function computeDistance(loA, laA, loB, laB) {
    var dist = 0;
    printErr("++++Parameters inside computeDistance: loA, laA, loB, laB");
    printErr("++++Parameters inside computeDistance:", loA, laA, loB, laB);

    var x = (loB - loA) * Math.cos( (laA + laB) / 2 );
    printErr("++++Inside computeDistance, x=",x);
    var y = (laB - laA);
    printErr("++++Inside computeDistance, y=",y);
    dist = Math.sqrt(Math.pow(x,2) + Math.pow(y,2)) * 6371

    return dist;
}

++++Parameters inside computeDistance: loA, laA, loB, laB
++++Parameters inside computeDistance: 0.05235987755982988 0.7504915783575616 0.05235987755982988 0.7504915783575616
++++Inside computeDistance, x= 0
++++Inside computeDistance, y= 0