Move getRole to a function

Will probably be used elsewhere soon

public/js/vroom.js

@@ -91,7 +91,26 @@ function initVroom(room) {
     dataType: 'json',    
   });
 
-  // get our role (participant or owner)
+  // Screen sharing is only suported on chrome > 26
+  if ( !$.browser.webkit || $.browser.versionNumber < 26 ) {
+    $("#shareScreenLabel").addClass('disabled');
+  }
+
+  // If browser doesn't support webRTC or dataChannels
+  if (!webrtc.capabilities.support || !webrtc.capabilities.dataChannel){
+    $('#noWebrtcSupport').modal('show');
+  }
+
+  // Escape entities
+  function stringEscape(string){
+    string = string.replace(/[\u00A0-\u99999<>\&]/gim, function(i) {
+      return '&#' + i.charCodeAt(0) + ';';
+    });
+    return string;
+  }
+
+  // Update our role
+  function updateRole() {
     $.ajax({
       data: {
         action: 'getRole',
@@ -106,25 +125,11 @@ function initVroom(room) {
         if (data.msg == 'owner'){
           $('.ownerEl').show(500);
         }
+        else{
+          $('.ownerEl').hide(500);
         }
-  });
-
-  // Screen sharing is only suported on chrome > 26
-  if ( !$.browser.webkit || $.browser.versionNumber < 26 ) {
-    $("#shareScreenLabel").addClass('disabled');
-  }
-
-  // If browser doesn't support webRTC or dataChannels
-  if (!webrtc.capabilities.support || !webrtc.capabilities.dataChannel){
-    $('#noWebrtcSupport').modal('show');
       }
-
-  // Escape entities
-  function stringEscape(string){
-    string = string.replace(/[\u00A0-\u99999<>\&]/gim, function(i) {
-      return '&#' + i.charCodeAt(0) + ';';
     });
-    return string;
   }
 
   // Select a color (randomly) from this list, used for text chat
@@ -759,6 +764,9 @@ function initVroom(room) {
     }
   });
 
+  // Check if we are the owner of the room
+  updateRole();
+
   // Ping the room every minutes
   // Used to detect inactive rooms
   setInterval(function pingRoom(){