diff --git a/lib/graph.php b/lib/graph.php
index e0773c2..83aa0ec 100644
--- a/lib/graph.php
+++ b/lib/graph.php
@@ -38,22 +38,22 @@
$j = 100 - $newPct;
$result = '';
for ( ; $i >= 20 ; $i -= 20 ) {
- $result .= '
';
+ $result .= '';
}
for ( ; $i >= 10 ; $i -= 10 ) {
- $result .= '
';
+ $result .= '';
}
for ( ; $i >= 2 ; $i -= 2 ) {
- $result .= '
';
+ $result .= '';
}
for ( ; $j >= 20 ; $j -= 20 ) {
- $result .= '
';
+ $result .= '';
}
for ( ; $j >= 10 ; $j -= 10 ) {
- $result .= '
';
+ $result .= '';
}
for ( ; $j >= 2 ; $j -= 2 ) {
- $result .= '
';
+ $result .= '';
}
return $result;
}