relocate depth in normalcombine()
* "swfcombine -mT file.swf -x 300 file2.swf" doesn't work
* "swfcombine file.swf -s 200 box1=file1.swf" doesn't work if file1.swf contains sprites
relocate depth in normalcombine()
* "swfcombine -mT file.swf -x 300 file2.swf" doesn't work
* "swfcombine file.swf -s 200 box1=file1.swf" doesn't work if file1.swf contains sprites