Wolfie, insects not under glass with PCB crystals to deter pests are quickly devoured by Dermestids. If you still want to try, lay it on it's back on a peice of styrofoam or cardboard and position the body so that it's straight. You can use pins to hold things in place. It will be dry in about 2 weeks and you can attached it with Super Glue to your habitat. Some of the bright colors on the abdomen will fade or darken a little. In the lab we use mounting boards to spread our insects. You can get them here:
http://www.bioquip.com/PreHome.asp These have a channel cut out to accept the abdomen and the sides of the mounting board are angled to give the wings a little bit of an upward lift.