from bs4 import BeautifulSoup

import urllib2 #http://love-python.blogspot.nl/2008/02/get-html-source-of-url.html

url = 'http://services.runescape.com/m=itemdb_rs/top100.ws'

usock = urllib2.urlopen(url)
data = usock.read()
usock.close()

soup = BeautifulSoup(data)
soup = BeautifulSoup(soup.find_all('tbody'))

tr = BeautifulSoup(soup.find_all("tr"))
obj = {}
for thistr in tr:
    td = BeautifulSoup(thistr).find_all('td')
    obj[thistr['data-item-id']] = BeautifulSoup(td[5]).string

#obj now contains all data in the format {"2":"107.6m",...}