def add2cell(self, row, col, content, sheet=None):
        """
        Add content to cell at row,col location.  
        NB only recommended for small amounts of data http://support.microsoft.com/kb/247412.
        """
        if sheet == None:
            sheet = self.default_sheet
        sheet.Cells(row,col).Value = content

        Add content to cell at row,col location.  
        NB only recommended for small amounts of data http://support.microsoft.com/kb/247412.
        
recipes/Python/528870_Class_writing_content_Excel_formatting/recipe-528870.py