使用外部URL的XML文件

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<title>Johnson(大可山)的专栏 -</title> 
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<dc:creator>大可山</dc:creator> 
<title>Windows Presentation Foundation(WPF)中的数据绑定（使用XmlDataProvider作控件绑定）</title> 
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<dc:creator>大可山</dc:creator> 
<title>Windows Presentation Foundation(WPF)中的数据绑定（控件与控件值的绑定）</title> 
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<description>使用类似{Binding ElementName=txtBoxInput,Path=Text}的方式进行控件与控件的绑定<img src ="http://blog.csdn.net/johnsuna/aggbug/1752865.aspx" width = "1" height = "1" /></description> 
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