[CentOS] emptying trash

Hi all!

On a Centos 6.6 system, I've got a "trash" icon on the desktop that 
indicates there is trash.

but when I open the trash can it's empty.

how can I reset that flag, where/whatever it is?

thanks!
-- 
---- Fred Smith -- fredex at fcshome.stoneham.ma.us -----------------------------
   "For the word of God is living and active. Sharper than any double-edged 
   sword, it penetrates even to dividing soul and spirit, joints and marrow; 
              it judges the thoughts and attitudes of the heart."  
---------------------------- Hebrews 4:12 (niv) ------------------------------