my a/c is blows air out sometimes that isn't cool...like not hot but outside air. u know? what can be the problem

Try doing a search A/C problems. It has been discussed in depth in several other threads.

*Edit* Here is a link (http://www.rx8forum.com/showthread.php?s=&threadid=8668&highlight=A%2FC) to a good discussion about the topic.