if ((event_te.tm_hour > dend) && (event_tm.tm_hour > dend)) {
startmin = diffmin = event_te.tm_min / 6;
endmin = event_tm.tm_min / 6;
if ((event_te.tm_hour > dend) && (event_tm.tm_hour > dend)) {
startmin = diffmin = event_te.tm_min / 6;
endmin = event_tm.tm_min / 6;