function str_display_layer_empf() {
    document.getElementById('str_form').style.display='block';
}

function str_close_empf() {
    document.getElementById('str_form').style.display='none';
}

function str_display_layer_empf_foot() {
    document.getElementById('str_form_foot').style.display='block';
}

function str_close_empf_foot() {
    document.getElementById('str_form_foot').style.display='none';
}

function str_send_article_empf() {
  var send_name = document.getElementById("str_send_name").value;
  var rec_name = document.getElementById("str_rec_name").value;
  var send_email = document.getElementById("str_send_email").value;
  var rec_email = document.getElementById("str_rec_email").value;
  var article_path = document.getElementById("article_path").value;
  var article_name = document.getElementById("article_name").value;
  var article_lang = document.getElementById("article_lang").value;
  var urlname = "/str/sendtofriend.php?article_path="+article_path+"&article_name="+article_name+"&article_lang="+article_lang+"&send_name="+send_name+"&rec_name="+rec_name+"&send_email="+send_email+"&rec_email="+rec_email;
  xhr_post(urlname);
}

function str_send_article_empf_foot() {
  var send_name = document.getElementById("str_send_name_foot").value;
  var rec_name = document.getElementById("str_rec_name_foot").value;
  var send_email = document.getElementById("str_send_email_foot").value;
  var rec_email = document.getElementById("str_rec_email_foot").value;
  var article_path = document.getElementById("article_path_foot").value;
  var article_name = document.getElementById("article_name_foot").value;
  var article_lang = document.getElementById("article_lang_foot").value;
  var urlname = "/str/sendtofriend.php?article_path="+article_path+"&article_name="+article_name+"&article_lang="+article_lang+"&send_name="+send_name+"&rec_name="+rec_name+"&send_email="+send_email+"&rec_email="+rec_email;
  xhr_post(urlname);
}

function str_sent(data) {
  str_close();
}