function doFldr4(){
	// to add new facts, simply follow the existing structure - eg: fact[x]="quick fact"
	// each fact should be on a single line.
	// if a fact includes a " it will be required to put a backslash \ in front of it, otherwise it will give an error.
	// if a fact is added and/or removed, it will be required to update the equation random_num below.
	fact = new Array
	 fact[1]="<img src=\"/random/folder4/f4_001.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
	 fact[2]="<img src=\"/random/folder4/f4_002.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
	 fact[3]="<img src=\"/random/folder4/f4_003.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
	 fact[4]="<img src=\"/random/folder4/f4_004.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
	 fact[5]="<img src=\"/random/folder4/f4_005.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
	 fact[6]="<img src=\"/random/folder4/f4_006.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
//	 fact[7]="<img src=\"random/folder4/f4_007.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
//	 fact[8]="<img src=\"random/folder4/f4_008.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
//	 fact[9]="<img src=\"random/folder4/f4_009.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
//	fact[10]="<img src=\"random/folder4/f4_010.jpg\" width=\"148\" height=\"122\" alt=\"\" border=\"0\" style=\"border-left: 2px solid #fff; border-right: 2px solid #fff; border-bottom: 2px solid #fff;\" />"
	
	// in the code below, the number that is being multiplied should be one less than the number of facts in the list above.
	random_num = (Math.round((Math.random()*5)+1))
	
	document.write(fact[random_num]);
}