<HTML>
<HEAD>
<TITLE></TITLE>
<SCRIPT language=JavaScript>
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function MM_findObj(n, d) { //v3.0
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
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for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
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function MM_showHideLayers() { //v3.0
var i,p,v,obj,args=MM_showHideLayers.arguments;
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<BODY>
<TABLE cellSpacing=0 cellPadding=0 width=500 height=300 align=center border=1>
<TR>
<TD>
<DIV id=Layer1
style="Z-INDEX: 1; LEFT: 430px; VISIBILITY: hidden; WIDTH: 280px; POSITION: absolute; TOP: 100px; HEIGHT: 100px"><SPAN
class=mnusettori><table width=100 height=100 border=2><tr><td>
Descrizione link 1</td></tr></table> </SPAN></DIV>
<DIV id=Layer2
style="Z-INDEX: 2; LEFT: 430px; VISIBILITY: hidden; WIDTH: 280px; POSITION: absolute; TOP: 100px; HEIGHT: 100px"><SPAN
class=mnusettori><table width=100 height=100 border=2><tr><td>Descrizione link 2</td></tr></table> </SPAN></DIV>

<a onmouseover="MM_showHideLayers('Layer1','','show') "
onclick="MM_showHideLayers('Layer1','','hide')"
onmouseout="MM_showHideLayers('Layer1','','hide')"
href="#">LINK 1



<a onmouseover="MM_showHideLayers('Layer2','','show') "
onclick="MM_showHideLayers('Layer2','','hide')"
onmouseout="MM_showHideLayers('Layer2','','hide')"
href="#">LINK 2



</td></tr></table>

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</HTML>