Scenario: A simple product is associated with a configurable product. You have the id of the simple product. Now, you need the id of the configurable product with which the simple product is associated. Get parent product id, i.e. get id of configurable product from a simple product.

Almost one year back, I had problem with the product display in Zen-cart. I searched for help in zen-cart forum. I started a topic over there. But at last, I myself had to post the solution on that thread.. coz, I found the solution. ;) I just wanted to include that problem and solution in [...]