/* PDF document links */
a[href$='.pdf'] {
background:transparent url(../images/pdf.png) center left no-repeat;
display:inline-block;
padding-left:20px;
line-height:15px;
}
 
/* Excel Documents links */
a[href$='.xls'], a[href$='.csv'], a[href$='.xlw'], a[href$='.xlt'] {
background:transparent url(../images/excel.png) center left no-repeat;
display:inline-block;
padding-left:20px;
line-height:15px;
}
 
/* Word Document Links */
a[href$='.doc'], a[href$='.rtf'], a[href$='.wps'], a[href$='.txt'] {
background:transparent url(../images/word.png) center left no-repeat;
display:inline-block;
padding-left:20px;
line-height:15px;
}
 
/* mailto: links */
a[href^="mailto:"] {
background:transparent url(../images/mailto.png) center left no-repeat;
display:inline-block;
padding-left:20px;
line-height:15px;
}