var headerImages = new Array()

headerImages[0] = '1.jpg'
headerImages[1] = '2.jpg'
headerImages[2] = '3.jpg'
headerImages[3] = '4.jpg'
headerImages[4] = '5.jpg'

picUrl = imageLoc + "/header/" + headerImages[Math.floor(Math.random()*(headerImages.length))];

document.write('<img src="'+picUrl+'" alt="Club Szendvics - ...ha az íz is számít" border=0>');