How can I get Pet Stains/Smells out of carpet??

The product Petzyme can be purchased at Petsmart. It ranges in price from 5.99 to 10.99 depending on the size you want. PetZyme Stain and Odor Remover is specially formulated using enzymes to digest the stains and odors left behind by pet urine and feces. PetZyme is guaranteed to work or your money back. Sold only at PETsMART. Here are some consumer reviews on it: Overall Rating 5 5 Effectiveness 5 5 Best Product Ever!, September 19, 2006 by <a rel="nofollow" href="http://reviews.petsmart.com/4830/Jeanette/profile.htm" target="_blank">Jeanette</a> from Northern Wisconsin <a rel="nofollow" href="http://reviews.petsmart.com/4830/Jeanette/profile.htm" target="_blank"></a> <a rel="nofollow" href="http://reviews.petsmart.com/4830/Jeanette/profile.htm" target="_blank">(read all my reviews)</a> "I purchased PetZyme shortly after we brought our first puppy home. We had new carpeting in our apt. and had been warned that if it smelled we would have to replace it. We used this products on urine ...  more