Copy it where you want, then just enter its path in the HTTP gadget of Thor's Visual Options and set mode to "Run program". It requires ReqTools, OpenURL and CManager libraries.
PERMSSN UID GID PACKED SIZE RATIO CRC STAMP NAME ---------- ----------- ------- ------- ------ ---------- ------------ ------------- [generic] 2707 4672 57.9% -lh5- 4a2b Mar 1 1999 CMUrl [generic] 239 354 67.5% -lh5- eab5 Mar 1 1999 CMUrlAdd.readme ---------- ----------- ------- ------- ------ ---------- ------------ ------------- Total 2 files 2946 5026 58.6% Aug 28 1999