I've noticed the customer note label doesn't have spaces after it!
I modified the code with this patch:
--- helpers/invoicehtml.php_ORIG 2012-01-24 18:28:41.000000000 +0100
+++ helpers/invoicehtml.php 2012-01-24 18:27:01.000000000 +0100
@@ -293,7 +293,7 @@
if (isset($replacement))
{
if (isset($label))
- $replacement = '[TD]align:right;width:65%;'.$label.(!empty($label) ? ':' : '').'[/TD][TD]align:right;width:35%;'.$replacement.'[/TD]';
+ $replacement = '[TD]align:right;width:65%;'.$label.(!empty($label) ? ': ' : '').'[/TD][TD]align:right;width:35%;'.$replacement.'[/TD]';
$replacement = $openingTag.$replacement.$closingTag; //wrap to opening and closing tags (if they are set)
