function showTestResult(testForm) {
	if (testForm) {
		var g1 = getCheckedRadio(testForm.g1);
		var g2 = getCheckedRadio(testForm.g2);
		var g3 = getCheckedRadio(testForm.g3);
		var g4 = getCheckedRadio(testForm.g4);
		var g5 = getCheckedRadio(testForm.g5);
		var g6 = getCheckedRadio(testForm.g6);

		// check form completion
		if (g1 && g2 && g3 && g4 && g5 && g6) {

			// sum points
			var ahrrr  = 0;
			var points = 0;
			var map = [ 1,2,3,4,4 ];
			points += map[g1];
			if (g1 == 5) ++ahrrr;
			points += map[g2];
			if (g2 == 5) ++ahrrr;
			points += map[g3];
			if (g3 == 5) ++ahrrr;
			points += map[g4];
			if (g4 == 5) ++ahrrr;
			points += map[g5];
			if (g5 == 5) ++ahrrr;
			points += map[g6];
			if (g6 == 5) ++ahrrr;

			// check result
			hideElement("formTest");
			if (ahrrr >= 3) {
				showElement("rr5");
			} else if (points <= 11) {
				showElement("rr1");
			} else if (points <= 16) {
				showElement("rr2");
			} else if (points <= 20) {
				showElement("rr3");
			} else {
				showElement("rr4");
			}
		} else {
			alert("Devi completare il test prima di richiedere il risultato");
		}
	}

	return false;
}