sBrowserSupported())
			{
				// Displays an error message if the browser is not supported.
				mxUtils.error('Browser is not supported!', 200, false);
			}
			else
			{
				// Enables guides
				mxGraphHandler.prototype.guidesEnabled = true;
				
			    // Alt disables guides
			    mxGraphHandler.prototype.useGuidesForEvent = function(me)
			    {
			    	return !mxEvent.isAltDown(me.getEvent());
			    };
			    
			    // Defines the guides to be red (default)
				mxConstants.GUIDE_COLOR = '#FF0000';
		