By height you mean FLYING HEIGHT or SIZE Height?
http://www.wc3campaigns.com/forums/s...threadid=17723
Animation - Change Unit Size
Change the size of a unit to ?% of its length, ?% of its width, and ?% of its Height. If all three numbers are the same, it will be the same shape as it normally is, except bigger or smaller. The % CAN go over 100.
Animation - Change Unit Flying Height
You can change how high Hovering Units or Flying Units Fly. Rate is the number of seconds it should take to do this - 0 is instant.