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-rw-r--r--skins/default/pngbehavior.htc4
1 files changed, 2 insertions, 2 deletions
diff --git a/skins/default/pngbehavior.htc b/skins/default/pngbehavior.htc
index 24bfd4c79..f19aad33e 100644
--- a/skins/default/pngbehavior.htc
+++ b/skins/default/pngbehavior.htc
@@ -3,7 +3,7 @@
<script>
var supported = /MSIE (5\.5)|[6789]/.test(navigator.userAgent) && navigator.platform == "Win32";
-var realSrc;
+var realSrc = null;
var blankSrc = "skins/default/images/blank.gif";
if (supported) fixImage();
@@ -35,7 +35,7 @@ function fixImage() {
}
// test for png
- if ( /\.png$/.test( realSrc.toLowerCase() ) ) {
+ if ( realSrc && /\.png$/.test( realSrc.toLowerCase() ) ) {
// set blank image
element.src = blankSrc;
// set filter