Popup of Wikipedia Summary based on highlighted term

wikipedia-popup.js

var count = 0
$(document.body).keypress(function(event) {
	if (event.which == 119) {
		console.log("count =", count);
		count++
		if (count % 2 == 0) {
			$(".pug").remove();
			return;
		}
		prev = 119;
		event.preventDefault();
		if (window.getSelection) {
			text = window.getSelection().toString();
			if (!text) {
				return;
			}
			$.get({
				url: "https://en.wikipedia.org/api/rest_v1/page/summary/" + text,
				complete: function(data) {
					data = data.responseJSON
					s = window.getSelection();
					oRange = s.getRangeAt(0); // get the text range
					oRect = oRange.getBoundingClientRect();
					$(document.body).append(
						'<div class="pug" role="tooltip" aria-hidden="" style="top: ' + oRect.top + 'px; left: ' + (oRect.left/2) + 'px; display: block; position: fixed; background: white; padding: 1%; width: 30%; border: 1px solid #ddd;">' + 
								'<div class="pug-container">' + 
									'<a dir="ltr" lang="en" class="pug-extract" href="' + data.content_urls.desktop.page + '"' + 
									'style="color:#555; text-decoration: none !important;">' + 
									(data.thumbnail ? '<img src="' + data.thumbnail.source + '" style="width: 70%;"/>' : '') +
									data.extract_html + '</a>' + 
									'</div></div>')
				}
			})
		}
	}
})