<!--

        if (document.images) {            // Active Images
            img1on = new Image();
            img1on.src = "imgs/menu_institucional_on.gif";
            img1off = new Image();
            img1off.src = "imgs/menu_institucional_off.gif";

            img2on = new Image();
            img2on.src = "imgs/menu_veiculos_on.gif";
            img2off = new Image();
            img2off.src = "imgs/menu_veiculos_off.gif";

            img3on = new Image();
            img3on.src = "imgs/menu_assistencia_on.gif";
            img3off = new Image();
            img3off.src = "imgs/menu_assistencia_off.gif";

            img4on = new Image();
            img4on.src = "imgs/menu_pecas_on.gif";
            img4off = new Image();
            img4off.src = "imgs/menu_pecas_off.gif";

            img5on = new Image();
            img5on.src = "imgs/menu_promocoes_on.gif";
            img5off = new Image();
            img5off.src = "imgs/menu_promocoes_off.gif";

            img6on = new Image();
            img6on.src = "imgs/menu_noticias_on.gif";
            img6off = new Image();
            img6off.src = "imgs/menu_noticias_off.gif";

            img7on = new Image();
            img7on.src = "imgs/menu_atendimento_on.gif";
            img7off = new Image();
            img7off.src = "imgs/menu_atendimento_off.gif";

            img8on = new Image();
            img8on.src = "imgs/menu_catalao_on.gif";
            img8off = new Image();
            img8off.src = "imgs/menu_catalao_off.gif";

            img9on = new Image();
            img9on.src = "imgs/menu_dicas_on.gif";
            img9off = new Image();
            img9off.src = "imgs/menu_dicas_off.gif";

        }

// Function to 'activate' images.
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
        }
}

// Function to 'deactivate' images.
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}
 
function preloadImage() {
  if (document.images) {
    var imgFiles = preloadImage.arguments;
    var preloadArray = new Array();
    for (var i=0; i<imgFiles.length; i++) {
      preloadArray[i] = new Image;
      preloadArray[i].src = imgFiles[i];
    }
  }
}

  preloadImage('imgs/menu_institucional_on.gif');
  preloadImage('imgs/menu_veiculos_on.gif');
  preloadImage('imgs/menu_assistencia_on.gif');
  preloadImage('imgs/menu_pecas_on.gif');
  preloadImage('imgs/menu_promocoes_on.gif');
  preloadImage('imgs/menu_noticias_on.gif');
  preloadImage('imgs/menu_atendimento_on.gif');
  preloadImage('imgs/menu_catalao_on.gif');
  preloadImage('imgs/menu_dicas_on.gif');

// -->