The best method would be to use a solvant. Acetone has been suggested by the manufacturer as a good solvant for the glue. Acetone is often found in household nail polish remover, and a small amount...
Apply acetone-based nail-polish remover (ie. almost all nail polish removers) to the area. The acetone breaks down the bond. Wait a few minutes to let the acetone do its job, then slowly remove the...