diff --git a/docs/changelog/7.x.x.txt b/docs/changelog/7.x.x.txt
index 3e1edb7da..70610a9ae 100644
--- a/docs/changelog/7.x.x.txt
+++ b/docs/changelog/7.x.x.txt
@@ -1,4 +1,9 @@
 7.3.1
+ - Fixed a problem with IE and resizable text areas that caused IE to crash
+   when loading edit screens.
+ - Fixed a problem with the new autocommit code that caused reply posts not to
+   work in the collaboration system.
+
 
 7.3.0
  - NOTICE: The Template Managers group is deprecated.  It has not been removed
diff --git a/lib/WebGUI/Asset/Post.pm b/lib/WebGUI/Asset/Post.pm
index aa775fbb0..64b23c052 100644
--- a/lib/WebGUI/Asset/Post.pm
+++ b/lib/WebGUI/Asset/Post.pm
@@ -534,7 +534,15 @@ Returns the Thread that this Post belongs to.  The method caches the result of t
 sub getThread {
 	my $self = shift;
 	unless (defined $self->{_thread}) {
-		$self->{_thread} = WebGUI::Asset::Post::Thread->new($self->session, $self->get("threadId"));
+		my $threadId = $self->get("threadId");
+                if ($threadId eq "") { # new post
+                        if ($self->getParent->get("className") eq "WebGUI::Asset::Wobject::Collaboration") {
+                                $threadId=$self->getId;
+                        } else {
+                                $threadId=$self->getParent->get("threadId");
+                        }
+                }
+                $self->{_thread} = WebGUI::Asset::Post::Thread->new($self->session, $threadId);
 	}
 	return $self->{_thread};	
 }
diff --git a/lib/WebGUI/Form/Textarea.pm b/lib/WebGUI/Form/Textarea.pm
index 528ed313d..89e4ed148 100644
--- a/lib/WebGUI/Form/Textarea.pm
+++ b/lib/WebGUI/Form/Textarea.pm
@@ -124,8 +124,10 @@ sub toHtml {
 		$style->setLink($url->extras("yui-ext/resources/css/resizable.css"), {type=>"text/css", rel=>"stylesheet"});
 		$out .= qq|
 		<script type="text/javascript">
-			var draggable_textarea = document.getElementById('|.$self->get('id').qq|_wrapper');
-			window.setTimeout("draggable_textarea.resize = new YAHOO.ext.Resizable(draggable_textarea, {resizeChild: true, minWidth:300, minHeight:150, disableTrackOver:true, multiDirectional: false})",1);
+			YAHOO.util.Event.addListener(window, 'load', function () {
+				var draggable_textarea = document.getElementById('|.$self->get('id').qq|_wrapper');
+				draggable_textarea.resize = new YAHOO.ext.Resizable(draggable_textarea, {resizeChild: true, minWidth:300, minHeight:150, disableTrackOver:true, multiDirectional: false});
+				});
 		</script>
 		|;
 	}