#!/usr/bin/python

counterFileName = 'ajax-sample-counter.txt'

# Read the current counter from the file and add 1.
counterFile = open(counterFileName)
s = counterFile.read().strip()
try:
    counter = int(s) + 1
except Exception, e:
    counter = 1
counterFile.close()

# Write the new current counter to the file.
counterFile = open(counterFileName, 'w')
print >>counterFile, counter
counterFile.close()

print "Content-type: text/plain\r\n\r\n",
print counter