for (siter=spaces.begin(); siter!=spaces.end(); ++siter) {
if ((siter->w() >= win_size.w()) && (siter->h() >= win_size.h())) {
if (best==NULL)
for (siter=spaces.begin(); siter!=spaces.end(); ++siter) {
if ((siter->w() >= win_size.w()) && (siter->h() >= win_size.h())) {
if (best==NULL)