function openWindow (winPath, winName) {
	scrW = screen.availWidth - 506;
	scrH = screen.availHeight - 500;
	posX = parseInt(scrW / 2);
	posY = parseInt(scrH / 2);
	settings = 'width=322, height=276 scrollbars=no, left=' + posX + ', top=' + posY + '';
	//alert('Larghezza schermo:' + scrW + '\n Altezza schermo:' + scrH + '\n Win pos X:' + posX + '\n Win pos Y:' + posY + '');
	window.open(winPath,winName,settings);
}