If you already have the webcam utility, click start, programs, toshiba (anything that looks meaty) then click on the program that is labeled as a web cam software, you may have a cyberlink software installed.. check for cyberlink in programs too.
I can't give you a detailed desciption without knowing the model of your Toshiba laptop.
Too complicated. Simpler to run Cheese from within Linux (Live CD then install cheese, that's it). ^^ It is too bad that people are not using Linux enough these days 🙂 Oh well...