[punBB] Trocar barra da parte superior do chatbox

#chatbox_header.main-head {
background: url(http://www.purevb.com/demo/images/styles/ChitChat/style_orange/tcatRight.gif) no-repeat;
padding: 0 1.3em;
}
#chatbox_header {
height: 30px;
}
h2.chatbox-title a.chat-title {
color: white;
float: left;
font-family: arial,helvetica,sans-serif;
font-size: 13px;
font-style: normal;
font-variant: normal;
font-weight: bold;
line-height: 42px;
padding-left: 16px;
}