or download this
#unicode_box_correct.pl
use Win32::API;
...
#use WriteFile API to treat the Console as a file.WriteConsole won't d
+o it
$WriteFile=new Win32::API( 'kernel32.dll', 'WriteFile', 'NPNNN', 'N' )
+;
$WriteFile->Call($handle,$unicode_string, $lengthx,0,0);