[For 1.8] My Image Modal: Open image link and youtube link in modal

[feilian]

check headerinclude
you probably have a doubly script

<script type="text/javascript" src="{$mybb->asset_url}/jscripts/myimagemodal.js?ver=1.0.1"></script>

remove one and should be OK

i check no have duble script. Look my headerinclude

<script type="text/javascript" src="{$mybb->asset_url}/jscripts/jquery.js?ver=1806"></script>
<script type="text/javascript" src="{$mybb->asset_url}/jscripts/jquery.plugins.min.js?ver=1806"></script>
<script type="text/javascript" src="{$mybb->asset_url}/jscripts/general.js?ver=1806"></script>
<script type="text/javascript" src="{$mybb->asset_url}/images/custom/tipsy.js"></script>
<script type="text/javascript" src="{$mybb->asset_url}/images/custom/bnsx.js"></script>

<script type="text/javascript" src="{$mybb->asset_url}/jscripts/myimagemodal.js?ver=1.0.1"></script>