This is simple notepad trick that convert any text to audio with just a click.
1. Open Notepad, and copy/past following code.
Dim msg, sapi
msg=InputBox("www.ihtshamhussain.blogspot.com")
Set sapi=CreateObject("sapi.spvoice")
sapi.Speak msg
2. Save as (name which u want).vbs
3. Now open the saved file and enter the text you want to convert and click ok
enjoy!!!!! :)