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-<com:TContent ID="body" >
-<h1>Controls Overview</h1>
-<p>
-A control is an instance of class <code>TControl</code> or its subclass. A control is a component defined in addition with user interface. The base class <code>TControl</code> defines the parent-child relationship among controls which reflects the containment relationship among user interface elements.
-</p>
-<p>
-Control classes constitute one of the major part of PRADO framework. Nearly every generic HTML element can find its representation in terms of a PRADO control. Mastering these controls becomes extremely important to effectively and efficiently compose applications using PRADO.
-</p>
-<p>
-In this section, we will first introduce the ...., then....
-</p>
-<p>
-To be continued...
-</p>
-</com:TContent>
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