		var randomnumber;
		var x;
		var books;
		
		books = 11;
		
		randomnumber = Math.floor(Math.random() * books);
		randomnumber = randomnumber + 1;
		
		switch(randomnumber)
			{
			case 1:
				document.write('<a href="http://www.ironmankansas.com" target="_blank"><img src="http://www.trifind.net/b/Z/k/side.jpg"');
				document.write(' border="0"');
				document.write(' alt="ironmankansas.com"></a>');
				break;
			case 2:
				document.write('<a href="http://www.midwesttriathloncoaching.com/" target="_blank"><img src="http://www.trifind.net/b/kc-tri-coach/side.jpg"');
				document.write(' border="0"');
				document.write(' alt="Multi Sport Training"></a>');
				break;
			case 3:
				document.write('<a href="http://www.amazon.com/gp/product/143570567X?ie=UTF8&tag=trifindcom&linkCode=as2&camp=1789&creative=9325&creativeASIN=143570567X" target="_blank"><img src="http://www.trifind.net/books/know-regrets.jpg"');
				document.write(' border="0"');
				document.write(' alt="Triathloning Know Regrets - Paperback"><br><b>Know Regrets</b></a><img src="http://www.assoc-amazon.com/e/ir?t=trifindcom&l=as2&o=1&a=143570567X" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" />');
				break;
			case 4:
				document.write('<a target="_blank" href="http://www.amazon.com/gp/product/1934030155?ie=UTF8&tag=trifindcom&linkCode=as2&camp=1789&creative=9325&creativeASIN=1934030155"><img border="0" src="http://www.trifind.net/books/strength-train.jpg"');
				document.write(' border="0"');
				document.write(' alt="strength training for triathletes"></a><img src="http://www.assoc-amazon.com/e/ir?t=trifindcom&l=as2&o=1&a=1934030155" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" />');
				break;
			case 5:
				document.write('<a href="http://www.midwesttriathloncoaching.com/" target="_blank"><img src="http://www.trifind.net/b/kc-tri-coach/side.jpg"');
				document.write(' border="0"');
				document.write(' alt="Multi Sport Training"></a>');
				break;
			case 6:
				document.write('<a href="http://www.midwesttriathloncoaching.com/" target="_blank"><img src="http://www.trifind.net/b/kc-tri-coach/side.jpg"');
				document.write(' border="0"');
				document.write(' alt="Multi Sport Training"></a>');
				break;
			case 7:
				document.write('<a target="_blank" href="http://www.amazon.com/gp/product/1934030155?ie=UTF8&tag=trifindcom&linkCode=as2&camp=1789&creative=9325&creativeASIN=1934030155"><img border="0" src="http://www.trifind.net/books/strength-train.jpg"');
				document.write(' border="0"');
				document.write(' alt="strength training for triathletes"></a><img src="http://www.assoc-amazon.com/e/ir?t=trifindcom&l=as2&o=1&a=1934030155" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" />');
				break;
			case 8:
				document.write('<a target="_blank" href="http://www.amazon.com/gp/product/1934030155?ie=UTF8&tag=trifindcom&linkCode=as2&camp=1789&creative=9325&creativeASIN=1934030155"><img border="0" src="http://www.trifind.net/books/strength-train.jpg"');
				document.write(' border="0"');
				document.write(' alt="strength training for triathletes"></a><img src="http://www.assoc-amazon.com/e/ir?t=trifindcom&l=as2&o=1&a=1934030155" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" />');
				break;
			case 9:
				document.write('<a target="_blank" href="http://www.amazon.com/gp/product/1934030155?ie=UTF8&tag=trifindcom&linkCode=as2&camp=1789&creative=9325&creativeASIN=1934030155"><img border="0" src="http://www.trifind.net/books/strength-train.jpg"');
				document.write(' border="0"');
				document.write(' alt="strength training for triathletes"></a><img src="http://www.assoc-amazon.com/e/ir?t=trifindcom&l=as2&o=1&a=1934030155" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" />');
				break;
			}



				