$(document).ready(function() {
    $(".slidetabs").tabs(".images > div", {
        effect: 'fade',
        fadeOutSpeed: "slow",
        rotate: true
}).slideshow({
        autoplay: true,
        interval: 10000,
        clickable: false
   });
});
$(document).ready(function() {
    $('.slider_block').mouseover(function() {
        $(".slidetabs").data("slideshow").stop();
    }).mouseout(function() {
        $(".slidetabs").data("slideshow").play();
    });
});