function tagline () {
		var num = Math.round(Math.random()*7);

		if (num == 0) {
	      return('images/image-content.jpg');
		}
		if (num == 1) {
		  return('images/image-content1.jpg');
		}
		if (num == 2) {
		  return('images/image-content2.jpg');
		}
		if (num == 3) {
		  return('images/image-content3.jpg');
		}
		if (num == 4) {
		  return('images/image-content4.jpg');
		}
		if (num == 5) {
		  return('images/image-content5.jpg');
		}
		if (num == 6) {
		  return('images/image-content6.jpg');
		}
		if (num == 7) {
		  return('images/image-content7.jpg');
		}
		
}