http://blogs.msdn.com/b/webdevelopertips/archive/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005.aspxIn VS 2005, you can drag and drop an extender control anywhere on the design surface. However, in VS 2008, you can drop an extender only on an ASP control which the extender can extend its functionality. When you drag an extender and hover it over a controlen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/webdevelopertips/archive/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005.aspx#9157687Sun, 30 Nov 2008 12:43:28 GMT91d46819-8472-40ad-a661-2c78acb4018c:9157687Schmuli<p>Question:</p> <p>If I have an ASP project from VS2005 and open it in VS2008, how is this issue handled? Does VS2008 support full backwards-compatibility, or will it raise an error or warning? I would actually rather it raised something.</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=9157687" width="1" height="1">http://blogs.msdn.com/b/webdevelopertips/archive/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005.aspx#9156172Sat, 29 Nov 2008 22:26:48 GMT91d46819-8472-40ad-a661-2c78acb4018c:9156172Visual Studio Hacks<p>My latest in a series of the weekly, or more often, summary of interesting links I come across related to Visual Studio. After an unusually long break between posts due to the spectacular hardware failure of my primary dev box (complete with sparks and</p> <img src="http://blogs.msdn.com/aggbug.aspx?PostID=9156172" width="1" height="1">http://blogs.msdn.com/b/webdevelopertips/archive/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005.aspx#9145252Wed, 26 Nov 2008 23:28:09 GMT91d46819-8472-40ad-a661-2c78acb4018c:9145252infoblog &raquo; Tip # 30: Did you know&#8230; Ajax Extender controls UI behaves differently in VS 2008 than in VS 2005<p>PingBack from <a rel="nofollow" target="_new" href="http://blog.a-foton.ru/index.php/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005/">http://blog.a-foton.ru/index.php/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005/</a></p> <img src="http://blogs.msdn.com/aggbug.aspx?PostID=9145252" width="1" height="1">http://blogs.msdn.com/b/webdevelopertips/archive/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005.aspx#9145251Wed, 26 Nov 2008 23:27:45 GMT91d46819-8472-40ad-a661-2c78acb4018c:9145251infoblog &raquo; Tip # 30: Did you know&#8230; Ajax Extender controls UI behaves differently in VS 2008 than in VS 2005<p>PingBack from <a rel="nofollow" target="_new" href="http://blog.a-foton.ru/index.php/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005/">http://blog.a-foton.ru/index.php/2008/11/26/tip-30-did-you-know-ajax-extender-controls-ui-behaves-differently-in-vs-2008-than-in-vs-2005/</a></p> <img src="http://blogs.msdn.com/aggbug.aspx?PostID=9145251" width="1" height="1">