For a mailmerge walk-through, see:
http://office.microsoft.com/en-us/wo...001034920.aspx
From viewing your file, it would appear you can achieve your aim using a standard form letter merge, with one of your existing Excel tables pasted into Word (as a table), and the requisite mergefields added to it.
For cross-posting etiquette, please read:
http://www.excelguru.ca/content.php?184