(function($){
	
	$.randomImage = {
		defaults: {
			
			//you can change these defaults to your own preferences.
			path: 'images/products', //change this to the path of your images
			myImages: ['129724270874287-jantek.jpg', 'bimetall.jpg', 'Cerniere ad oscillazione libera.jpg', 'Cerniere con controllo della posizione.jpg', 'Chiusura con serratura.jpg', 'Chiusure  e serrature per porte e pannelli - A compressione.jpg',
            'Chiusure a Leva.jpg', 'Chiusure ad espansione DZUS.jpg', 'CO 10EP1.jpg', 'CO 5EFM1.jpg', 'CO A SERIE.jpg', 'CO ADT SERIE.jpg', 'CO AQ SERIE.jpg', 'CO AYA SERIE.jpg', 'CO AYC SERIE.jpg', 'CO AYO.jpg', 'CO BCD SERIE.jpg', 'CO BCF SERIE.jpg', 'CO C Serie.jpg',
            'CO CFN SERIE.jpg', 'CO CS1.jpg', 'CO CU Serie.jpg', 'CO EGG.jpg', 'CO EMC SERIE.jpg', 'DBK CARTRIDGE HEATER.jpg', 'DBK FAN FILTER UNIT.jpg', 'DBK PAS.jpg', 'einschraub_DoB_231105.bmp', 'Finned Heater2.jpg',
            'JCA.jpg', 'JCI-C.jpg', 'JCM.jpg', 'JCRH.jpg', 'JQH.jpg', 'JWI-C-F.jpg', 'JWI1008P.jpg', 'OF EMI SHIELDED DISPLAY.jpg', 'OF POLARIZERS.jpg', 'R5H.jpg', 'R6H.jpg', 'PPT KM SERIE.jpg', 'PPT AS SERIE.jpg',
            'OF SCREEN PROTECTION2.jpg', 'OF POLARIZERS.jpg', 'OF EMI ITO 15.jpg', 'SOU CHIUSURE A CAMMA.jpg', 'typhoon300.jpg', 'Typhoon_40_2.jpg', 'Viti imperdibili a filo.jpg', 'Valigia Peli.jpg',
            'SOU CHIUSURE A SPINTA.JPG', 'SOU CHIUSURE A LEVA SCOMPARSA.jpg'
            
            
            
            
            
            ] //put image names in this bracket. ex: 'harold.jpg', 'maude.jpg', 'etc'
			
		}			
	}
	
	$.fn.extend({
			randomImage:function(config) {
				
				var config = $.extend({}, $.randomImage.defaults, config); 
				
				 return this.each(function() {
						
						var imageNames = config.myImages;
						
						//get size of array, randomize a number from this
						// use this number as the array index

						var imageNamesSize = imageNames.length;

						var lotteryNumber = Math.floor(Math.random()*imageNamesSize);

						var winnerImage = imageNames[lotteryNumber];

						var fullPath = config.path + winnerImage;
						
						
						//put this image into DOM at class of randomImage
						// alt tag will be image filename.
						$(this).attr( {
										src: fullPath,
										alt: winnerImage
									});
				
						
				});	
			}
			
	});
	
	
	
})(jQuery);