For the first problem, see
http://sbarnhill.mvps.org/WordFAQs/WhiteSpace.htm. For the second, on the
Edit tab of Tools | Options, check the box for "Typing replaces selection."

--
Suzanne S. Barnhill
Microsoft MVP (Word)
Words into Type
Fairhope, Alabama USA
Word MVP FAQ site: http://word.mvps.org
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"Mohmar" wrote in message
...
I've messed up Microsoft Word so that the vertical ruler is altered,
covering the whole page from top to botom, and I can't highlight the line
to
make the ruler shorter.
Also, if I highlight text, and type something, it doesn't erase the
previous text.