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    <DIV class="Bspace4">
    <em>August 01, 2004</em><BR>
    
        <h3><h1>Building a  Callout Control</h1></h3>
      </div>
    
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        <div class=PageNumbers>
           (Page <a href="/windows/184405768?pgno=2">2</a> of 
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<title>August, 2004: Building a  Callout Control</title>
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<pre>
#include "callout.h"

LoadLibrary("callout.dll");
HWND hwndCallout = CreateWindow("Callout",
                    "Guess what this icon does...",
                    WS_POPUP, 0, 0, 0, 0,
                    NULL, 0, hInstance, NULL);
SendMessage(hwndCallout, CM_SETANCHOR, 0, MAKELONG(100, 200));
ShowWindow(hwndCallout, SW_SHOW);
</pre>
<P>
<h4><b>Example 1: </b>Sending messages.</h4>
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