// JavaScript Document
function Form1_Validator(theForm)
{
if (theForm.N.value == "")
  {
    alert("Inserire un valore per lo sforzo normale (N)");
    theForm.N.focus();
    return (false);
  }
if (theForm.ID_pier_type.value == "-")
  {
    alert("Scegliere lo schema statico della pila");
    theForm.ID_pier_type.focus();
    return (false);
  }
if (theForm.H.value == "")
  {
    alert("Inserire un valore per l'altezza della colonna (H)");
    theForm.H.focus();
    return (false);
  }
if (theForm.B.value == "")
  {
    alert("Inserire un valore per la distanza tra le colonne (B)");
    theForm.B.focus();
    return (false);
  }
if (theForm.fcm.value == "")
  {
    alert("Inserire un valore per la resistenza media del cls (fcm)");
    theForm.fcm.focus();
    return (false);
  }
if (theForm.VarC.value == "")
  {
    alert("Inserire un valore per la varianza del cls (VarC)");
    theForm.VarC.focus();
    return (false);
  }
if (theForm.fym.value == "")
  {
    alert("Inserire un valore per la resistenza media dell'acciaio (fym)");
    theForm.fym.focus();
    return (false);
  }
if (theForm.VarS.value == "")
  {
    alert("Inserire un valore per la varianza dell'acciaio (VarS)");
    theForm.VarS.focus();
    return (false);
  }
if (theForm.ID_sectionColonna.value == "-")
  {
    alert("Scegliere la tipologia della sezione trasversale");
    theForm.ID_sectionColonna.focus();
    return (false);
  }

}
function scelta1(selObj){
	if (selObj.options[selObj.selectedIndex].value == 1) {
		document.all['cantilever_pier'].style.display = "block";
		document.all['framed_pier'].style.display = "none";
		document.all['numero_colonne'].style.display = "none";
		document.all['titlepulvino'].style.display = "none";
		document.all['pulvino'].style.display = "none";
		document.all['rectpulv1'].style.display = "none";
		document.all['rectpulv2'].style.display = "none";
		document.all['Nbarrerectpulv1'].style.display = "none";
		document.all['Nbarrerectpulv2'].style.display = "none";
		document.all['Tpulv1'].style.display = "none";
		document.all['Tpulv2'].style.display = "none";
		document.all['Tpulv3'].style.display = "none";
		document.all['Tpulv4'].style.display = "none";
		document.all['NbarrepulvT1'].style.display = "none";
		document.all['NbarrepulvT2'].style.display = "none";
		document.all['diambarrepulv'].style.display = "none";
		document.all['copriferropulv'].style.display = "none";
		document.all['submitform'].style.display = "block";
	}
	if (selObj.options[selObj.selectedIndex].value == 2) {
		document.all['cantilever_pier'].style.display = "none";
		document.all['framed_pier'].style.display = "block";
		document.all['numero_colonne'].style.display = "block";
		document.all['titlepulvino'].style.display = "block";
		document.all['pulvino'].style.display = "block";
		document.all['rectpulv1'].style.display = "none";
		document.all['rectpulv2'].style.display = "none";
		document.all['Nbarrerectpulv1'].style.display = "none";
		document.all['Nbarrerectpulv2'].style.display = "none";
		document.all['Tpulv1'].style.display = "none";
		document.all['Tpulv2'].style.display = "none";
		document.all['Tpulv3'].style.display = "none";
		document.all['Tpulv4'].style.display = "none";
		document.all['NbarrepulvT1'].style.display = "none";
		document.all['NbarrepulvT2'].style.display = "none";
		document.all['diambarrepulv'].style.display = "none";
		document.all['copriferropulv'].style.display = "none";
		document.all['submitform'].style.display = "block";
	}
	if (selObj.options[selObj.selectedIndex].value == "-") {
		document.all['cantilever_pier'].style.display = "none";
		document.all['framed_pier'].style.display = "none";
		document.all['numero_colonne'].style.display = "none";
		document.all['titlepulvino'].style.display = "none";
		document.all['pulvino'].style.display = "none";
		document.all['rectpulv1'].style.display = "none";
		document.all['rectpulv2'].style.display = "none";
		document.all['Nbarrerectpulv1'].style.display = "none";
		document.all['Nbarrerectpulv2'].style.display = "none";
		document.all['Tpulv1'].style.display = "none";
		document.all['Tpulv2'].style.display = "none";
		document.all['Tpulv3'].style.display = "none";
		document.all['Tpulv4'].style.display = "none";
		document.all['NbarrepulvT1'].style.display = "none";
		document.all['NbarrepulvT2'].style.display = "none";
		document.all['diambarrepulv'].style.display = "none";
		document.all['copriferropulv'].style.display = "none";
		document.all['submitform'].style.display = "none";
	}
}
function scelta2(selObj){
	if (selObj.options[selObj.selectedIndex].value == "-") {
		document.all['copriferro'].style.display = "none";
		document.all['diambarre'].style.display = "none";
		document.all['rect1'].style.display = "none";
		document.all['rect2'].style.display = "none";
		document.all['rectcava1'].style.display = "none";
		document.all['rectcava2'].style.display = "none";
		document.all['rectcava3'].style.display = "none";
		document.all['rectcava4'].style.display = "none";
		document.all['circ1'].style.display = "none";
		document.all['circcava1'].style.display = "none";
		document.all['circcava2'].style.display = "none";
		document.all['Nbarrerect1'].style.display = "none";
		document.all['Nbarrerect2'].style.display = "none";
		document.all['Nbarrerectcava1'].style.display = "none";
		document.all['Nbarrerectcava2'].style.display = "none";
		document.all['Nbarrerectcava3'].style.display = "none";
		document.all['Nbarrerectcava4'].style.display = "none";
		document.all['Nbarrecirc1'].style.display = "none";
		document.all['Nbarrecirccava1'].style.display = "none";
		document.all['Nbarrecirccava2'].style.display = "none";
	}
	if (selObj.options[selObj.selectedIndex].value != "-") {
		document.all['copriferro'].style.display = "block";
		document.all['diambarre'].style.display = "block";
	}
	if (selObj.options[selObj.selectedIndex].value == 1) {
		document.all['rect1'].style.display = "block";
		document.all['rect2'].style.display = "block";
		document.all['rectcava1'].style.display = "none";
		document.all['rectcava2'].style.display = "none";
		document.all['rectcava3'].style.display = "none";
		document.all['rectcava4'].style.display = "none";
		document.all['circ1'].style.display = "none";
		document.all['circcava1'].style.display = "none";
		document.all['circcava2'].style.display = "none";
	}
	if (selObj.options[selObj.selectedIndex].value == 2) {
		document.all['rect1'].style.display = "none";
		document.all['rect2'].style.display = "none";
		document.all['rectcava1'].style.display = "block";
		document.all['rectcava2'].style.display = "block";
		document.all['rectcava3'].style.display = "block";
		document.all['rectcava4'].style.display = "block";
		document.all['circ1'].style.display = "none";
		document.all['circcava1'].style.display = "none";
		document.all['circcava2'].style.display = "none";
	}
	if (selObj.options[selObj.selectedIndex].value == 3) {
		document.all['rect1'].style.display = "none";
		document.all['rect2'].style.display = "none";
		document.all['rectcava1'].style.display = "none";
		document.all['rectcava2'].style.display = "none";
		document.all['rectcava3'].style.display = "none";
		document.all['rectcava4'].style.display = "none";
		document.all['circ1'].style.display = "block";
		document.all['circcava1'].style.display = "none";
		document.all['circcava2'].style.display = "none";
	}
	if (selObj.options[selObj.selectedIndex].value == 4) {
		document.all['rect1'].style.display = "none";
		document.all['rect2'].style.display = "none";
		document.all['rectcava1'].style.display = "none";
		document.all['rectcava2'].style.display = "none";
		document.all['rectcava3'].style.display = "none";
		document.all['rectcava4'].style.display = "none";
		document.all['circ1'].style.display = "none";
		document.all['circcava1'].style.display = "block";
		document.all['circcava2'].style.display = "block";
	}
	if (selObj.options[selObj.selectedIndex].value == 1) {
		document.all['Nbarrerect1'].style.display = "block";
		document.all['Nbarrerect2'].style.display = "block";
		document.all['Nbarrerectcava1'].style.display = "none";
		document.all['Nbarrerectcava2'].style.display = "none";
		document.all['Nbarrerectcava3'].style.display = "none";
		document.all['Nbarrerectcava4'].style.display = "none";
		document.all['Nbarrecirc1'].style.display = "none";
		document.all['Nbarrecirccava1'].style.display = "none";
		document.all['Nbarrecirccava2'].style.display = "none";
	}
	if (selObj.options[selObj.selectedIndex].value == 2) {
		document.all['Nbarrerect1'].style.display = "none";
		document.all['Nbarrerect2'].style.display = "none";
		document.all['Nbarrerectcava1'].style.display = "block";
		document.all['Nbarrerectcava2'].style.display = "block";
		document.all['Nbarrerectcava3'].style.display = "block";
		document.all['Nbarrerectcava4'].style.display = "block";
		document.all['Nbarrecirc1'].style.display = "none";
		document.all['Nbarrecirccava1'].style.display = "none";
		document.all['Nbarrecirccava2'].style.display = "none";
	}
	if (selObj.options[selObj.selectedIndex].value == 3) {
		document.all['Nbarrerect1'].style.display = "none";
		document.all['Nbarrerect2'].style.display = "none";
		document.all['Nbarrerectcava1'].style.display = "none";
		document.all['Nbarrerectcava2'].style.display = "none";
		document.all['Nbarrerectcava3'].style.display = "none";
		document.all['Nbarrerectcava4'].style.display = "none";
		document.all['Nbarrecirc1'].style.display = "block";
		document.all['Nbarrecirccava1'].style.display = "none";
		document.all['Nbarrecirccava2'].style.display = "none";
	}
	if (selObj.options[selObj.selectedIndex].value == 4) {
		document.all['Nbarrerect1'].style.display = "none";
		document.all['Nbarrerect2'].style.display = "none";
		document.all['Nbarrerectcava1'].style.display = "none";
		document.all['Nbarrerectcava2'].style.display = "none";
		document.all['Nbarrerectcava3'].style.display = "none";
		document.all['Nbarrerectcava4'].style.display = "none";
		document.all['Nbarrecirc1'].style.display = "none";
		document.all['Nbarrecirccava1'].style.display = "block";
		document.all['Nbarrecirccava2'].style.display = "block";
	}
}

function scelta3(selObj){
	if (selObj.options[selObj.selectedIndex].value == "-") {
		document.all['rectpulv1'].style.display = "none";
		document.all['rectpulv2'].style.display = "none";
		document.all['Nbarrerectpulv1'].style.display = "none";
		document.all['Nbarrerectpulv2'].style.display = "none";
		document.all['Tpulv1'].style.display = "none";
		document.all['Tpulv2'].style.display = "none";
		document.all['Tpulv3'].style.display = "none";
		document.all['Tpulv4'].style.display = "none";
		document.all['NbarrepulvT1'].style.display = "none";
		document.all['NbarrepulvT2'].style.display = "none";
		document.all['diambarrepulv'].style.display = "none";
		document.all['copriferropulv'].style.display = "none";
	}
	if (selObj.options[selObj.selectedIndex].value == 1) {
		document.all['rectpulv1'].style.display = "block";
		document.all['rectpulv2'].style.display = "block";
		document.all['Nbarrerectpulv1'].style.display = "block";
		document.all['Nbarrerectpulv2'].style.display = "block";
		document.all['Tpulv1'].style.display = "none";
		document.all['Tpulv2'].style.display = "none";
		document.all['Tpulv3'].style.display = "none";
		document.all['Tpulv4'].style.display = "none";
		document.all['NbarrepulvT1'].style.display = "none";
		document.all['NbarrepulvT2'].style.display = "none";
		document.all['diambarrepulv'].style.display = "block";
		document.all['copriferropulv'].style.display = "block";
	}
	if (selObj.options[selObj.selectedIndex].value == 2) {
		document.all['rectpulv1'].style.display = "none";
		document.all['rectpulv2'].style.display = "none";
		document.all['Nbarrerectpulv1'].style.display = "none";
		document.all['Nbarrerectpulv2'].style.display = "none";
		document.all['Tpulv1'].style.display = "block";
		document.all['Tpulv2'].style.display = "block";
		document.all['Tpulv3'].style.display = "block";
		document.all['Tpulv4'].style.display = "block";
		document.all['NbarrepulvT1'].style.display = "block";
		document.all['NbarrepulvT2'].style.display = "block";
		document.all['diambarrepulv'].style.display = "block";
		document.all['copriferropulv'].style.display = "block";
	}
}