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";
    img50off = new Image();img50off.src = "images/guzergah/enerji1.gif";
    img51off = new Image();img51off.src = "images/guzergah/telefon1.gif";
	img52off = new Image();img52off.src = "images/guzergah/guz1_1.gif";
	img53off = new Image();img53off.src = "images/guzergah/guz2_1.gif";
	img54off = new Image();img54off.src = "images/guzergah/guz3_1.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";
		img50on = new Image();img50on.src = "images/guzergah/enerji2.gif";
   	 	img51on = new Image();img51on.src = "images/guzergah/telefon2.gif";
		img52on = new Image();img52on.src = "images/guzergah/guz1_2.gif";
		img53on = new Image();img53on.src = "images/guzergah/guz2_2.gif";
		img54on = new Image();img54on.src = "images/guzergah/guz3_2.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");
    }
}