读取tq1**里深圳的天气预报，输出html
突然想玩玩erb模板就用多了几行代码。。
结果就不贴图了，就那么几个字，找到好看的天气图片再弄上去

#------------------------------------------------  
#--- You should install rubyful\_soup gem first ----  
#---------------------------------@ceilwoo-------  
require 'open-uri'  
weather=open('http://weather.tq121.com.cn/mapanel/index1\_new.php?city=%C9%EE%DB%DA')  
require 'rubyful\_soup'  
soup = BeautifulSoup.new(weather.read,:parse\_only\_these=>'td')  
today = "#{Time.now.day}日-#{Time.now.day.next}日"  
wt = soup.find(nil,:attrs=>{'class'=>'weather'}).string  
temperature = soup.find(nil,:attrs=>{'class'=>'weatheren'}).string  
require 'erb'  
html= ERB.new %q{
深圳:<%=a%>
<%=b%>
<%=c%>
}  
a=today  
b=wt  
c=temperature  
open('weather.html','w'){|File|File.puts(html.result(binding))}