html/scroll.html

<!doctype html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>jQuery UI Draggable - Auto-scroll</title>
    <link rel="stylesheet" href="http://code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
    <style>
    #draggable, #draggable2, #draggable3 { width: 100px; height: 100px; padding: 0.5em; float: left; margin: 0 10px 10px 0; }
    body {font-family: Arial, Helvetica, sans-serif;}
    table {font-size: 1em;}
    .ui-draggable, .ui-droppable {background-position: top;}
    </style>
    <script src="https://code.jquery.com/jquery-1.12.4.js"></script>
    <script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
    <script>
    $( function() {
        $( "#draggable" ).draggable({ scroll: true });
        $( "#draggable2" ).draggable({ scroll: true, scrollSensitivity: 100 });
        $( "#draggable3" ).draggable({ scroll: true, scrollSpeed: 100 });
    } );
    </script>
</head>
<body>
<div id="draggable" class="ui-widget-content">
    <p>Scroll set to true, default settings</p>
</div>

<div id="draggable2" class="ui-widget-content">
    <p>scrollSensitivity set to 100</p>
</div>

<div id="draggable3" class="ui-widget-content">
    <p>scrollSpeed set to 100</p>
</div>
<div style="height: 5000px; width: 1px;"></div>
</body>
</html>