def events_for_date_range(start_d, end_d, find_options = {})
      self.scoped(find_options).find(
        :all,
        :conditions => [ "(? <= #{self.quoted_table_name}.#{self.end_at_field}) AND (#{self.quoted_table_name}.#{self.start_at_field}< ?)", start_d.to_time.utc, end_d.to_time.utc ],
        :order => "#{self.quoted_table_name}.#{self.start_at_field} ASC"
      )
    end
def events_for_date_range(start_d, end_d, find_options = {})
      self.scoped(find_options).find(
        :all,
        :conditions => [ "(? <= #{self.quoted_table_name}.#{self.end_at_field}) AND (#{self.quoted_table_name}.#{self.start_at_field}< ?)", start_d.to_time.utc, end_d.to_time.utc ],
        :order => "#{self.quoted_table_name}.#{self.start_at_field} ASC"
      )
    end
Get the events overlapping the given start and end dates