function active_news_tab(classname){
    unactive_news_tab(".homepage_news_tab");

    var news_tab = $(classname).attr("id");
    $("."+news_tab+"").show();

    $(classname).find(".left_tab_img").attr("src","images/homepage/news_box/homepage_news_box_left_tab_bg_over.png");
    $(classname).find(".right_tab_img").attr("src","images/homepage/news_box/homepage_news_box_right_tab_bg_over.png");
    $(classname).find(".homepage_news_tab_content").attr("class","homepage_news_tab_content_over");
    $(classname).find(".homepage_news_tab_text").attr("class","homepage_news_tab_text_over");

    $(classname).css({"top":"-4px"});
}


function unactive_news_tab(classname){
    $(classname).find(".left_tab_img").attr("src","images/homepage/news_box/homepage_news_box_left_tab_bg.png");
    $(classname).find(".right_tab_img").attr("src","images/homepage/news_box/homepage_news_box_right_tab_bg.png");
    $(classname).find(".homepage_news_tab_content_over").attr("class","homepage_news_tab_content");
    $(classname).find(".homepage_news_tab_text_over").attr("class","homepage_news_tab_text");
    $(classname).css({"top":"0px"});

    $("#homepage_news_box .homepage_news_content").hide();
}



function menu_over(classname){
    $(".submenu_box").hide();
    $("#menu_box div").attr("class","menu_item");

    $(classname).attr("class","menu_item_active");
    $(classname).next().show();
    
    $(classname).attr("class","menu_item_active").mouseout(function(){
        //if( $(classname).next().is(':hidden') ) {
            $(classname).attr("class","menu_item");
        //}
    })

}

function menu_click(classname){
    $(".submenu_box").hide();
    $("#menu_box div").attr("class","menu_item");

    $(classname).attr("class","menu_item_active");
    $(classname).next().show();

}