Index: /CKEditor/trunk/_source/plugins/scayt/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/scayt/plugin.js	(revision 5499)
+++ /CKEditor/trunk/_source/plugins/scayt/plugin.js	(revision 5500)
@@ -383,4 +383,7 @@
 		exec: function( editor )
 		{
+			var autoStartup = editor.config.scayt_autoStartup;
+			autoStartup = ( autoStartup == undefined ) || autoStartup;
+
 			if ( plugin.isScaytReady( editor ) )
 			{
@@ -392,5 +395,5 @@
 				scayt_control.setDisabled( isEnabled );
 			}
-			else if ( !editor.config.scayt_autoStartup && plugin.engineLoaded >= 0 )	// Load first time
+			else if ( !autoStartup && plugin.engineLoaded >= 0 )	// Load first time
 			{
 				this.setState( CKEDITOR.TRISTATE_DISABLED );
@@ -696,5 +699,6 @@
 
 			// Start plugin
-			if ( editor.config.scayt_autoStartup )
+			var autoStartup = editor.config.scayt_autoStartup;
+			if ( ( autoStartup == undefined ) || autoStartup )
 			{
 				editor.on( 'instanceReady', function()
@@ -728,7 +732,7 @@
  * @name CKEDITOR.config.scayt_autoStartup
  * @type Boolean
- * @default false
- * @example
- * config.scayt_autoStartup = true;
+ * @default true
+ * @example
+ * config.scayt_autoStartup = false;
  */