from grab import Grab
g = Grab()
g.go('http://www.equibase.com/profiles/Results.cfm?type=Horse&refno=4639879&registry=T')
string = g.response.body
parser = '<BR><BR><center>.*\s.*\s.*<img src="(.*?)"><br>'
captcha = re.findall(parser, string)
g.go(captcha[0])
output = open("captcha.jpg","wb")
output.write(string)
output.close()