.pdfFile
{
    background-image: url(../image/gui/fileextentions/pdf.gif);
}
.docFile
{
    background-image: url(../image/gui/fileextentions/doc.gif);
}
.gifFile
{
    background-image: url(../image/gui/fileextentions/gif.gif);
}
.jpgFile
{
    background-image: url(../image/gui/fileextentions/jpg.gif);
}
.xlsFile
{
    background-image: url(../image/gui/fileextentions/xls.gif);
}
.htmlFile
{
    background-image: url(../image/gui/fileextentions/htm.gif);
}
.htmFile
{
    background-image: url(../image/gui/fileextentions/htm.gif);
}

.unknownFile
{
    background-image: url(../image/gui/fileextentions/iconunknown.gif);
    background-repeat: no-repeat;
    background-position: 0px 0px;
}