Fix errors in convert addon

diff --git a/convert/convert.php b/convert/convert.php
index 2c97e2aa69f8ee2e5b2ec57121ad29beca6106fa..2545974c196d1d74289d2c21bbfa15c773e9b4c0 100644 (file)
--- a/convert/convert.php
+++ b/convert/convert.php
@@ -181,7 +181,7 @@ function convert_content() {
                }
        }
 
-       $o .= '<h3>Unit Conversions</h3>';
+       $o = '<h3>Unit Conversions</h3>';
 
        if (isset($_POST['from_unit']) && isset($_POST['value'])) {
                $o .= ($conv->getTable(intval($_POST['value']), $_POST['from_unit'], $_POST['to_unit'], 5)) . '</p>';