diff --git a/graf.php b/graf.php
index 58f5ed6..9ea6730 100644
--- a/graf.php
+++ b/graf.php
@@ -1,107 +1,182 @@
-<?php
-require_once("config.php");
-
-session_start();
-
-if (!isset($_POST["password"])) {
-    header("Location: login.php");
-    exit();
-}
-
-if ($_POST["password"] != $conf["password"]) {
-    header("Location: login.php?msg=wrong");
-    exit();
-}
-?>
-<!DOCTYPE html>
-<html>
-  <head>
-    <meta charset="utf-8">
-    <title>Graf alternatiu FME</title>
-
-    <meta name=viewport content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
-    <link rel="manifest" href="manifest.json">
-    
-    <!-- <link rel="stylesheet" href="css/styles.css"> -->
-    <!-- PER DEBUGAR --> <link rel="stylesheet" href="styles_debug.css">
-
-    <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
-    <link rel="stylesheet" href="https://code.getmdl.io/1.3.0/material.blue_grey-blue.min.css" />
-
-    <!-- Apple web app -->
-    <link rel="apple-touch-icon" href="img/graf.png">
-    <meta name="apple-mobile-web-app-title" content="Graf FME">
-    <meta name="apple-mobile-web-app-capable" content="yes">
-    <meta name="apple-mobile-web-app-status-bar-style" content="black">
-  </head>
-  <body>
-  <button id="settings" class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored"><i class="material-icons">settings</i></button>
-    <button id="search" class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored"><i class="material-icons">search</i></button>
-    <button id="zoomin" class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored"><i class="material-icons">zoom_in</i></button>
-    <button id="zoomout" class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored"><i class="material-icons">zoom_out</i></button>
-
-  <div id="yearlist" style="padding:10px; padding-top:70px; float:right; display: none"> </div>
-
-    <div id="backdrop-container" style="display: none;">
-      <div id="backdrop"></div>
-    </div>
-    <div id="dialog" class="mdl-shadow--2dp" style="display: none;">
-      <button id="quit-dialog" class="mdl-button mdl-js-button mdl-button--icon mdl-js-ripple-effect"><i class="material-icons">close</i></button>
-      <button id="min-dialog" class="mdl-button mdl-js-button mdl-button--icon mdl-js-ripple-effect"><i class="material-icons">remove</i></button>
-      <div id="dialog-vertex">
-        <h2 data-fill="name"></h2>
-        <ul>
-          <li><b>Any:</b> <span data-fill="year"></span></li>
-          <li><b>Sexe:</b> <span data-fill="sex"></span></li>
-          <li><b>ID:</b> <span data-fill="id"></span></li>
-        </ul>
-        <h3>Arestes (<span data-fill="n-edges"></span>):</h3>
-        <ul data-fill="edges">
-        </ul>
-      </div>
-      <div id="dialog-edge" style="display: none;">
-      </div>
-    </div>
-    <div id="summary-dialog" class="mdl-shadow--2dp" style="display: none;">
-      <button id="quit2-dialog" class="mdl-button mdl-js-button mdl-button--icon mdl-js-ripple-effect"><i class="material-icons">close</i></button>
-      <button id="max-dialog" class="mdl-button mdl-js-button mdl-button--icon mdl-js-ripple-effect"><i class="material-icons">add</i></button>
-      <div id="summary-vertex">
-        <h2 data-fill="name"></h2>
-        <p><span data-fill="year"></span>, <span data-fill="sex"></span>, <span data-fill="id"></span></p>
-      </div>
-    </div>
-    <!-- MD Search Box -->
-    <div class="md-google-search__metacontainer" style="display: none;">
-      <div class="md-google-search__container">
-        <div class="md-google-search">
-          <button class="md-google-search__search-btn">
-            <svg height="24px" viewBox="0 0 24 24" width="24px" xmlns="http://www.w3.org/2000/svg"><path d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z"></path><path d="M0 0h24v24H0z" fill="none"></path></svg>
-          </button>
-          <div class="md-google-search__field-container">
-            <input id="search-input" class="md-google-search__field" autocomplete="off" placeholder="Cerca" value="" name="search" type="text" spellcheck="false" style="outline: none;">
-          </div>
-          <button class="md-google-search__empty-btn" style="display: none;">
-            <svg focusable="false" height="24px" viewBox="0 0 24 24" width="24px" xmlns="http://www.w3.org/2000/svg"><path d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z"></path><path d="M0 0h24v24H0z" fill="none"></path></svg>
-          </button>
-        </div>
-      </div>
-    </div>
-
-    <div class="autocomplete-container" style="display: none;">
-      <div id="autocomplete-list" class="autocomplete-items"></div>
-    </div>
-
-    <div id="graf"></div>
-  
-    <script src="https://cdnjs.cloudflare.com/ajax/libs/sigma.js/1.2.0/sigma.min.js"></script>
-
-    <!-- Search Bar JS files -->
-    <script src="./js/autocomplete.js" ></script>
-
-    <!-- <script src="js/script.js"></script> -->
-    <!-- PER DEBUGAR --> <script src="script_debug.js"></script>
-
-    <script defer src="https://code.getmdl.io/1.3.0/material.min.js"></script>
-    <!--<script src="js/service-worker.js"></script>-->
-  </body>
-</html>
+<?php
+require_once ("config.php");
+
+session_start();
+
+if (! isset($_POST["password"])) {
+    header("Location: login.php");
+    exit();
+}
+
+if ($_POST["password"] != $conf["password"]) {
+    header("Location: login.php?msg=wrong");
+    exit();
+}
+?>
+
+<!DOCTYPE html>
+<html>
+<head>
+
+<meta charset="utf-8">
+<title>Graf alternatiu FME</title>
+
+<meta name=viewport
+	content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
+<link rel="manifest" href="manifest.json">
+
+<!-- own css stylesheets -->
+<link rel="stylesheet" href="css/general.css">
+<link rel="stylesheet" href="css/graf.css">
+<link rel="stylesheet" href="css/dialog.css">
+<link rel="stylesheet" href="css/option-buttons.css">
+<link rel="stylesheet" href="css/year-list.css">
+<link rel="stylesheet" href="css/search-bar.css">
+
+
+<!-- imported css stylesheets -->
+<link rel="stylesheet"
+	href="https://fonts.googleapis.com/icon?family=Material+Icons">
+<link rel="stylesheet"
+	href="https://code.getmdl.io/1.3.0/material.blue_grey-blue.min.css" />
+
+<!-- apple web app -->
+<link rel="apple-touch-icon" href="img/graf.png">
+<meta name="apple-mobile-web-app-title" content="Graf FME">
+<meta name="apple-mobile-web-app-capable" content="yes">
+<meta name="apple-mobile-web-app-status-bar-style" content="black">
+
+</head>
+
+<body>
+	<!-- side buttons -->
+	<div id="option-buttons">
+		<button id="circle-mode"
+			class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored">
+			<i class="material-icons">trip_origin</i>
+		</button>
+		<button id="settings"
+			class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored">
+			<i class="material-icons">settings</i>
+		</button>
+		<button id="search"
+			class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored">
+			<i class="material-icons">search</i>
+		</button>
+		<button id="zoomin"
+			class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored">
+			<i class="material-icons">zoom_in</i>
+		</button>
+		<button id="zoomout"
+			class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored">
+			<i class="material-icons">zoom_out</i>
+		</button>
+	</div>
+
+	<!-- limit year list -->
+	<div id="year-list" style="display:none">
+		<span id="year-list-span"></span>
+	</div>
+
+	<!-- search container -->
+	<div id="backdrop-container" style="display: none;">
+		<div id="backdrop"></div>
+	</div>
+
+	<!-- dialog container -->
+	<div id="dialog" class="mdl-shadow--2dp" style="display: none;">
+		<button id="quit-dialog"
+			class="mdl-button mdl-js-button mdl-button--icon mdl-js-ripple-effect">
+			<i class="material-icons">close</i>
+		</button>
+		<button id="min-dialog"
+			class="mdl-button mdl-js-button mdl-button--icon mdl-js-ripple-effect">
+			<i class="material-icons">remove</i>
+		</button>
+
+		<div id="dialog-vertex">
+			<h2 data-fill="name"></h2>
+			<ul>
+				<li><b>Any:</b> <span data-fill="year"></span></li>
+				<li><b>Sexe:</b> <span data-fill="sex"></span></li>
+				<li><b>ID:</b> <span data-fill="id"></span></li>
+			</ul>
+			<h3>
+				Arestes (<span data-fill="n-edges"></span>):
+			</h3>
+			<ul data-fill="edges">
+			</ul>
+		</div>
+		<div id="dialog-edge" style="display: none;"></div>
+	</div>
+	<div id="summary-dialog" class="mdl-shadow--2dp" style="display: none;">
+		<button id="quit2-dialog"
+			class="mdl-button mdl-js-button mdl-button--icon mdl-js-ripple-effect">
+			<i class="material-icons">close</i>
+		</button>
+		<button id="max-dialog"
+			class="mdl-button mdl-js-button mdl-button--icon mdl-js-ripple-effect">
+			<i class="material-icons">add</i>
+		</button>
+		<div id="summary-vertex">
+			<h2 data-fill="name"></h2>
+			<p>
+				<span data-fill="year"></span>, <span data-fill="sex"></span>, <span
+					data-fill="id"></span>
+			</p>
+		</div>
+	</div>
+	
+	<!-- MD Search Box -->
+	<div class="md-google-search__metacontainer" style="display: none;">
+		<div class="md-google-search__container">
+			<div class="md-google-search">
+				<button class="md-google-search__search-btn">
+					<svg height="24px" viewBox="0 0 24 24" width="24px"
+						xmlns="http://www.w3.org/2000/svg">
+						<path
+							d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z"></path>
+						<path d="M0 0h24v24H0z" fill="none"></path></svg>
+				</button>
+				<div class="md-google-search__field-container">
+					<input id="search-input" class="md-google-search__field"
+						autocomplete="off" placeholder="Cerca" value="" name="search"
+						type="text" spellcheck="false" style="outline: none;">
+				</div>
+				<button class="md-google-search__empty-btn" style="display: none;">
+					<svg focusable="false" height="24px" viewBox="0 0 24 24"
+						width="24px" xmlns="http://www.w3.org/2000/svg">
+						<path
+							d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z"></path>
+						<path d="M0 0h24v24H0z" fill="none"></path></svg>
+				</button>
+			</div>
+		</div>
+	</div>
+
+	<div class="autocomplete-container" style="display: none;">
+		<div id="autocomplete-list" class="autocomplete-items"></div>
+	</div>
+
+	<div id="graf"></div>
+
+	<script
+		src="https://cdnjs.cloudflare.com/ajax/libs/sigma.js/1.2.0/sigma.min.js"></script>
+
+
+	<!-- our scripts -->
+	<script src="./js/autocomplete.js"></script>
+	<script src="./js/circle-mode.js"></script>
+	<script src="./js/graf.js"></script>
+	<script src="./js/limit-years.js"></script>
+	<script src="./js/search-bar.js"></script>
+	<script src="./js/dialog.js"></script>
+	<script src="./js/camera.js"></script>
+	<script src="./js/easter-egg.js"></script>
+	
+	<!--<script src="js/service-worker.js"></script>-->
+
+	<!-- imported scripts -->
+	<script defer src="https://code.getmdl.io/1.3.0/material.min.js"></script>
+</body>
+</html>