private void mLoadAll()
{
int itemCount = 0;
Medias medias = new Medias();
medias.LoadAll(listPager.CurrentIndex - 1, listPager.PageSize, ref itemCount, null);
listPager.ItemCount = itemCount;
medias.Sort = Medias.ColumnNames.FileName;
grvList.DataSource = medias.DefaultView;
grvList.DataBind();
uplList.Update();
}