import re
import sys
import shutil

#a = '<CENTER><H3>Computer Systems Laboratory Colloquium<BR></H3></CENTER>'
b = '<CENTER><H3>Stanford EE Computer Systems Colloquium<BR></H3></CENTER>'
c = '<center><h3>Stanford University Department of Electrical Engineering<br>Computer Systems Colloquium</h3></center>'
def Main():
	for f in sys.argv[1:]:
		shutil.copy( f, f+'~~')
		fd = open( f, 'r')
		buffer = fd.read()
		fd.close()
		buffer = buffer.replace(b,c)
		fd = open( f, 'w')
		fd.write( buffer )
		fd.close()
		print f

Main()