diff --git a/zen_postbox.php b/zen_postbox.php
new file mode 100644
index 0000000..26a4bd2
--- /dev/null
+++ b/zen_postbox.php
@@ -0,0 +1,184 @@
+<?php
+/**
+ * Name: Zen Postbox
+ * Description: Adds a button to editor to insert color background. Called Zen to load last.
+ * Version: 1.0
+ * Author: Random Penguin <https://gitlab.com/randompenguin>
+ */
+
+use Friendica\App;
+use Friendica\Core\Hook;
+use Friendica\DI;
+
+function zen_postbox_install()
+{
+	//Register hooks
+	Hook::register('jot_tool', 'addon/zen_postbox/zen_postbox.php', 'zen_postbox_jot_tool');
+}
+
+function zen_postbox_jot_tool(string &$body)
+{
+	
+	$labels = [
+		'Black',
+		'Red',
+		'Green',
+		'Blue',
+		'Orange',
+		'Purple',
+		'Forest',
+		'Ocean',
+		'Pink',
+		'Salmon',
+		'Dark Gray',
+		'Minty',
+		'Mint Gray',
+		'Red-Blue',
+		'Violets',
+		'Gray-Black',
+		'Teal Blue',
+		'Green Gray',
+		'Teal Gray',
+		'Blue Gray',
+		'Lavender Gray',
+		'Sunset',
+		'Sherbert',
+	];
+
+	$texts = [
+		'[class=postbox-black]',
+		'[class=postbox-red]',
+		'[class=postbox-green]',
+		'[class=postbox-blue]',
+		'[class=postbox-orange]',
+		'[class=postbox-purple]',
+		'[class=postbox-forest]',
+		'[class=postbox-ocean]',
+		'[class=postbox-pink]',
+		'[class=postbox-salmon]',
+		'[class=postbox-darkgray]',
+		'[class=postbox-minty]',
+		'[class=postbox-mintgray]',
+		'[class=postbox-redblue]',
+		'[class=postbox-violets]',
+		'[class=postbox-grayblack]',
+		'[class=postbox-tealblue]',
+		'[class=postbox-greengray]',
+		'[class=postbox-tealgray]',
+		'[class=postbox-bluegray]',
+		'[class=postbox-lavendergray]',
+		'[class=postbox-sunset]',
+		'[class=postbox-sherbert]',
+	];
+
+	$icons = [
+		'<div class="pick-postbox postbox-black"></div>',
+		'<div class="pick-postbox postbox-red"></div>',
+		'<div class="pick-postbox postbox-green"></div>',
+		'<div class="pick-postbox postbox-blue"></div>',
+		'<div class="pick-postbox postbox-orange"></div>',
+		'<div class="pick-postbox postbox-purple"></div>',
+		'<div class="pick-postbox postbox-forest"></div>',
+		'<div class="pick-postbox postbox-ocean"></div>',
+		'<div class="pick-postbox postbox-pink"></div>',
+		'<div class="pick-postbox postbox-salmon"></div>',
+		'<div class="pick-postbox postbox-darkgray"></div>',
+		'<div class="pick-postbox postbox-minty"></div>',
+		'<div class="pick-postbox postbox-mintgray"></div>',
+		'<div class="pick-postbox postbox-redblue"></div>',
+		'<div class="pick-postbox postbox-violets"></div>',
+		'<div class="pick-postbox postbox-grayblack"></div>',
+		'<div class="pick-postbox postbox-tealblue"></div>',
+		'<div class="pick-postbox postbox-greengray"></div>',
+		'<div class="pick-postbox postbox-tealgray"></div>',
+		'<div class="pick-postbox postbox-bluegray"></div>',
+		'<div class="pick-postbox postbox-lavendergray"></div>',
+		'<div class="pick-postbox postbox-sunset"></div>',
+		'<div class="pick-postbox postbox-sherbert"></div>',
+	];
+	$params = ['texts' => $texts, 'icons' => $icons, 'string' => '', 'labels' => $labels];
+	//Generate html for smiley list
+	$s = '<div class="preview-postbox"><tr>';
+	for ($x = 0; $x < count($params['texts']); $x++) {
+		$icon = $params['icons'][$x];
+		$s .= '<button type="button" title="' . $params['labels'][$x] . '" onclick="postbox_addbox(\'' . $params['texts'][$x] . '\')">' . $icon . '</button>';
+	}
+	$s .= '</div>';
+
+	//Add control css to header
+	$css_file = __DIR__ . '/view/' . DI::app()->getCurrentTheme() . '.css';
+	if (!file_exists($css_file)) {
+		$css_file = __DIR__ . '/view/default.css';
+	}
+
+	DI::page()->registerStylesheet($css_file);
+	
+	// Add zen_postbox Styling to Header
+	$box_styles = __DIR__ . '/view/postbox.css';
+	DI::page()->registerStylesheet($box_styles);
+
+	//Get the correct image for the theme
+		$image = 'addon/zen_postbox/view/default.png';
+
+	$image_url = DI::baseUrl() . '/' . $image;
+
+	//Append the hmtl and script to the page
+	$body .= <<< EOT
+	<div id="profile-postbox-wrapper">
+		<button type="button" class="btn btn-link postbox_button" onclick="toggle_postboxbutton()"><img src="$image_url" alt="postbox"></button>
+		<div id="postboxbutton">
+		$s
+		</div>
+	</div>
+
+	<script>
+		// store states
+		var postboxbutton_is_shown = 0;
+		var sel_start, sel_end;
+		var selected_text = "";
+		var area = {};
+		// open/close background choices
+		function toggle_postboxbutton() {
+			postbox_selection();
+			if (! postboxbutton_is_shown) {
+				$("#postboxbutton").show();
+				postboxbutton_is_shown = 1;
+			} else {
+				$("#postboxbutton").hide();
+				postboxbutton_is_shown = 0;
+			}
+		}
+		// get textarea selected text (if any)
+		function postbox_selection(){
+			// modal or compose?
+			if (document.getElementsByTagName('body')[0].className.match(/mod-compose/)){
+				area = document.getElementById('comment-edit-text-0');
+			} else {
+				area = document.getElementById('profile-jot-text');
+			}
+			var val = area.value;
+			sel_start = area.selectionStart;
+			sel_end   = area.selectionEnd;
+			selected_text = val.substr( sel_start, sel_end - sel_start );
+			area.focus();
+			area.setSelectionRange(sel_start,sel_end);
+		}
+		// select and apply postbox
+		function postbox_addbox(bbcode){
+			postbox_selection();
+			if (selected_text != ""){
+				area.value = area.value.substr(0, sel_start)+bbcode+selected_text+'[/class]'+area.value.substr(sel_end);
+			} else {
+				area.value += bbcode+'...[/class]';
+			}
+			// clear out selection
+			selected_text = "";
+			sel_start = stel_end = null;
+			// close background box and shift focus back to textarea
+			toggle_postboxbutton();
+			area.focus();
+		}		
+	</script>
+EOT;
+}
+