title: how to use the display value of the Foxpro combobox
body: <p>I have a combo box that I would like it to show a </p>
  
  <p><code>category name ("Cat1" , "Cat2"...)</code> </p>
  
  <p>But when clicked or just displayed I would like to get the ID of this category. Any idea how to do this in Foxpro?</p>