diff --git a/index.php b/index.php
index 215f332..c1a95e7 100644
--- a/index.php
+++ b/index.php
@@ -46,23 +46,30 @@
 
 			echo '<div><a accesskey="h" href="' . $root . '">home</a></div><br>';
 
-			if (isset($_POST['savebutton']))
+			$action = '';
+			if (isset($_POST['action'])) $action = $_POST['action'];
+			else if (isset($_GET['action'])) $action = $_GET['action'];
+
+			$param = '';
+			if (isset($_GET['param'])) $param = $_GET['param'];
+
+			if ($action == 'save')
 			{
 				$title = $_POST['title'];
 				$content = $_POST['content'];
 				file_put_contents($dir . '/' . $title, $content);
-				$_GET['openaction'] = true;
-				$_GET['userdata'] = $title;
+				$action = 'open';
+				$param = $title;
 			}
-			else if (isset($_POST['deletebutton']))
+			else if ($action == 'delete')
 			{
 				$title = $_POST['title'];
 				rename($dir . '/' . $title, $dir . '/' . $title . '.del');
 			}
 
-			if (isset($_GET['openaction']))
+			if ($action == 'open')
 			{
-				$title = $_GET['userdata'];
+				$title = $param;
 
 				$content = '';
 				if (!file_exists($dir . '/' . $title))
@@ -78,8 +85,11 @@
 
 				echo '<form action="index.php" method="POST">
 						<div>
-							<input type="submit" name="savebutton" value="save" accesskey="s">
-							<input accesskey="d" type="submit" name="deletebutton" value="delete">
+							<select name="action">
+								<option value="save">save</option>
+								<option value="delete">delete</option>
+							</select>
+							<input type="submit" name="go" value="go" accesskey="g">
 						</div>
 						<br>
 						<div><input class="title" name="title" value="' . $title . '"></div><br>
@@ -91,15 +101,18 @@
 			else
 			{
 				$defaulttitle = date("Y-m-d H.i.s", time());
-				if (isset($_GET['userdata']))
+				if ($param)
 				{
-					$defaulttitle = $_GET['userdata'];
+					$defaulttitle = $param;
 				}
 				echo '<form action="index.php" method="GET">
-					<input list="notes" name="userdata" value="' . $defaulttitle . '">
-					<input accesskey="n" type="submit" name="openaction" value="open">
-					<input accesskey="f" type="submit" name="filteraction" value="filter">
-					<input accesskey="g" type="submit" name="searchaction" value="search">
+					<input name="param" value="' . $defaulttitle . '">
+					<select name="action">
+						<option value="open">open</option>
+						<option value="filter">filter</option>
+						<option value="search">search</option>
+					</select>
+					<input accesskey="g" type="submit" value="go">
 					</form>';
 				echo '<br>';
 
@@ -113,17 +126,17 @@
 				{
 					$name = basename($path);
 					if (!str_ends_with($name, '.del')
-						&& (!isset($_GET['filteraction']) || str_contains($name, $_GET['userdata'])))
+						&& ($action != 'filter' || str_contains($name, $param)))
 					{
-						if (isset($_GET['searchaction']))
+						if ($action == 'search')
 						{
 							$content = file_get_contents($path);
-							if (!str_contains($content, $_GET['userdata']))
+							if (!str_contains($content, $param))
 							{
 								continue;
 							}
 						}
-						echo '<div><a href=index.php?openaction&userdata=' . urlencode($name) . '>' . $name .'</a></div>';
+						echo '<div><a href=index.php?action=open&param=' . urlencode($name) . '>' . $name .'</a></div>';
 					}
 				}
 				echo '<br>';