var imageHome = new Image();
imageHome.src = '../images/home2.jpg';
var imageZ = new Image();
imageZ.src = '../images/z2.jpg';
var imageGolf = new Image();
imageGolf.src = '../images/golf2.jpg';
var imageFiles = new Image();
imageFiles.src = '../images/files2.jpg';
var imagePictures = new Image();
imagePictures.src = '../images/pictures2.jpg';
var imageContacts = new Image();
imageContacts.src = '../images/contacts2.jpg';
var imageTech = new Image();
imageTech.src = '../images/tech2.jpg';

var contactsTO;
function showContacts() {
    clearTimeout(contactsTO);
    var c = document.getElementById('contactsMenu');
    var top = document.getElementById('contactsImg').height;
    if (navigator.userAgent.indexOf('MSIE') == -1) {
        top -= 8;
    }
    c.style.top = top + 'px';
    c.style.zIndex = '999';
    c.style.display = 'block';
}

function hideContacts() {
    contactsTO = setTimeout("document.getElementById('contactsMenu').style.display = 'none'",100);
}

function highlight(o) {
    o.style.backgroundColor = '#eeeeee';
}

function unhighlight(o) {
    o.style.backgroundColor = '#ddddff';
}