function changeShare(sh, lg) {
		location.href = 'premium_'+sh+'_'+lg+'.html';
	}
	
function changeTicShares(sh, lg) {
		if (sh == 'PC')
			document.chart.setMainTitle('PC|IT0000072725|Pirelli & C.');
		else
			document.chart.setMainTitle('PCR|IT0000072733|Pirelli & C. Rnc');
	}	

function openWindow(sUrl, sTarget) {
		hwd = window.open(sUrl, sTarget, 'width=400,height=400,scrollbar=yes,status=no,toolbar=no,menubar=no,location=no');
		if (hwd != null) {
			hwd.focus();	
		}
	}