function mm_mark(obj)
{
    obj.style.background = 'url(/shared/site/images/menu_hover.jpg)';
    obj.style.backgroundRepeat = 'no-repeat';
    obj.style.backgroundPosition = 'left top';
    obj.style.height = '31';
}
function mm_unmark(obj)
{
    obj.style.background = 'url(/shared/site/images/menu_unhover.jpg)';
    obj.style.backgroundRepeat = 'no-repeat';
    obj.style.backgroundPosition = 'left top';
    obj.style.height = '31';
}
function mm_unmark_1(obj)
{
    obj.style.background = 'url(/shared/site/images/menu_unhover.gif)';
    obj.style.backgroundRepeat = 'no-repeat';
    obj.style.backgroundPosition = 'left top';
    obj.style.height = '31';
}
function mm_mark_lang(obj)
{
    obj.style.background = 'url(/shared/site/images/lang_hover.jpg)';
    obj.style.backgroundRepeat = 'no-repeat';
    obj.style.backgroundPosition = 'left top';
    obj.style.height = '20';
}
function mm_unmark_lang(obj)
{
    obj.style.background = 'url(/shared/site/images/lang_unhover.gif)';
    obj.style.backgroundRepeat = 'no-repeat';
    obj.style.backgroundPosition = 'left top';
    obj.style.height = '20';
}
function mm_mark_list(obj)
{
    obj.style.background = 'url(/shared/site/images/listing_fon_hover.jpg)';
    obj.style.backgroundRepeat = 'no-repeat';
    obj.style.backgroundPosition = 'left top';
    obj.style.height = '20';
}
function mm_unmark_list(obj)
{
    obj.style.background = 'url(/shared/site/images/listing_fon.jpg)';
    obj.style.backgroundRepeat = 'no-repeat';
    obj.style.backgroundPosition = 'left top';
    obj.style.height = '20';
}