<script type="text/javascript">
function modalWin() {
if (window.showModalDialog) {
window.showModalDialog('contenutoprotetto.php','_blank','dialogWidth:820px;dialogHeight:1150px');
} else {
window.open('contenutoprotetto.php','_blank', 'height=820,width=1150,toolbar=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,modal=yes');
}
}
</script>
<button onclick="modalWin()"
style="position:absolute;
top:80px;
left: 550px;
height: 52px;
width: 156px;
color: #fff;
font-weight: bold;
opacity: 0.7;
border: 1px solid #999;
-moz-border-radius: 10px;
-webkit-border-radius: 10px;
border-radius: 10px;
-moz-box-shadow: 0 0 .5em rgba(0, 0, 0, .6);
-webkit-box-shadow: 0 0 .5em rgba(0, 0, 0, .6);
box-shadow: 0 0 .5em rgba(0, 0, 0, .6);
-webkit-appearance: none;
-moz-transition: opacity .5s;
-webkit-transition: opacity .5s;
-o-transition: opacity .5s;
transition: opacity .5s;
display: block;
background-image:url('/css/images/start.jpg');
">
</button>
only work on firefox and IE