diff -ur galeon-2.0.7.umg/mozilla/EventContext.cpp galeon-2.0.7/mozilla/EventContext.cpp
--- galeon-2.0.7.umg/mozilla/EventContext.cpp	2008-07-18 07:41:08.000000000 +0300
+++ galeon-2.0.7/mozilla/EventContext.cpp	2009-01-06 23:17:32.000000000 +0200
@@ -35,6 +35,7 @@
 #include <nsIDOMXULDocument.h>
 #include <nsIURI.h>
 #include <nsIDOMNSEvent.h>
+#include <nsIDOMNSElement.h>
 #include <nsIDOMNSHTMLElement.h>
 #include <nsIDOMCharacterData.h>
 #include <nsIDOMHTMLButtonElement.h>
@@ -518,20 +519,21 @@
 nsresult EventContext::GetTargetCoords (nsIDOMEventTarget *aTarget, PRInt32 *aX, PRInt32 *aY)
 {
 	/* Calculate the node coordinates relative to the widget origin */
-	nsCOMPtr<nsIDOMNSHTMLElement> elem = do_QueryInterface(aTarget);
+	nsCOMPtr<nsIDOMNSHTMLElement> nsHTMLElem (do_QueryInterface(aTarget));
 
 	PRInt32 x = 0, y = 0;
-	while (elem)
+	while (nsHTMLElem)
 	{
 		PRInt32 val;
-		elem->GetOffsetTop(&val);	y += val;
-		elem->GetScrollTop(&val);	y -= val;
-		elem->GetOffsetLeft(&val);	x += val;
-		elem->GetScrollLeft(&val);	x -= val;
+		nsCOMPtr<nsIDOMNSElement> nsElem (do_QueryInterface(nsHTMLElem));   
+		nsHTMLElem->GetOffsetTop(&val);         y += val;
+		nsElem->GetScrollTop(&val);             y -= val;
+		nsHTMLElem->GetOffsetLeft(&val);        x += val;
+		nsElem->GetScrollLeft(&val);    x -= val;
 
 		nsCOMPtr<nsIDOMElement> parent;
-		elem->GetOffsetParent(getter_AddRefs(parent));
-		elem = do_QueryInterface(parent);
+		nsHTMLElem->GetOffsetParent (getter_AddRefs (parent));
+		nsHTMLElem = do_QueryInterface(parent);
 	}
 	*aX = x;
 	*aY = y;