(1024x768, MSIe6 Firefox0.8) The layout fits the window but javascript app (lower right) was not visible in MSIE. Not everyone will have the same setup for viewing javascript. The scriptbox, labelled news, is actually showing copy you may want on the main page.

The tagline is okay, but explain the service part somewhere on the front page. Service is inevitable. Service which earns customer loyalty is not.

"SimplyTrak has been developed in-house by a team of dedicated designers and engineers from the needs of existing customers. It is both user-friendly and very comprehensive, featuring all the functions requested by existing users." This touches on information without actually informing. You cite "hug cost savings" with is a quantity without any context. If the copetition is heavy you will have to do better at informing the user of the site.

The site looks good, although the javascript app takes long to load and may not be visible in some cases. The site has to do more to motivate the user and convince them you, and not competitors, are the ones to do business with.