Just because indonesian people don't have any information about new 7 wonder, this temple not listed there. If you come here and visit this temple, you can judge yourself this temple good enough to be listed or not. It build around 8C, considering age and the difficulties of build huge 123x123 metersqure of building full of statue and artistic stone, its not too much to say that Borobudur is one of the most wonderfull building in the world.
Click the picture to enlarge.
Just for addition. It's not common that great building exist at south east asia, right? It's not a center of ancient culture, science, or anything. It just build by javanese.