calculo.js

function calculo() {
    var total1 = 0, total2 = 0, total3 = 0, total4 = 0;

    if (document.cel1.Locar1.checked == true) {
        total1 = 3999;
        if (document.cel1.cel1d == "Dummy") {
            total1 = 3799.05;
        }
        else if (document.cel1.cel1n == "Normal") {
            total1 = 3599.1;
        }
        else if (document.cel1.cel1p == "Power") {
            total1 = 3199.2;
        }
    }

    if (document.cel2.Locar2.checked == true) {
        total2 = total2 + 1199;
        if (document.cel2.cel2d == "Dummy") {
            total2 -= total2 * 0.95;
        }
        if (document.cel2.cel2n == "Normal") {
            total2 -= total2 * 0.9;
        }
        if (document.cel2.cel2p == "Power") {
            total2 -= total2 * 0.8;
        }
    }

    if (document.cel3.Locar3.checked == true) {
        total3 = total3 + 1649;
        if (document.cel3.cel3d == "Dummy") {
            total3 -= total3 * 0.95;
        }
        if (document.cel3.cel3n == "Normal") {
            total3 -= total3 * 0.9;
        }
        if (document.cel3.cel3p == "Power") {
            total3 -= total3 * 0.8;
        }
    }

    if (document.cel4.Locar4.checked == true) {
        total4 = total4 + 229;
        if (document.cel4.cel4d == "Dummy") {
            total4 -= total4 * 0.95;
        }
        if (document.cel4.cel4n == "Normal") {
            total4 -= total4 * 0.9;
        }
        if (document.cel4.cel4p == "Power") {
            total4 -= total4 * 0.8;
        }
    }
    
    //arredonda casas decimais
    total1.toFixed(2);
    total2.toFixed(2);
    total3.toFixed(2);
    total4.toFixed(2);

    total = total1 + total2 + total3 + total4;
    total.toFixed(2);

    alert("Total ate agora: " + total);
}