rns an empty string.</p>
  
    <p>The following options are currently supported for items:</p>
  
    <dl>
      <dt>#:background color</dt>
    
      <dd>Color specifies the background color to use when displaying the item. It may have any of the forms accepted by Tk_GetColor.</dd>
    
      <dt>#:foreground color</dt>
    
      <dd>Color specifies the foreground color to use when displaying the item. It may have any of the forms accepted by Tk_GetColor.</dd>
    
      <dt>#:selectbackground color</dt