For simple text classification, you should just use something like Wekka, rainbow or the Google Prediction API. The hardest part is always labeling and verifyin

For simple text classification, you should just use something like Wekka, rainbow or the Google Prediction API. The hardest part is always labeling and verifying your category training data. There are many open source algorithms that can do the classification and any form of naive bayes will probably be good enough.