When typing papers in Spanish, you need to use the proper accent marks.  Here is an easy way to enter accents with your keyboard.  You can enter different characters by holding down the Alt key and entering a number combination on the Number pad (make sure NumLock is on).  The following is a list of some of the most common characters used when writing Spanish.

*To insert:  Hold down the Alt key, keep holding it and don't let go until you enter the number combination on the number pad:


á 160
é
130
í
161
ó 162
ú 163
ñ 164
¿ 168
¡ 173
ü
129
Ñ
165
É
144