function addTotal() {
/*Postel dvojitá (manželská)*/
 var obj1_val = window.document.sum.obj1.value*2*100
//Postel jednoduchá
 var obj2_val = window.document.sum.obj2.value*1*100
//Skříň velká
 var obj3_val = window.document.sum.obj3.value*1.5*100
//Skříň malá
 var obj4_val = window.document.sum.obj4.value*0.8*100
//Komoda
 var obj5_val = window.document.sum.obj5.value*0.5*100
//Skleník
 var obj6_val = window.document.sum.obj6.value*0.8*100
//Sedačka velká (3 místná, rohová)
 var obj7_val = window.document.sum.obj7.value*2.8*100
//Sedačka malá (dvoumístná)
 var obj8_val = window.document.sum.obj8.value*1.5*100
//Křeslo
 var obj9_val = window.document.sum.obj9.value*0.5*100
//Stůl velký
 var obj10_val = window.document.sum.obj10.value*0.75*100
//Stůl malý
 var obj11_val = window.document.sum.obj11.value*0.35*100
//Obývací stěna velká
 var obj12_val = window.document.sum.obj12.value*4*100
//Obývací stěna malá
 var obj13_val = window.document.sum.obj13.value*2*100
//Koberec
 var obj14_val = window.document.sum.obj14.value*0.4*100
//Piano
 var obj15_val = window.document.sum.obj15.value*3*100
//Pračka, myčka, sušička
 var obj16_val = window.document.sum.obj16.value*0.5*100
//Lednička velká
 var obj17_val = window.document.sum.obj17.value*1*100
//Lednička malá
 var obj18_val = window.document.sum.obj18.value*0.5*100
//Kuchyňská skříňka
 var obj19_val = window.document.sum.obj19.value*0.4*100
//Krabice na šaty
 var obj20_val = window.document.sum.obj20.value*0.13*100
//Krabice na knížky
 var obj21_val = window.document.sum.obj21.value*0.07*100
//Krabice na nádobí, hračky
 var obj22_val = window.document.sum.obj22.value*0.08*100
//Kolo, kočárek, ortoped
 var obj23_val = window.document.sum.obj23.value*0.2*100
//židle
 var obj24_val = window.document.sum.obj24.value*0.05*100
//Obrazy, zrcadla
 var obj25_val = window.document.sum.obj25.value*0.02*100
 //Televize, PC
 var obj26_val = window.document.sum.obj26.value*0.5*100
//Lustry, lampy, svítidla
 var obj27_val = window.document.sum.obj27.value*0.1*100
 // SUMA m3-----------------------------
 document.sum.total.value =  (Math.round(obj1_val+obj2_val+obj3_val+obj4_val+obj5_val+obj6_val+obj7_val+obj8_val+obj9_val+obj10_val+obj11_val+obj12_val+obj13_val+obj14_val+obj15_val+obj16_val+obj17_val+obj18_val+obj19_val+obj20_val+obj21_val+obj22_val+obj23_val+obj24_val+obj25_val+obj26_val+obj27_val)/100).toFixed(2)

var sum3 = (Math.round(obj1_val+obj2_val+obj3_val+obj4_val+obj5_val+obj6_val+obj7_val+obj8_val+obj9_val+obj10_val+obj11_val+obj12_val+obj13_val+obj14_val+obj15_val+obj16_val+obj17_val+obj18_val+obj19_val+obj20_val+obj21_val+obj22_val+obj23_val+obj24_val+obj25_val+obj26_val+obj27_val)/100)

 // Cena celkova -----------------------------

var cenast = 375 // Cena za stehovani za m3
var cenakm = 20 // Cena za km
if (sum3>20) { cenakm = 26; }
var balano = 1.6 // Koeficient za baleni
var cpatro = window.document.sum.patro.value
var kmr = window.document.sum.km.value
document.sum.cenatotal2.value = 0
// baleni
if (document.sum.baleni[1].checked)
{
var balano = 1.6
}
else { var balano = 1 }
;

if (document.sum.vytah[1].checked)
{
if (cpatro>2 ) { var sum2=sum3*cenast*(cpatro-1); document.sum.cenatotal.value = sum3*cenast*(cpatro-1) }
else { var sum2=sum3*cenast; document.sum.cenatotal.value = sum3*cenast } 
}
else { var sum2=sum3*cenast; document.sum.cenatotal.value = sum3*cenast }
;
// xxx
if (kmr>10 ) {document.sum.cenatotal2.value = (Math.round(Math.round((kmr*cenakm)+sum2))*balano).toFixed(0)}
else {document.sum.cenatotal2.value = (Math.round(sum2*balano)).toFixed(0)}
// end
 return true }
 
 // Buttonky -----------------------------
function subtractQty(txtElement){
if(document.getElementById(txtElement).value - 1 < 0)
return;
else
 document.getElementById(txtElement).value--;
}