text: It would be interesting to know if the square behaves like a decimal point - that would mean the following would be likely to solve the problem...\nThis is for W2K,  XP may be slightly different..\n\nStart - Settings - Control Panel - Regional options - Numbers\nThe entry against "Decimal Symbol" should be a . but I suspect you'll find a square here.  Change it to a dot, then click apply.\n\nIf it's not a square, change it to something else, then back to a dot, then click apply.\n\nHope this works.  I was just able to replicate your symptoms on my PC this way, so I'm feeling lucky.