diff --git a/assets/js/common/functionsSchema.js b/assets/js/common/functionsSchema.js
index 7bf557f7..6611b1eb 100644
--- a/assets/js/common/functionsSchema.js
+++ b/assets/js/common/functionsSchema.js
@@ -1194,7 +1194,14 @@ var ComunicWeb = {
 			 */
 			ringScreen: {
 				//TODO : implement
-			}
+			},
+
+			/**
+			 * Calls utilities
+			 */
+			utils: {
+				//TODO : implement
+			},
 		},
 
 		/**
diff --git a/assets/js/components/calls/callWindow.js b/assets/js/components/calls/callWindow.js
index 39ccb1a3..020aa9b4 100644
--- a/assets/js/components/calls/callWindow.js
+++ b/assets/js/components/calls/callWindow.js
@@ -593,11 +593,7 @@ ComunicWeb.components.calls.callWindow = {
 			return;
 
 		//Check if all other members rejected call
-		var allDisconnected = true;
-		call.info.members.forEach(function(member){
-			if(member.status != "rejected" && member.status != "hang_up" && member.userID != userID())
-				allDisconnected = false;
-		});
+		var allDisconnected = ComunicWeb.components.calls.utils.hasEveryoneLeft(call.info);
 
 		//Check if all call peer rejected the call
 		if(allDisconnected){
diff --git a/assets/js/components/calls/utils.js b/assets/js/components/calls/utils.js
new file mode 100644
index 00000000..b10ae22b
--- /dev/null
+++ b/assets/js/components/calls/utils.js
@@ -0,0 +1,27 @@
+/**
+ * Calls utilities
+ * 
+ * @author Pierre HUBERT
+ */
+
+ComunicWeb.components.calls.utils = {
+
+	/**
+	 * Check out whether all the members of a conversation stop to follow it,
+	 * except the current user
+	 * 
+	 * @param {Object} info Information about the conversation to analyze
+	 */
+	hasEveryoneLeft: function(info){
+
+		var allDisconnected = true;
+		info.members.forEach(function(member){
+			if(member.status != "rejected" && member.status != "hang_up" && member.userID != userID())
+				allDisconnected = false;
+		});
+
+		return allDisconnected;
+
+	}
+
+};
\ No newline at end of file
diff --git a/system/config/dev.config.php b/system/config/dev.config.php
index f02d6371..a208003a 100644
--- a/system/config/dev.config.php
+++ b/system/config/dev.config.php
@@ -453,6 +453,7 @@ class Dev {
 			"js/components/calls/currentList.js",
 			"js/components/calls/userMedia.js",
 			"js/components/calls/ringScreen.js",
+			"js/components/calls/utils.js",
 
 			//Pacman component (easter egg)
 			"js/components/pacman.js",