<html>
<head>
<title>Documento sin título</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<script language="JavaScript" type="text/JavaScript">
function cambio(cual)
{
if (document.getElementById(cual).style.display == 'none')
document.getElementById(cual).style.display = 'block'
else
document.getElementById(cual).style.display = 'none'
}
</script>
</head>
<body>
<table width="477" border="0">
<tr>
<td><input type="button" value="Ver/Ocultar" onclick="cambio('Tester')"></td>
</tr>
<tr>
<td><table width="477" border="1" id="Tester" style="display: none" >
<tr>
<td bgcolor="#FF00FF">graficas</td>
<td bgcolor="#0000FF">graficas</td>
</tr>
</table></td>
</tr>
</table>
<table width="477" border="0">
<tr>
<td><input type="button" value="Ver/Ocultar" onclick="cambio('Tester2')"></td>
</tr>
<tr>
<td><table width="477" border="1" id="Tester2" style="display: none" >
<tr>
<td bgcolor="#FF00FF">pastel</td>
<td bgcolor="#0000FF">pastel</td>
</tr>
</table></td>
</tr>
</table>
</body>
</html>