diff --git a/phpgwapi/doc/eGW-overview.dia b/phpgwapi/doc/eGW-overview.dia
index 887f67e08f..88ed89ed1c 100755
Binary files a/phpgwapi/doc/eGW-overview.dia and b/phpgwapi/doc/eGW-overview.dia differ
diff --git a/phpgwapi/inc/class.html.inc.php b/phpgwapi/inc/class.html.inc.php
index f7b7a50753..5a91aef54c 100644
--- a/phpgwapi/inc/class.html.inc.php
+++ b/phpgwapi/inc/class.html.inc.php
@@ -1056,7 +1056,7 @@ class html
 		if ($this->user_agent == 'msie' && $this->ua_version >= 5.5 && substr($url,-4) == '.png')
 		{
 			$extra_styles = "display: inline-block; filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='$url',sizingMethod='image'); width: 1px; height: 1px;";
-			if (strstr($options,'style="'))
+			if (false!==strpos($options,'style="'))
 			{
 				$options = str_replace('style="','style="'.$extra_styles, $options);
 			}
diff --git a/phpgwapi/templates/idots/js/pngfix.js b/phpgwapi/templates/idots/js/pngfix.js
index 185b705a6c..92053e21a2 100644
--- a/phpgwapi/templates/idots/js/pngfix.js
+++ b/phpgwapi/templates/idots/js/pngfix.js
@@ -1,8 +1,6 @@
 function correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
 {
-	var numberOfImages = document.images.length;
-
-	for(var i=0; i<numberOfImages; i++)
+	for(var i=0; i<document.images.length; i++)
 	{
 		var img = document.images[i]
 		var imgName = img.src.toUpperCase()