>I have a weird behavior on localization. This is the case since I move to Windows 7 and VS 2010. So, I cannot tell which one is a factor.
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>Basically, I compile my project and I see that the Web site displays my dollar values with a dot. This is what I want. However, after a few compile, I see a comma. So, the setting in Windows is no longer taken. Anyone has seen this strange behavior?

Are you setting the culture on the server or using Browser settings ?
It sounds as if this is more likely to be a browser issue......