Python (programming language)/GetURL.py

import urllib2
cnt=0
for line in urllib2.urlopen('http://en.citizendium.org/wiki/Main_Page'):
    cnt += line.count('<img src')
print cnt

You can try this from home! Paste this script into a file (such as getimg.py) and if you have installed a Python interpreter (on Mac or Linux you're all set already, Windows you will have to install Python) you can run this script.