def obtain_comments(check = nil)

      if check.blank? && !@content.blank? && @content[0].blank?
        Comment.where(:post_id => @content.id, :comment_approved => 'Y')
      else
        Comment.where(:post_id => check, :comment_approved => 'Y')
      end

    end
def obtain_comments(check = nil)

      if check.blank? && !@content.blank? && @content[0].blank?
        Comment.where(:post_id => @content.id, :comment_approved => 'Y')
      else
        Comment.where(:post_id => check, :comment_approved => 'Y')
      end

    end
returns the comments for the given article
 Params:
 +check+:: ID, post_slug, or post_title - if this is nil it return the comments for the the @content variable (the current page)