See http://support.microsoft.com/?kbid=839371 "Margin marks or crop marks
appear on each corner of the page when you open a document in Word 2002 or in
Word 2003".
Go to Start>All Programs>Microsoft Office>Microsoft Office Tools>Microsoft
Office (Your version) Language settings and disable any enabled East Asian
languages.
--
Greg Maxey/Word MVP
See:
http://gregmaxey.mvps.org/word_tips.htm
For some helpful tips using Word.