From Windows 3.1 to Windows Vista, the Windows operating system has takenmany giant leaps. And while Vista received a lukewarm reception from some users Windows 7 is likely to be remembered for addressing those criticisms.In fact, there aren't many changes to the overall look of Windows 7 when compared to Windows Vista. Instead, Microsoft seems to have paid attention to the feedback it received and created an OS that is not only stable, but also very capable.So what is new inWindows 7? Here are 18 cool things Windows 7 does that Vista doesn't.