minor cleanup

main.js

@@ -189,13 +189,9 @@ define([
 		<script>
 		var msinput = document.getElementById("mquery");
 		msinput.addEventListener("keyup", function(event) {
-			// Number 13 is the "Enter" key on the keyboard
 			if (event.keyCode === 13) {
-				// Cancel the default action, if needed
 				event.preventDefault();
-				// Trigger the button element with a click
                 document.getElementById("msBtn").click();
-                //unfocus input field
 				msinput.blur();
 			}
 		});