function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function popUpSized(theURL, width, height, features) {
	var sw = 800;
	var sh = 600;
	var l=0, t=0;
	try {
		sw = screen.width;
		sh = screen.height;
	} catch (e) {}
	l = (sw-width) / 2;
	t = (sh-height) / 2;
	window.open(theURL, 'ProgettoGEO', 'width=' + width + ',height=' + height + ',left=' + l + ',top=' + t + ((features)?','+features:''));
}