function hide_field(html_object) {
    if (html_object == null) {
        return;
    }
    var independent = document.getElementById('independent');
    var job_asigurat = document.getElementById('job_asigurat');
    var pachetspecial = document.getElementById('pachetspecial');
    var pachet_special = document.getElementById('pachet_special');
    var full_refund = document.getElementById('full_refund');

    var object_name = html_object.name;
    var disabled = true;

    if (object_name == 'independent') {
        disabled = independent.checked ? true : false;
        job_asigurat.disabled = disabled;
        pachetspecial.disabled = disabled;
        job_asigurat.checked = false;
        pachetspecial.checked = false;
        full_refund.disabled = false;
        if ( independent.checked == false) {
            full_refund.checked = false;
        }
    }
    if (object_name == 'job_asigurat' ) {
        disabled = job_asigurat.checked ? true : false;
        independent.disabled = disabled;
        independent.checked = false;
        full_refund.disabled = false;
        if (job_asigurat.checked == false) {
            pachetspecial.checked = false;
            pachet_special.disabled = true;
            full_refund.checked = false;
        } 
    }
    if (object_name == 'pachetspecial') {
        pachet_special.disabled = !pachetspecial.checked;
        full_refund.disabled = false;
        if (job_asigurat.checked == false ) {
           job_asigurat.checked = true;
        }
        if (pachetspecial.checked) {
          independent.checked = false;
          independent.disabled = true;
        }
        else {
          independent.disabled = false;
          if (job_asigurat.checked) {
              independent.checked = false;
              independent.disabled = true;
              job_asigurat.checked = false;
          }
          full_refund.checked = false;
        }
    }
    if (pachetspecial.checked == false) {
      pachet_special.disabled = true;
    }

    if (object_name == 'full_refund') {
        if (job_asigurat.checked == false && independent.checked == false) {
            full_refund.disabled = true;
            full_refund.checked = false;
        }else {
            full_refund.disabled = false;
        }
    }
}

function deleteCookies() {
    var independent = document.getElementById('independent');
    var job_asigurat = document.getElementById('job_asigurat');
    var pachetspecial = document.getElementById('pachetspecial');
    var pachet_special = document.getElementById('pachet_special');
    var full_refund = document.getElementById('full_refund');

    var fields = new Array();
    fields[0] = independent;
    fields[1] = job_asigurat;
    fields[2] = pachet_special;
    fields[3] = pachetspecial;
    fields[4] = full_refund;

    //for (field in fields) {
    for (var field=0; field<=fields.length; field++) {
        if (fields[field] != null && getCookie(fields[field].name.toString()) != "") {
            delCookie(fields[field].name.toString());
        }
    }
}

function setCookie(c_name,value,expiredays) {
    var exdate=new Date();
    exdate.setDate(exdate.getDate()+expiredays);
    document.cookie=c_name+ "=" +escape(value)+
    ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}


function delCookie(c_name) {
    var exdate=new Date();
    var expiredays = 10;
    exdate.setDate(exdate.getDate() - expiredays);
    document.cookie=c_name+ "=" + c_name.toString() + ";expires=" + exdate.toGMTString();
}

function getCookie(c_name) {
    if (document.cookie.length > 0){
        c_start=document.cookie.indexOf(c_name + "=");
        if (c_start!=-1) {
            c_start = c_start + c_name.length+1;
            c_end = document.cookie.indexOf(";",c_start);
            if (c_end==-1) c_end=document.cookie.length;
            return unescape(document.cookie.substring(c_start,c_end));
        }
  }
  return "";
}