IT'S ALMOST WORKING! Needs just a little help?

Whoohoo! I finally made my drag function work!

Except that what you see in the inset frame when zoomed in >100 is not exactly what you see on the big map.

Can anyone help me correct this so they line up exactly?

Thank you!

fla is at:
www.humboldt.edu/~mgk9/Test2.fla