diff --git a/html/js/noalyss_script.js b/html/js/noalyss_script.js
index 5a5301f6b..34385cb2d 100644
--- a/html/js/noalyss_script.js
+++ b/html/js/noalyss_script.js
@@ -345,6 +345,12 @@ function format_date(p_object)
     p_object.value=p_object.value.replace(/\//g,'.');
     p_object.value=p_object.value.replace(/-/g,'.');
     p_object.value=p_object.value.replace(/ /g,'.');
+    p_object.value=p_object.value.replace(/\.\./g,'.');
+    var tmp_value = p_object.value;
+    a_split=tmp_value.split('.');
+    if (a_split[2] && a_split[2].match(/[0-9]{2}/)) {
+        p_object.value=a_split[0]+"."+a_split[1]+"."+"20"+a_split[2];
+    }
 }
 /**
  *@brief check if the object is hidden or show and perform the opposite,