<!--
function adattaColonne(){

	h1 = document.getElementById('colonnaDX').offsetHeight;
	h2 = document.getElementById('principale').offsetHeight;
	h3 = document.getElementById('menu').offsetHeight;

	hok = h1;
	if (h2 > hok) hok = h2;
	if (h3 > hok) hok = h3;
	
	//if (hok < 400) hok = 400;
	
	document.getElementById('colonnaDX').style.height = hok + 'px';
	document.getElementById('principale').style.height = hok + 'px';
	document.getElementById('menu').style.height = hok + 'px';
	document.getElementById('centro').style.height = hok + 'px';

}
//-->