Be sure to turn off your html email sig first.
While viewing the spam, hit "Forward" on the sidebar.
Address the document to yourself.
Completely erase the subject line.
Put your cursor on the first line of the "body" (text area)
Hit "Return" (enter) twice. Your cursor should now be on the 3rd line of the text area.
Type any "Alt" character on this line; DO NOT HIT "RETURN"
Cut and Paste the "Alt" character onto the subject line
Open the received mail and copy/paste the item into the the form.