Nope, that seems to do nothing either, though if you mean to hold control and then move the clickwheel on the mouse, then it just scrolls up still...oh well, never mind
another option is to change your screen resolution: right click the desktop and go to properties/configuration; for example, going from 800x600 to 1024x768 will make your font smaller (and overall, because you will see more on your screen)...
Nope, that seems to do nothing either, though if you mean to hold control and then move the clickwheel on the mouse, then it just scrolls up still...oh well, never mind