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Probeersel</titel> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script> <script src="twentytwenty.js"></script> <script> $(window).load(function() { $("#container1").twentytwenty(); }); </script> </head> <body> <!-- hier je plaatjes, bijvoorbeeld:--> <div id="container1"> <img src="http://i59.photobucket.com/albums/g307/_fairyland_/Walibi/100_2417.jpg"> <img src="http://i59.photobucket.com/albums/g307/_fairyland_/Walibi/100_2416.jpg"> </div> </body> </html> </body> </html>