function beregn(){var a=[];a[0]="1";a[1]="2";a[2]="3";a[3]="4";a[4]="5";a[5]="6";a[6]="7";a[7]="8";a[8]="10";a[9]="11";a[10]="12";a[11]="13";a[12]="14";a[13]="15";a[14]="16";a[15]="17";a[16]="18";a[17]="19";a[18]="20";a[19]="21";a[20]="22";a[21]="23";a[22]="24";b=hentBensinpris(),d=hentForbruk(),e=hentLengde();if(b!=null){var c=0;for(c=0;c<a.length;c++)settRabatt(a[c],b,d,e)}}function beregnMedlem(){var a=[];a[0]="1";a[1]="2";a[2]="3";a[3]="4";a[4]="5";a[5]="6";a[6]="7";a[7]="8";a[8]="9";a[9]="10";a[10]="11";a[11]="12";a[12]="13";a[13]="14";a[14]="15";a[15]="16";a[16]="17";a[17]="18";a[18]="19";a[19]="20";b=hentInntekt(),d=hentBensinpris();d=hentForbruk();var e=hentLengde(),c=0;for(c=0;c<a.length;c++)settMedlemRabatt(a[c],b,d,e)}function settRabatt(a,b,d,e){input_besparelse=document.getElementById("besparelse_"+a);input_besparelse.innerHTML=beregnRabatt(a,b,d,e)}
function beregnRabatt(a,b,d,e){var c=document.getElementById("rabatt_prosent_"+a),f=parseFloat(c.innerHTML);c=document.getElementById("rabatt_fast_"+a);var g=parseFloat(c.innerHTML);c=Infinity;var h=document.getElementById("rabatt_maks_"+a);if(h!=null){c=parseFloat(h.innerHTML);if(c==0)c=Infinity}d=d*e/1E3;if(a==5){b=Math.min(f*(b-g*0.01)*d,c)/d;c=Infinity}else b=f*b;b=b+g;input_beregnet=document.getElementById("rabatt_beregnet_"+a);input_beregnet.innerHTML=Math.round(b);return Math.round(Math.min(b*
d,c))}function settMedlemRabatt(a,b,d,e){var c=document.getElementById("rabatt_vanlig_"+a);c=parseFloat(c.innerHTML);d=Math.round(c*d*e/1E3);b=beregnMedlemKost(a,b);document.getElementById("kost_total_"+a).innerHTML=b;b=d-b;a=document.getElementById("medlem_besparelse_"+a);a.innerHTML=b;if(b<0)a.style.color="#FF0000"}
function beregnMedlemKost(a,b){var d=document.getElementById("kost_fast_"+a);d=parseFloat(d.innerHTML);var e=document.getElementById("kost_prosent_"+a);e=parseFloat(e.innerHTML);a=document.getElementById("kost_min_"+a);a=parseFloat(a.innerHTML);var c=0;if(e>0){c=e*b*10;if(a>0)c=Math.max(c,a)}return Math.round(c+d)}function hentInntekt(){var a=document.getElementById("inntekt");if(a!=null)return parseFloat(a.value.replace(",","."));return null}
function hentBensinpris(){var a=document.getElementById("bensinpris");if(a!=null)return parseFloat(a.value.replace(",","."));return null}function hentForbruk(){var a=document.getElementById("forbruk");if(a!=null)return parseFloat(a.value.replace(",","."));return null}function hentLengde(){var a=document.getElementById("lengde");if(a!=null)return parseFloat(a.value.replace(",","."));return null}function settBensinpris(a){if(a>0)document.getElementById("bensinpris").value=Math.round(a*100)/100}
function tastetrykk(a){var b;if(!a)a=window.event;if(a.keyCode)b=a.keyCode;else if(a.which)b=a.which;if(b==38)opp();else b==40&&ned()}function opp(){var a=hentBensinpris();settBensinpris(a+0.1);beregn()}function ned(){var a=hentBensinpris();settBensinpris(a-0.1);beregn()};