var loaded = false;

if (document.images) {
    img1off = new Image();img1off.src = "images/enpa1.gif";
    img2off = new Image();img2off.src = "images/servis1.gif";
    img3off = new Image();img3off.src = "images/iletisim1.gif";
    img4off = new Image();img4off.src = "images/enerji1.gif";
    img5off = new Image();img5off.src = "images/telefon1.gif";
	img6off = new Image();img6off.src = "images/guzergah1.gif";
}


function imageLoad() {
    if (document.images) {
        img1on = new Image();img1on.src = "images/enpa2.gif";
        img2on = new Image();img2on.src = "images/servis2.gif";
        img3on = new Image();img3on.src = "images/iletisim2.gif";
		img4on = new Image();img4on.src = "images/enerji2.gif";
		img5on = new Image();img5on.src = "images/telefon2.gif";
		img6on = new Image();img6on.src = "images/guzergah2.gif";
		return (loaded = true);
    }
}

function rollOut(imgName) {
    if (document.images) {
        document[imgName].src = eval(imgName+"off.src");
    }
}

function rollIn(imgName) {
    if (document.images && (loaded == true)) {
        document[imgName].src = eval(imgName+"on.src");
    }
}