title: Irregular layout in wp7 what can i do？
body: <p>See this <a href="https://skydrive.live.com/#cid=F3570949E7DCDDD4&amp;id=F3570949E7DCDDD4%21303" rel="nofollow">Chart</a> </p>
  
  <h2>rules:</h2>
  
  <h2>car1 car2</h2>
  
  <h2>car3 car4</h2>
  
  <p>If news has image then use car1 and car3 layout ;not image ,use car2 or car3 layout. If news has large image then it height equal car1 height + car3 height or car2 height+car4 height</p>
  
  <p>My question: how use listbox dispose the Irregular layout in <code>WP7</code> ?</p>