function getRelief( )
    {
    var location = parseFloat(document.reliefform.shelter.value);
    var place = parseFloat(document.reliefform.area.value);
    var together = location + place;

    switch(together)

    {
    case 0:
    document.getElementById("info").innerHTML = relief[0];

    break;
    case 1:
    document.getElementById("info").innerHTML = relief[0];

    break;
    case 2:
    document.getElementById("info").innerHTML = relief[0];

   break;

    case 3:
    document.getElementById("info").innerHTML = relief[0];

    break;
    case 4:
    document.getElementById("info").innerHTML = relief[0];

    break;
    case 5:
    document.getElementById("info").innerHTML = relief[0];

    break;
    case 6:
    document.getElementById("info").innerHTML = relief[0];

    break;
    case 7:
    document.getElementById("info").innerHTML = relief[0];

    break;
    case 8:
    document.getElementById("info").innerHTML = relief[0];