function slideSwitch() {
    var $active = $('.b_back #slide a img.active');
    if ( $active.length == 0 ) $active = $('.b_back #slide a img:last');
    var $next =  $active.next().length ? $active.next()
        : $('.b_back #slide a img:first');
    $active.addClass('last-active');
    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 2500, function() {
            $active.removeClass('active last-active');
        });
}

function slideSwitch2() {
    var $active = $('#textslide img.active');
    if ( $active.length == 0 ) $active = $('#textslide img:last');
    var $next =  $active.next().length ? $active.next()
        : $('#textslide img:first');
    $active.addClass('last-active');
    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 2500, function() {
            $active.removeClass('active last-active');
        });
}

$(function() {
    setInterval( "slideSwitch()", 5000 );
	setInterval( "slideSwitch2()", 15000 );
});