diff --git a/interactive_php/index.html b/interactive_php/index.html
index 0b231b1..ec5ab67 100644
--- a/interactive_php/index.html
+++ b/interactive_php/index.html
@@ -28,7 +28,7 @@
 																		<option value="5">5</option>
 																		<option value="6">6</option>
 																	</select></div>
-		<div style="margin-top: 25px;" >Code &amp; Erläuterungen auf <a href="http://www.steffenvogel.de/">http://www.steffenvogel.de</a></div>
+		<div style="margin-top: 25px;" >Code &amp; Erl&auml;uterungen auf <a href="http://www.steffenvogel.de/">http://www.steffenvogel.de</a></div>
 		<div style="float: right; font-size: 90%;" >&copy; Steffen Vogel<br /><a href="mailto:info@steffenvogel.de">info@steffenvogel.de</a><br /><a href="http://www.steffenvogel.de">http://www.steffenvogel.de</a><br /><br />Slider by Erik Arvidsson @ <a href="http://webfx.eae.net/dhtml/slider/slider.html" >WebFx</a></div>
 		
 		<script type="text/javascript">
@@ -85,4 +85,4 @@
 			redraw();
 		</script>
 	</body>
-</html>
\ No newline at end of file
+</html>