Oct 14 (Reuters) - Myanmar"s ruling military will not block a special Southeast Asian envoy from visiting the country but will not allow him to meet detained former leader Aung San Suu Kyi, because she is charged with crimes, a spokesman said. Junta spokesman Zaw Min Tun, in comments issued by the military dated Wednesday, also said a delay in the United Nations approving the military government"s U.N. ambassador nomination had political intentions.