text: var menu = document.getElementById("menu"),
  	navi = document.getElementById("navigation");
  
  if(menu) {
  	menu.addEventListener("click", function() {
  		if(navi.className == "close") {
  			navi.className = "open";
  			menu.className = "active";
  		} else {
  			navi.className = "close";
  			menu.className = "";
  		}
  	});
  }
  
  var shareButton = document.getElementById("share-button");
  var	shareIcons = document.getElementById("share-icons");
  
  if(shareButton) {
  	shareButton.addEventListener("click", function() {
  		if(shareIcons.className == "share-icons show") {
  			shareIcons.className = "share-icons hide";
  		} else {
  			shareIcons.className = "share-icons show";
  		}
  	});
  }
  
  var shareButtonBottom = document.getElementById("share-button-bottom");
  var	shareIconsBottom = document.getElementById("share-icons-bottom");
  
  if(shareButtonBottom) {
  	shareButtonBottom.addEventListener("click", function() {
  		if(shareIconsBottom.className == "share-icons show") {
  			shareIconsBottom.className = "share-icons hide";
  		} else {
  			shareIconsBottom.className = "share-icons show";
  		}
  	});
  }
  