public override UAReturn addNewColDatagrid(string colName, string dgridval, int rowindex, ServerDataSource dataSource)//add row in vargrid and col in datagrid
{
UAReturn result;
if (colName == null || colName.Length < 1 || dgridval == null || dgridval.Length < 1)//12Jul2013
return null;
result = addNewCol(colName, dgridval, rowindex, dataSource);
return result;
}