iphone 4 to imac via bluetooth for texting?

[nhlhockeyhead7]

are there any applications that would allow me to pair my iphone to my imac running lion so that when i get a text while on the computer i can respond using my keyboard to type. if there are web based services other ways of doing this an suggestions would b appreciated

 

[Mike]

Webtexts ? I get 600 free web texts a month, it allows you to text people from your computer.