Redirection penalty is severe by Google. Using redirects to transfer page to another is considered as doorway technique.

Which is considered as spam?
Using Meta refresh, JavaScript, automated redirects all will lead you to redirection penalty.

The effect of redirection penalty will be loosing you page rank. And some times delisting of the site in company to rank loss and traffic loss.

So it’s not advisable to use redirection which is automated. You can go for 301 redirects or mod rewrite techniques to avoid redirection penalty. SO be aware that you don’t fall under redirection penalty. Always use ethical method to promote your site, white hat techniques are the best way to rank higher on the search engines. it will take time but once onto the top you will only have to maintain that.

So don’t follow doorway method to increase the traffic other wise you will be victim of redirection penalty. Use ethical and right way to go on.