public static string Delete(string id)
 {
     if (id[0] == '1')
     {
         return(Convert.ToString(HeroDAL.DeleteHero(id)));
     }
     else if (id[0] == '3')
     {
         return(Convert.ToString(SkillDAL.DeleteSkill(id)));
     }
     else if (id[0] == '4')
     {
         return(Convert.ToString(MapDAL.DeleteMap(id)));
     }
     else
     {
         return("false");
     }
 }