diff --git a/app/static/js/ajax.js b/app/static/js/ajax.js
index 859825941569af9aff02a0e788f24ec0ab11067e..605447c4d94ccb78202defcded2d387ab34e242e 100644
--- a/app/static/js/ajax.js
+++ b/app/static/js/ajax.js
@@ -2,38 +2,6 @@
  * Functions for send ajax request with differents methods. 
  */
 
-function request_ajax(address) {
-    /**
-     * Send request with GET.
-     */
-    var xhr = new XMLHttpRequest();
-    xhr.open("GET", "get_datas/"+address, false);
-    xhr.send();
-    return (xhr.responseText);
-};
-
-function request_ajax_post(address, data) {
-    /**
-     * Send request by POST.
-     */
-    var req = new XMLHttpRequest();
-    req.open('POST', "get_datas/"+address, false);
-    req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
-    req.send(data);
-    return (req.responseText);
-}
-
-function send_form(address, inputs_name) {
-    var request = new XMLHttpRequest();
-    var formData = new FormData();
-    
-    request.open('POST', address, false);
-    for (var i = 0; inputs_name[i]; i++)
-        formData.append(inputs_name[i], document.getElementById(inputs_name[i]).value);
-    request.send(formData);
-    return (request.responseText);
-}
-
 function send_simple_request(address) {
     var xhr = new XMLHttpRequest();
     xhr.open("GET", address, false);