var logoEx = new Array(8); 
logoEx[0] = "images/logoPhotoExtranet-1.jpg";
logoEx[1] = "images/logoPhotoExtranet-2.jpg";
logoEx[2] = "images/logoPhotoExtranet-3.jpg";
logoEx[3] = "images/logoPhotoExtranet-4.jpg";
logoEx[4] = "images/logoPhotoExtranet-5.jpg";
logoEx[5] = "images/logoPhotoExtranet-6.jpg";
logoEx[6] = "images/logoPhotoExtranet-7.jpg";
logoEx[7] = "images/logoPhotoExtranet-8.jpg";

var logoIn = new Array(2); 
logoIn[0] = "images/logoPhotoIntranet-1.jpg";
logoIn[1] = "images/logoPhotoIntranet-2.jpg";

var contentEx = new Array(16); 
contentEx[0] = "images/contentPhotoExtranet-1.jpg";
contentEx[1] = "images/contentPhotoExtranet-2.jpg";
contentEx[2] = "images/contentPhotoExtranet-3.jpg";
contentEx[3] = "images/contentPhotoExtranet-4.jpg";
contentEx[4] = "images/contentPhotoExtranet-5.jpg";
contentEx[5] = "images/contentPhotoExtranet-6.jpg";
contentEx[6] = "images/contentPhotoExtranet-7.jpg";
contentEx[7] = "images/contentPhotoExtranet-8.jpg";
contentEx[8] = "images/contentPhotoExtranet-9.jpg";
contentEx[9] = "images/contentPhotoExtranet-10.jpg";
contentEx[10] = "images/contentPhotoExtranet-11.jpg";
contentEx[11] = "images/contentPhotoExtranet-12.jpg";
contentEx[12] = "images/contentPhotoExtranet-13.jpg";
contentEx[13] = "images/contentPhotoExtranet-14.jpg";
contentEx[14] = "images/contentPhotoExtranet-15.jpg";
contentEx[15] = "images/contentPhotoExtranet-16.jpg";

var contentIn = new Array(9); 
contentIn[0] = "images/contentPhotoIntranet-1.jpg";
contentIn[1] = "images/contentPhotoIntranet-2.jpg";
contentIn[2] = "images/contentPhotoIntranet-3.jpg";
contentIn[3] = "images/contentPhotoIntranet-4.jpg";
contentIn[4] = "images/contentPhotoIntranet-5.jpg";
contentIn[5] = "images/contentPhotoIntranet-6.jpg";
contentIn[6] = "images/contentPhotoIntranet-7.jpg";
contentIn[7] = "images/contentPhotoIntranet-8.jpg";

function pickRandom(range) { 
	if (Math.random) {
		return Math.round(Math.random() * (range-1)); 
	} else { 
		var now = new Date(); 
		return (now.getTime() / 1000) % range; 
	} 
}  

var logoExChoice = pickRandom(logoEx.length);
var logoInChoice = pickRandom(logoIn.length);
var contentExChoice = pickRandom(contentEx.length);
var contentInChoice = pickRandom(contentIn.length);