Windows 7 Tip: 
VozMe.com is a free web based tool to convert text into MP3 audio. It is a simple online ‘text to speech’ program that lets you type-in any English or Spanish text and then play it as an audio stream. Streams also can be downloaded and saved as standard MP3 files. You can also integrate VozMe to your websites, blogs etc. VozMe also provides a Google gadget to add to your Google homepage (iGoogle).
Features:
* Instantly convert desired text to MP3 file.
* Supported languages: English and Spanish.
* Download and Save converted text as an MP3 file.
* Add Vozme to your website and let your readers download/listen to posts as an audio stream. Learn more here.
* No registration required.
Its very easy to use, You simply paste text in the window and VozMe does the rest creating your mp3 file. Give it a try!
hai i am vinay ur convert text to MP3 software is very super