zahl = 1;
function switchInvitations()
{
	zahl = (zahl > 2)?1:zahl;
	switch (zahl) {
		case 1:
			document.getElementById("inv_pic").src = 'pics/rotate_image/med_26774ec833017a89d8c99a3274f056a6.jpg';
			document.getElementById("inv_pic").alt = 'Understand more fully role of Jesus Christ';
			document.getElementById("inv_link").href = "contact_us.php";
			zahl=2;
			break;
		case 2:
			document.getElementById("inv_pic").src = 'pics/rotate_image/med_84488b1c5ec13fae230eeef8df5c4a39.jpg';
			document.getElementById("inv_pic").alt = 'The Book of Mormon';
			document.getElementById("inv_link").href = "contact_us.php";
			zahl=3;
			break;
	}
}

window.setInterval("switchInvitations()", 6000);