import urllib2
import urllib
content=urllib2.urlopen("http://www.cnblogs.com/sayary/archive/2013/03/11/2952638.html").read()
##print content
##<a title="发布于2013-03-10 13:53"
##href="http://www.cnblogs.com/sayary/archive/2013/03/10/2952640.html">
href=content.find(r'href="http://www.cnblogs.com/sayary/archive')
end=content.find(r'.html')
print href
print end
url=content[href+6:end+5]
print url
str2=content.find(r'href="http://www.cnblogs.com/sayary/archive',end)
end2=content.find(r'.html',str2)
print str2
print end2
url2=content[str2+6:end2+5]
print url2
urllib.urlretrieve(url, '1.html')
urllib.urlretrieve(url2, '2.html')