavigation_01_clients_over = newImage("images/navigation/ARNavigation_01-clients_-37.gif");
		ARNavigation_01_home_over = newImage("images/navigation/ARNavigation_01-home_over.gif");
		preloadFlag = true;
	}
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

function mapAreaMapAltTextToDivText()
{
	var areaRects = document.getElementById("ARNavigation_01_Map").getElementsByTagName("area");
	for (var i=0; i<areaRects.length; i++) 
	{
		var imgTag = document.getElementById("ARNavigation_Tag");
		if (imgTag)
		{
			areaRects[i].areaMapMouseOverfunc = areaRects[i].onmouseover;
			areaRects[i].onmouseover = function() 
			{
				if (this.areaMapMouseOverfunc) 
					this.areaMapMouseOverfunc()
				imgTag.setAttribute('src',this.getAttribute('tag'));
			}
			areaRects[i].areaMapMouseOutfunc = areaRects[i].onmouseout;
			areaRects[i].onmouseout = function() 
			{
				if (this.areaMapMouseOutfunc) 
					this.areaMapMouseOutfunc()
				imgTag.setAttribute('src','images/transparent.gif');
			}			
		}
	}
}

addLoadEvent(preloadImages);
addLoadEvent(mapAreaMapAltTextToDivText);