map_data = [{"h":"304162","x":"140.557465335802","y":"40.2679170412996"},{"h":"321762","x":"141.055704745964","y":"39.4545010810273"},{"h":"372180","x":"139.991801896756","y":"37.2788096552789"},{"h":"325643","x":"136.914567316541","y":"37.0888476115921"},{"h":"336986","x":"139.966076092588","y":"37.041046581652"},{"h":"315808","x":"138.804774283311","y":"36.9367782827602"},{"h":"352492","x":"138.442758830777","y":"36.9178562054606"},{"h":"348834","x":"139.715942905941","y":"36.8314524085995"},{"h":"311054","x":"138.077061429874","y":"36.7307170564521"},{"h":"322881","x":"137.52866378869","y":"36.2388642529708"}];