function slideSwitch1() { 
var $active = $('.slidehoswthing1 IMG.active');

if ( $active.length == 0 ) $active = $('.slidehoswthing1 IMG:last');

// use this to pull the images in the order they appear in the markup
var $next = $active.next().length ? $active.next()
: $('.slidehoswthing1 IMG:first');

$active.addClass('last-active');

$next.css({opacity: 1.0})
.addClass('active')
.animate({opacity: 1.0}, 0, function() {
$active.removeClass('active last-active');
});
} 
$(function() {
setInterval( "slideSwitch1()", 500 );
});