this plugin will let you customize your jw player player, if its is activated.
you can set its skin, add custom variables, set its icons and other configurations that are available for player

Jw Player Options
Auto Play Video
Logo Placement

JW Player Skins
Choose Skin
Upload Skin

JW Player Plugins and Variables
Plugin Var
Add New Var	Name Value
Custom Variables	{if $jw_smart->configs.custom_variables} {foreach from=$jw_smart->configs.custom_vars item=vars key=key} {$key} {/foreach}{/if}

Longtail Video Solution
Enable Long Tail Ads
Long Tail ID