submit again functionality with to Popup.replaceWithSubmitForm()

_locales/en_US/messages.json

@@ -291,6 +291,12 @@
 	"button_hide": {
 		"message": "hide this form"
 	},
+	"submit_again": {
+		"message": "submit again"
+		},
+	"cancel_submission": {
+		"message": "cancel submission"
+	},
 	"error_empty": {
 		"message": "There needs to be something here."
 	},

css/popup.css

@@ -206,6 +206,11 @@ ol[data-commentspage="true"] button.cancel {
 	 background-image:url('/pix/sprite.png');
 	 background-position:-4px -43px;
 }
+.close-button {
+	position: absolute;
+	right: 8px;
+	bottom: 10px;
+}
 #submit fieldset {
 	background-color: #CEE3F8;
 	border: 0;

js/common.js

@@ -1241,6 +1241,26 @@ Popup.prototype.createSubmitForm = function (tab) {
 	return submitHTML;
 }
 
+/**
+ * Replace the contents of the popup with a submit form.
+ * @alias                Popup.replaceWithSubmitForm()
+ * @return  {Boolean}    Returns true.
+ * @method
+ */
+Popup.prototype.replaceWithSubmitForm = function () {
+	var close;
+
+	chrome.tabs.getSelected(null, function(currTab) {
+		document.getElementById('body').style.width = '';
+		document.getElementById('body').innerHTML = popup.createSubmitForm(currTab);
+		close = document.createElement('button');
+		close = document.body.appendChild(close);
+		close.innerHTML = chrome.i18n.getMessage('cancel_submission');
+		close.className = 'close-button';
+		close.setAttribute('onclick', 'window.close()');
+	});
+};
+
 /**
  * Show stale posts.
  * @alias				Popup.showStalePosts()