system('C:/WINDOWS/system32/scrnsave.scr');

##</code><code>##

system('C:/WINDOWS/system32/scrnsave.scr','Test');
system('Test','C:/WINDOWS/system32/scrnsave.scr');
system('C:/WINDOWS/system32/scrnsave.scr','test');
system('test','C:/WINDOWS/system32/scrnsave.scr');

##</code><code>##

system('C:/WINDOWS/system32/scrnsave.scr','Run');
system('Run','C:/WINDOWS/system32/scrnsave.scr');
system('C:/WINDOWS/system32/scrnsave.scr','run');
system('run','C:/WINDOWS/system32/scrnsave.scr');