// set visibility function
function setVisibility(objId,visibility,display,initialSet) {
  if (typeof objId != 'object') {
    objId = document.getElementById(objId);
  }
  if (objId) {
    if (typeof visibility == 'undefined' && typeof display == 'undefined') {
      currentState        = getDivInformation(objId,'visibility');
      currentDisplayState = getDivInformation(objId,'display');
      if (currentState == '') {
        if (initialSet) {
          currentState = 'visible';
        } else {
          currentState = 'hidden';
        }
      }
      if (currentDisplayState == '') {
        if (initialSet) {
          currentDisplayState = initialSet;
        } else {
          currentDisplayState = 'none';
        }
      }
      if (currentState == 'hidden') {
        objId.style.visibility = 'visible';
      } else if (currentState == 'visible'){
        objId.style.visibility = 'hidden';
      }
      if (currentDisplayState == 'none') {
        objId.style.display = 'block';
        objId.style.visibility = 'visible';
      } else if (currentDisplayState == 'block' || currentDisplayState == 'inline') {
        objId.style.display = 'none';
      }
    } else if(visibility == 1) {
        objId.style.visibility = 'visible';
    } else if(visibility == 0) {
      objId.style.visibility = 'hidden';
    }
    if(display) {
      objId.style.display = display;
    }
  }
}

  var images_on = new Array();
  var images_off = new Array();
  var selected_image = '';

  function preloadImages() {
	var imagePath = "/_layouts/Sanex/Website/Common/Images/navi/";

// Menue PART 01
	images_on['part01'] = new Image();
	images_on['part01'].src = imagePath + "navi_main_part_01_a.png";
	images_off['part01'] = new Image();
	images_off['part01'].src = imagePath + "navi_main_part_01.png";
// Menue PART 02
	images_on['part02'] = new Image();
	images_on['part02'].src = imagePath + "navi_main_part_02_a.png";
	images_off['part02'] = new Image();
	images_off['part02'].src = imagePath + "navi_main_part_02.png";
// Menue PART 03
	images_on['part03'] = new Image();
	images_on['part03'].src = imagePath + "navi_main_part_03_a.png";
	images_off['part03'] = new Image();
	images_off['part03'].src = imagePath + "navi_main_part_03.png";
  }

  preloadImages();

	function showImage(imageName) {
	  document.images[imageName].src = images_on[imageName].src;
	}
	function hideImage(imageName) {
	  if (imageName != selected_image)
      	document.images[imageName].src = images_off[imageName].src;
	}
	function selectedImage(imageName) {
		if ((selected_image != '') && (imageName != selected_image)) {
			document.images[selected_image].src = images_off[selected_image].src;
		}
		selected_image = imageName;
		document.images[selected_image].src = images_on[selected_image].src;
	}
	function resetImages() {
		if (selected_image != '') {
			document.images[selected_image].src = images_off[selected_image].src;
			selected_image = '';
    }
  }


function metaNaviLftIE6Workaround(mouseeventObject, showSubMenu) {
	
	if (navigator.appVersion.toLowerCase().indexOf("msie 6") == -1) {
		return;
	}
	
	var subMenu = mouseeventObject.getElementsByTagName("ul")[0];
	
	if (showSubMenu) {
		subMenu.style.display = "block";
	} else {
		subMenu.style.display = "none";
	}
	
	
}