This page explains how to solve the error while installing a program ( i got it via installing Dragons Naturally Speaking ):

visual c++ runtime must be installed before running naturallyspeaking

Simply, the is to install the c++ runtime, you can find it here:

http://www.microsoft.com/downloads/details.aspx?FamilyID=9b2da534-3e03-4391-8a4d-074b9f2bc1bf&displaylang=en