etymology of MERCURIUS

From: João Simões Lopes Filho
Message: 4444
Date: 2000-10-19

Does anybody knows the etymology of Mercurius?
 
Relation with merx "market" must be folk etymology...
Etrusques call him TURMS
Mercuris < *Melcurius < *Melek-qart ?
 
 
Joao SL
Rio