Removed useless stuff. Added a function to detect closest trolley stop to point (ETA).  Added a function to identify trolley route (percentage-based). Implemented multiple simultaneous trolley simulation. Created a global array for trolleys. Added attributes to route_array elements for ETA calculation and maximizing algorithm efficiency. Added sample trolley paths for zool,palacio and terrace routes. Added trolley identifier as parameter in 'animateMarker()'.
Changed location popup to alert.
Solved conflicts in map.html and func.js.