diff --git a/server/api/team.py b/server/api/team.py
index ffcfdab..6c93ffc 100644
--- a/server/api/team.py
+++ b/server/api/team.py
@@ -34,7 +34,7 @@ def team_create():
 		db.session.commit()
 		Users.query.filter_by(uid=_user.uid).update({ "tid": team.tid })
 		db.session.commit()
-	
+
 	return { "success": 1, "message": "Success!" }
 
 @blueprint.route("/invite", methods=["POST"])
@@ -149,4 +149,4 @@ def get_team(tid=None, teamname=None, teamname_lower=None, owner=None):
 			match.update({ "tid": _user.tid })
 	with app.app_context():
 		result = Teams.query.filter_by(**match)
-		return result
\ No newline at end of file
+		return result
diff --git a/web/js/easyctf.js b/web/js/easyctf.js
index da90c05..3a01a38 100644
--- a/web/js/easyctf.js
+++ b/web/js/easyctf.js
@@ -214,30 +214,42 @@ $.fn.serializeObject = function() {
 var register_form = function() {
 	var input = "#register_form input";
 	var data = $("#register_form").serializeObject();
+	var button = $("#register_form").find(":submit");
+	button.prop("disabled", true);
 	api_call("POST", "/api/user/register", data, function(result) {
 		if (result["success"] == 1) {
 			location.href = "/profile";
 		} else {
-			display_message("register_msg", "danger", result["message"]);
+			display_message("register_msg", "danger", result["message"], function() {
+			    button.removeAttr("disabled");
+			});
 		}
 	}).fail(function(jqXHR, status, error) {
 		var result = JSON.parse(jqXHR["responseText"]);
-		display_message("register_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"]);
+		display_message("register_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"], function() {
+		    button.removeAttr("disabled");
+		});
 	});
 };
 
 // password reset
 var request_reset_form = function() {
     var data = $("#request_reset_form").serializeObject();
+    var button = $("#request_reset_form").find(":submit");
+    button.prop("disabled", true);
     api_call("POST", "/api/user/forgot", data, function(result) {
         if (result["success"] == 1) {
             display_message("reset_msg", "success", result["message"]);
         } else {
-            display_message("reset_msg", "danger", result["message"]);
+            display_message("reset_msg", "danger", result["message"], function() {
+                button.removeAttr("disabled");
+            });
         }
     }).fail(function(jqXHR, status, error) {
 		var result = JSON.parse(jqXHR["responseText"]);
-		display_message("reset_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"]);
+		display_message("reset_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"], function() {
+		    button.removeAttr("disabled");
+		});
     });
 }
 
@@ -246,17 +258,23 @@ var reset_form = function() {
     data["csrf_token"] = $.cookie("csrf_token");
     var url = window.location.href;
     var token = url.substr(url.lastIndexOf("/")+1);
+    var button = $("#reset_form").find(":submit");
+    button.prop("disabled", true);
     api_call("POST", "/api/user/forgot/" + token, data, function(result) {
         if (result["success"] == 1) {
             display_message("reset_msg", "success", result["message"], function() {
                 location.href = "/login";
             });
         } else {
-            display_message("reset_msg", "danger", result["message"]);
+            display_message("reset_msg", "danger", result["message"], function() {
+                button.removeAttr("disabled");
+            });
         }
     }).fail(function(jqXHR, status, error) {
 		var result = JSON.parse(jqXHR["responseText"]);
-		display_message("reset_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"]);
+		display_message("reset_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"], function() {
+		    button.removeAttr("disabled");
+		});
     });
 }
 
@@ -265,15 +283,21 @@ var reset_form = function() {
 var login_form = function() {
 	var input = "#login_form input";
 	var data = $("#login_form").serializeObject();
+	var button = $("#login_form").find(":submit");
+	button.prop("disabled", true);
 	api_call("POST", "/api/user/login", data, function(result) {
 		if (result["success"] == 1) {
 			location.href = "/profile";
 		} else {
-			display_message("login_msg", "danger", result["message"]);
+			display_message("login_msg", "danger", result["message"], function() {
+			    button.removeAttr("disabled");
+			});
 		}
 	}).fail(function(jqXHR, status, error) {
 		var result = JSON.parse(jqXHR["responseText"]);
-		display_message("login_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"]);
+		display_message("login_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"], function() {
+            button.removeAttr("disabled");
+		});
 	});
 };
 
@@ -282,24 +306,39 @@ var login_form = function() {
 var create_team = function() {
 	var input = "#create_team input";
 	var data = $("#create_team").serializeObject();
+	var button = $("#create_team").find(":submit");
+	button.prop("disabled", true);
 	api_call("POST", "/api/team/create", data, function(result) {
 		if (result["success"] == 1) {
 			location.reload(true);
 		} else {
-			display_message("create_team_msg", "danger", result["message"]);
+			display_message("create_team_msg", "danger", result["message"], function() {
+			    button.removeAttr("disabled");
+			});
 		}
 	}).fail(function(jqXHR, status, error) {
 		var result = JSON.parse(jqXHR["responseText"]);
-		display_message("create_team_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"]);
+		display_message("create_team_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"], function() {
+		    button.removeAttr("disabled");
+		});
 	});
 };
 
 var add_member = function() {
 	var input = "#add_member input";
 	var data = $("#add_member").serializeObject();
+	var button = $("#add_member").find(":submit");
+	button.prop("disabled", true);
 	api_call("POST", "/api/team/invite", data, function(result) {
 		if (result["success"] == 1) {
 			location.reload(true);
+		} else {
+		    button.removeAtr("disabled");
 		}
+	}).fail(function(jqXHR, status, error) {
+		var result = JSON.parse(jqXHR["responseText"]);
+		display_message("create_team_msg", "danger", "Error " + jqXHR["status"] + ": " + result["message"], function() {
+		    button.removeAttr("disabled");
+		});
 	});
 };
diff --git a/web/pages/login.html b/web/pages/login.html
index 8a9939e..16f254b 100644
--- a/web/pages/login.html
+++ b/web/pages/login.html
@@ -51,4 +51,4 @@
 			</div>
 		</div>
 	</div>
-</div>
\ No newline at end of file
+</div>
diff --git a/web/pages/team.html b/web/pages/team.html
index 5f0b3d9..9e9942f 100644
--- a/web/pages/team.html
+++ b/web/pages/team.html
@@ -157,4 +157,4 @@
 		}
 	});
 	$("[data-toggle=tooltip]").tooltip();
-</script>
\ No newline at end of file
+</script>