有关.net web 地址的问题---新手求帮助

如下我现在有一个地址，是编译过的！我如何能够反编译得到其真实的地址
http://ditu.google.cn/maps?f=q&source=s_q&hl=zh-CN&geocode=&q=%E5%B1%B1%E4%B8%9C%E7%9C%81%E6%B3%B0%E5%AE%89%E5%B8%82%E5%AE%81%E9%98%B3%E5%8E%BF%E5%AE%81%E9%98%B3%E5%8E%BF%E4%B8%9C%E5%BA%84%E9%95%87%E4%BA%BA%E6%B0%91%E6%94%BF%E5%BA%9C&aq=2&oq=%E5%B1%B1%E4%B8%9C%E7%9C%81%E6%B3%B0%E5%AE%89%E5%B8%82%E5%AE%81%E9%98%B3%E5%8E%BF&sll=36.200252,117.087614&sspn=0.622802,1.234589&g=%E5%B1%B1%E4%B8%9C%E7%9C%81%E6%B3%B0%E5%AE%89%E5%B8%82&brcurrent=3,0x35c15c1aaae120fb:0x379d824df3fb7254,0,0x35c46533b87353f9:0x2bd94b0f3d17511d%3B5,0,0&--ie=UTF8&hq=%E5%AE%81%E9%98%B3%E5%8E%BF%E4%B8%9C%E5%BA%84%E9%95%87%E4%BA%BA%E6%B0%91%E6%94%BF%E5%BA%9C&hnear=%E5%B1%B1%E4%B8%9C%E7%9C%81%E6%B3%B0%E5%AE%89%E5%B8%82%E5%AE%81%E9%98%B3%E5%8E%BF&ll=36.199958,117.088165&spn=0.217857,0.877543&t=m&output=embed----------------------PS：用代码实现，不要反编译器，
PS:好像要用到Uri类，还有Response.Write什么的！