pict

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title>me</title>
        <style>
            body {
                position: relative;
            }
            div {
                position: relative;
            }
            #vk {
                border-width: 0px;
                position: absolute;
                top: 220px;
                left: 40px;
                background: url(source/gray-pict.jpg) -13px 56px;
                border-radius: 19px 19px 19px 19px;
                width: 39px;
                height: 39px;
                display: block;
            }
            #vk:hover {
                background: url(source/color-pict.png) -96px -7px;
            }
        </style>
    </head>
    <body>
        <div>
            <img alt='мое фото' src='source\circle.png'></img>
            <a href="http://vk.com/id31635150" id='vk'></a>
        </div>
    </body>
</html>