var _css2_styled = true;

var img_preload_index          = new Image();
img_preload_index.src          = 'img/mnu_index_hover';
var img_preload_internet       = new Image();
img_preload_internet.src       = 'img/mnu_internet_hover';
var img_preload_web2go         = new Image();
img_preload_web2go.src         = 'img/mnu_web2go_hover';
var img_preload_telefon        = new Image();
img_preload_telefon.src        = 'img/mnu_telefon_hover';
var img_preload_elektro        = new Image();
img_preload_elektro.src        = 'img/mnu_elektro_hover';
var img_preload_programmierung = new Image();
img_preload_programmierung.src = 'img/mnu_programmierung_hover';
var img_preload_sps            = new Image();
img_preload_sps.src            = 'img/mnu_sps_hover';
var img_preload_drucker        = new Image();
img_preload_drucker.src        = 'img/mnu_drucker_hover';

function no_css2() {
  _css2_styled = false;
}

//MouseOver- und MouseOut Effekt der Menpunkte
function toggleMenueItem(element, key) {
  if(_css2_styled) return;

  _cursor_hover = 'crosshair';
  _cursor_std = 'text';

  switch(key) {
    case "index_an":
      element.className = 'mnu_index_hover';
      break;
    case "index_aus":
      element.className = '';
      break;

    case "internet_an":
      element.className = 'mnu_internet_hover';
      break;
    case "internet_aus":
      element.className = '';
      break;

	case "web2go_an":
      element.className = 'mnu_web2go_hover';
      break;
    case "web2go_aus":
      element.className = '';
      break;

    case "telefon_an":
      element.className = 'mnu_telefon_hover';
      break;
    case "telefon_aus":
      element.className = '';
      break;

    case "elektro_an":
      element.className = 'mnu_elektro_hover';
      break;
    case "elektro_aus":
      element.className = '';
      break;

    case "programmierung_an":
      element.className = 'mnu_programmierung_hover';
      break;
    case "programmierung_aus":
      element.className = '';
      break;

	case "sps_an":
      element.className = 'mnu_sps_hover';
	  break;
	case "sps_aus":
      element.className = '';
	  break;

    case "drucker_an":
      element.className = 'mnu_drucker_hover';
      break;
    case "drucker_aus":
      element.className = '';
      break;
  }
}