a[href^="http:"] {
 background: url(/images/icons/external_link.gif) no-repeat right top;
 padding-right: 20px !important;
}

a[href^="http://www.ikonarts.com"], 
a[href^="http://ikonarts.com"],
a[href^="http://beta.ikonarts.com"] {
 background-image: none;
 padding-right: 0 !important;
}

a[href^="mailto:"] {
 background: url(/images/icons/email_link.gif) no-repeat right top;
 padding-right: 20px !important;
}

a[href^="aim:"] {
 background: url(/images/icons/im_link.gif) no-repeat right top;
 padding-right: 20px !important;
}

a[href$=".pdf"] {
 background: url(/images/icons/pdf_link.gif) no-repeat right top;
 padding-right: 20px !important;
}

a[href$=".doc"] {
 background: url(/images/icons/word_link.gif) no-repeat right top;
 padding-right: 20px !important;
}

a[href$=".ppt"], 
a[href$=".pps"] {
 background: url(/images/icons/ppt_link.gif) no-repeat right top;
 padding-right: 20px !important;
}

a[href$=".rss"], 
a[href$=".rdf"],
a[href$=".xml"] {
 background: url(/images/icons/feed_link.gif) no-repeat left top;
 padding-left: 20px !important;
 padding-right: 0 !important;
}

/* for IE6 etc, but also for example RSS link */ 
a.rss {
 background: url(/images/icons/feed_link.gif) no-repeat left top;
 padding-left: 20px !important;
 padding-right: 0 !important;
}