jQ(document).ready(function(){

    slide();
    selectRandomArticle();
    
});

function selectRandomArticle() {
    var elArticles = jQ('#salesArticles').children('div');
    
    var countArticles = jQ(elArticles).length * 1;
    var randomNumber = Math.floor(Math.random() * countArticles - 1) + 1;

    jQ(elArticles).eq(randomNumber).show();
}

function slide() {
jQ(".top_hp .img img").animate({top: "-60px"},3000, 'linear').animate({top: "0"},3000, 'linear').fadeIn(1000, slide);
};