document.write("<style =\"text/css\">");
if (BrowserDetect.browser == "Firefox")
{
    document.write("\.logo_bottom { margin-left: -2px; }");
}
document.write("</style>");

document.write("<style =\"text/css\">");
if (BrowserDetect.browser == "Safari")
{
    document.write("\.logo_bottom { margin-left: 0px; }");
}
document.write("</style>");