function slideSwitch(target) {
    var $active = $('#'+target+' DIV.active');
    if ( $active.length == 0 ) $active = $('#'+target+' DIV:last-child');
    var $next =  $active.next().length ? $active.next()
        : $('#'+target+' DIV:first-child ');
   // var $sibs  = $active.siblings();
    //var rndNum = Math.floor(Math.random() * $sibs.length );
    //var $next  = $( $sibs[ rndNum ] );
    $active.addClass('last-active');
    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
}
function losowy(target){
	$active = $('#'+target+' DIV:last-child');
	var $next =  $active.next().length ? $active.next()
        : $('#'+target+' DIV:first-child ');
	$next.addClass('active');
}
$(function() {
	losowy("slideshow1");
	losowy("slideshow2");
	losowy("slideshow3");
    setInterval( "slideSwitch(\"slideshow1\")", 4000 );
	setInterval( "slideSwitch(\"slideshow2\")", 4000 );
	setInterval( "slideSwitch(\"slideshow3\")", 4000 );
});