Show product review in virtuemart and joomla 1.5

How to enable the view of product review(for end users) for a product in the product details page for virtuemart in joomla 1.5 ?

You can enable the product review like the given navigation below:

For Joomla 1.5 and virtuemart 1.1.9 stable the navigations are:

Go to components->com_virtuemart->configuration->global->Auto-Publish Reviews?

Just enable it. You have your solution. You can refer this image : 

For Joomla 2.5 and virtuemart 2.0.16 stable the navigations are:

Go to components->com_virtuemart->configuration->shopfront->Auto-Publish Reviews?