//This handler ensures only one instance of a dialog can be created at a time

CKEDITOR.plugins.add('multipleclickdialoghandler',   

{    



     init:function(editor) 

	 {

		//Nothing to do	 

	 },

	  

	afterInit: function (editor) 

	{

        //Apply patch 6390



		CKEDITOR.dialog.prototype.show = CKEDITOR.tools.override( CKEDITOR.dialog.prototype.show, function( fnOriginal )

		{

			return function()

				{

					

					if ( this._.showLock ) 

					return; 

					this._.showLock = 1; //lock dialog so it cannot be called again

					fnOriginal.call( this);

				};

		});

	

		CKEDITOR.dialog.prototype.hide = CKEDITOR.tools.override( CKEDITOR.dialog.prototype.hide, function( fnOriginal )

		{

			return function()

				{

					fnOriginal.call( this);

					this._.showLock = 0;  //unlock dialog

				};

		});

		

	}



});