/**
 * @author Bryce Corkins
 */
		var number = 3; // PUT THE TOTAL NUMBER OF ADVERTISEMENTS HERE (must be at least 4)
		
		var ad = new Array(number); // Array to hold filenames
		
		//PUT THE FILE NAMES FOR EACH OF THE ADS HERE
		
		ad[0] = "ads/v1.jpg";
		ad[1] = "ads/v2.jpg";
		ad[2] = "ads/v3.jpg";
		ad[3] = "ads/v4.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 position = new Array(number);
		var rand = pickRandom(number);
		
		// Write out an IMG tag, using a randomly-chosen image name.
		for(i=0; i <= number; i++){
			if(rand+i > number){
				rand=rand-(rand+i);
			}
			position[i] = rand+i;
		}