Process p = Runtime.getRuntime().exec("c:/perl.exe"  C:/CreateER.pl 
"Please \n ignore \n my friend");

##</code><code>##

my $pid = open( PROC, "|-", "c:/perl.exe c:/scripts2/CreateER.pl" )
    or die "cannot launch perl process: $!";

print PROC "anything\nyou\nwant\nto\ndo\n";
close PROC;

##</code><code>##

Please \\n ignore \\n my friend