Use onload handler; fix assertion when related panel first displays.

suite/common/related/related-panel.js

@@ -96,14 +96,3 @@ function OnDblClick(treeitem)
 }
 
 
-function Boot() {
-    // Kludge to deal with no onload in XUL.
-    if (document.getElementById("Tree")) {
-        Init();
-    }
-    else {
-        setTimeout("Boot();", 0);
-    }
-}
-
-Boot();

suite/common/related/related-panel.xul

@@ -26,7 +26,8 @@
   xmlns:html="http://www.w3.org/TR/REC-html40"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
-  align="vertical">
+  align="vertical"
+  onload="Init();">
 
   <html:script src="related-panel.js" />
 

xpfe/components/related/resources/related-panel.js

@@ -96,14 +96,3 @@ function OnDblClick(treeitem)
 }
 
 
-function Boot() {
-    // Kludge to deal with no onload in XUL.
-    if (document.getElementById("Tree")) {
-        Init();
-    }
-    else {
-        setTimeout("Boot();", 0);
-    }
-}
-
-Boot();

xpfe/components/related/resources/related-panel.xul

@@ -26,7 +26,8 @@
   xmlns:html="http://www.w3.org/TR/REC-html40"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
-  align="vertical">
+  align="vertical"
+  onload="Init();">
 
   <html:script src="related-panel.js" />