<HTML>
<Body>
<Input type = "button" value = "SD" onclick = "dothis ();"/> <br/>
<Div id = "111" style = "position: absolute; width: 200px; Height: 200px; Background-color: #666666;">
<Div id = "A0" name = "ncontainer"> ncontainer [0] </div>
<Div id = "A1" name = "ncontainer" "> ncontainer [1] </div>
<Div id = "A2" name = "ncontainer"> ncontainer [2] </div>
<Div id = "A3" name = "ncontainer"> ncontainer [3] </div>
<Div id = "A4" name = "ncontainer"> ncontainer [4] </div>
<Div id = "A5" name = "ncontainer"> ncontainer [5] </div>
</Div>
<Br/>
<Br/>
<Br/>
<Br/>
<Input type = "button" value = "SD" onclick = "dothis ();"/>
<Script language = "JavaScript">
Function dothis ()
{
VaR A = Document. getelementbyid ("111 ");
A. style. Left = (document. Body. clientwidth/2-a.clientwidth/2) + "PX ";
A. style. Top = (document. Body. scrolltop + document. Body. clientheight/2-a.clientheight/2) + "PX ";
}
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