By Geoff Grammer / Journal Staff Writer   Sean Bouchard dons a sombrero in the dugout after hitting a grand slam during a game earlier this season for the Albuquerque Isotopes -- or on this night, Los Mariachis de Nuevo Mexico. (Mike Sandoval/For the Journal) Considering the frenzy of fun and excitement it sends fans into, the button has a rather unassuming, maybe even boring name. And for the "home run siren" button on the main computer in the Isotopes Park control room – the one smashed every time an Isotopes player launches a ball over the outfield fence –...