function rand ( n )
{
  return ( Math.floor ( Math.random ( ) * n + 1 ) );
}

var $ss = $('#slideshow');          
// add slides to slideshow (images 2-8) 
for (var i = 1; i < 9; i++) 
 	$ss.append('<a href="/"><img src="/templates/5.7/images/logos/logo'+i+''+rand(9)+'.jpg" width="125" height="152" /></a>');  
// start the slideshow 
$ss.cycle({
	timeout: 15000  // milliseconds between slide transitions
});