webbrowser find HTMLelement

I Try To Find The Element By Get Attribute  But Then control not return then value Of  Attribute Alt 

html Code

<area alt="MasterHome <span class="level">Lev1</span>||Master2:<br /> <div class="showCosts"> <span class="resources r1"><img class="r1" src="img/x.gif" />90 </span> <span class="resources r2"> <img class="r2" src="img/x.gif" />50</span>  <span class="resources r3"> <img class="r3" src="img/x.gif" />75 </span> <span class="resources r4"> <img class="r4" src="img/x.gif" />25 </span> <div class="clear"></div>" shape="poly"  href="build.php?id=26">

Code Vb To Find It 

Dim ELM As HtmlElement
        For Each ed As HtmlElement In WebBrowser1.Document.GetElementsByTagName("area")
            If ed.GetAttribute("alt").ToString.Contains("MasterHome ") Then
                ELM = ed
            End If
        Next

 Not Received Any Element

Amr Ragab