function cambia_bambini(n) {
	var frm = document.getElementById('frm');
	var camere = frm.tot_camere.value;
	if (n>4) n=4;
	if ((n>0)&&(camere==1))
	{
		content = "<div class='text'>Et&agrave; bambini:&nbsp;</div>";
		for (i=1; i<=n; i++) content += "<select class='myinput' name='st1bamb"+i+"' id='st1bamb"+i+"'><option value='-1'>-?-</option><option value='0'>&lt;1</option><option>1</option><option>2</option><option>3</option><option>4</option><option>5</option><option>6</option><option>7</option><option>8</option><option>9</option><option>10</option><option>11</option><option>12</option></select>";
		content += "<div style='clear:both'></div>";
		document.getElementById("bam_div").innerHTML=content+"&nbsp;&nbsp;";
		document.getElementById("bam_div").style.visibility = "visible";
		document.getElementById("bam_div").style.display = "block";
	} else {
		document.getElementById("bam_div").style.visibility = "hidden";
		document.getElementById("bam_div").style.display = "none";
	}
}