A CodePen by Tin Aung Linn. Html5 Context Menu - Inspired from David and tweet myself a little. Just miss obey DRY :P.

index.html

<section id="header" contextmenu="mymenu">
  <header>
    <h1>HTML5</h1>
    <menu type="context" id="mymenu">
						<menuitem label="Refresh Post" onclick="window.location.reload();" >
						</menuitem>
						<menu label="Share on...">
							<menuitem label="Twitter" onclick="goShare('http://twitter.com/intent/tweet?text=' + document.title + ':  ' + window.location.href);">
							</menuitem>
							<menuitem label="Facebook" onclick="goShare('http://facebook.com/sharer/sharer.php?u=' + window.location.href);">
							</menuitem>
						</menu>
					</menu>
  </header>
  </section>

script.js

function goShare(url) {
  window.open(url,"shareWindow");
}

style.css

		body {
			padding:0;
			margin:0;
		}
		.container {
			width:50%;
			height: auto;
			margin: auto;
			padding-top: 10%;
		}
		#header {
			width:100%;
			text-align: center;
			padding-top:45px;
			padding-bottom: 50px;
			background:#ddd;
			border:solid 5px #000;
		}
		#header header h1 {
			font-size: 5em;
			color: #fff;
			text-shadow: 3px 3px 3px #000;
			font-family: Arial;
		}