<!--
function obliczanie() {

if ((document.getElementById("rozmiar1").value >0 ) && (document.getElementById("profil1").value >0) && (document.getElementById("szerokosc1").value>0)) {
var sr1=document.getElementById("rozmiar1").value*25.4+document.getElementById("profil1").value*document.getElementById("szerokosc1").value*2/100
document.getElementById("srednica1").value=Math.round(((sr1)*100))/100
}
else
{
var sr1=0}


if ((document.getElementById("rozmiar2").value >0 ) && (document.getElementById("profil2").value >0) && (document.getElementById("szerokosc2").value>0)) {
var sr2=document.getElementById("rozmiar2").value*25.4+document.getElementById("profil2").value*document.getElementById("szerokosc2").value*2/100
document.getElementById("srednica2").value=Math.round(((sr2)*100))/100
document.getElementById("roznicasrednica2").value=Math.round((((sr2)-(sr1))*100))/100
document.getElementById("roznicapredkosc2").value=Math.round(((((sr2)-(sr1))/(sr2)*100)*100))/100
document.getElementById("roznica50_2").value=Math.round(((50*(((sr2)-(sr1))/(sr2)+1))*100))/100
document.getElementById("roznica100_2").value=Math.round(((100*(((sr2)-(sr1))/(sr2)+1))*100))/100
document.getElementById("roznica150_2").value=Math.round(((150*(((sr2)-(sr1))/(sr2)+1))*100))/100
}
else
{
var sr2=0
document.getElementById("srednica2").value=0
document.getElementById("roznicasrednica2").value=0
document.getElementById("roznicapredkosc2").value=0
document.getElementById("roznica50_2").value=0
document.getElementById("roznica100_2").value=0
document.getElementById("roznica150_2").value=0

}

if ((document.getElementById("rozmiar3").value >0 ) && (document.getElementById("profil3").value >0) && (document.getElementById("szerokosc3").value>0)) {
var sr3=document.getElementById("rozmiar3").value*25.4+document.getElementById("profil3").value*document.getElementById("szerokosc3").value*2/100
document.getElementById("srednica3").value=Math.round(((sr3)*100))/100
document.getElementById("roznicasrednica3").value=Math.round((((sr3)-(sr1))*100))/100
document.getElementById("roznicapredkosc3").value=Math.round(((((sr3)-(sr1))/(sr3)*100)*100))/100
document.getElementById("roznica50_3").value=Math.round(((50*(((sr3)-(sr1))/(sr3)+1))*100))/100
document.getElementById("roznica100_3").value=Math.round(((100*(((sr3)-(sr1))/(sr3)+1))*100))/100
document.getElementById("roznica150_3").value=Math.round(((150*(((sr3)-(sr1))/(sr3)+1))*100))/100
}
else
{
var sr3=0
document.getElementById("srednica3").value=03
document.getElementById("roznicasrednica3").value=0
document.getElementById("roznicapredkosc3").value=0
document.getElementById("roznica50_3").value=0
document.getElementById("roznica100_3").value=0
document.getElementById("roznica150_3").value=0
}
}

function kasuj()
{
    document.getElementById("szerokosc1").value = '';
    document.getElementById("szerokosc2").value = '';
    document.getElementById("szerokosc3").value = '';
    document.getElementById("profil1").value = '';
    document.getElementById("profil2").value = '';
    document.getElementById("profil3").value = '';
    document.getElementById("rozmiar1").value = '';
    document.getElementById("rozmiar2").value = '';
    document.getElementById("rozmiar3").value = '';
    document.getElementById("srednica1").value = '';
    document.getElementById("srednica2").value = '';
    document.getElementById("srednica3").value = '';
    document.getElementById("roznicasrednica2").value = '';
    document.getElementById("roznicasrednica3").value = '';
    document.getElementById("roznicapredkosc2").value = '';
    document.getElementById("roznicapredkosc3").value = '';
    document.getElementById("roznica50_2").value = '';
    document.getElementById("roznica50_3").value = '';
    document.getElementById("roznica100_2").value = '';
    document.getElementById("roznica100_3").value = '';
    document.getElementById("roznica150_2").value = '';
    document.getElementById("roznica150_3").value = '';
}
//-->