My first exposure to OpenOffice was a demo from a Sun representative where he was extolling the virtues of Sun’s StarOffice while running his actual presentation from another product (Microsoft PowerPoint). It clearly wasn’t ready for general consumption at that point, but it quickly improved and became the predominant office platform outside of Microsoft Office.
There are quite a few kinds of malware that can infect your PC, and Windows Crashes Deliverer is among one of the tricker to extricate. It masquerades as an anti-virus application and in fact gives the appearance of a valid application, this malware is part of a relatively new class of malicious programs that can be described as rogue anti-spyware or scareware. For these programs, the objective is to convince you to buy it to protect your machine and in the process of doing so create the appearance of damage on your machine.