<div class="controls">
<?= $this->tabs ?>
</div>

<div class="content">
<?= $this->form ?>
<p><?= $this->escapedHint ?></p>
<pre>
[graphite]
metric_prefix = icinga
base_url = http://graphite.com/render?
service_name_template = $HOSTNAME$.$SERVICEDESC$
host_name_template = $HOSTNAME$
;this template is used for the small image, macro $target$ can used.
graphite_args_template = "&target=$target$&source=0&width=300&height=120&hideAxes=true&lineWidth=2&hideLegend=true&colorList=049BAF"
;this template is used for the large image, macro $target$ can used. 
;graphite_large_args_template = "&target=alias(color($target$_warn,'yellow'),'warning')&target=alias(color($target$_crit,'red'),'critical')&target=$target$&source=0&width=800&height=700&colorList=049BAF&lineMode=connected"
</pre>
</div>

<div class="controls">
<?= $this->tabs ?>
</div>

<div class="content">
<?= $this->form ?>
<p><?= $this->escapedHint ?></p>
<pre>
[graphite]
metric_prefix = icinga
base_url = http://graphite.com/render?
service_name_template = "$HOSTNAME$.$SERVICEDESC$"
host_name_template = "$HOSTNAME$"
;this template is used for the small image, macro $target$ can used.
graphite_args_template = "&target=$target$&source=0&width=300&height=120&hideAxes=true&lineWidth=2&hideLegend=true&colorList=049BAF"
;this template is used for the large image, macro $target$ can used. 
;graphite_large_args_template = "&target=alias(color($target$_warn,'yellow'),'warning')&target=alias(color($target$_crit,'red'),'critical')&target=$target$&source=0&width=800&height=700&colorList=049BAF&lineMode=connected"
</pre>
</div>

Add quotes so config parsing works.
Add quotes so config parsing works.