$file_text = 'Some text here';

if (isset($_SERVER['HTTP_USER_AGENT']) and strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE'))
    Header('Content-Type: application/force-download');
else
    Header('Content-Type: application/octet-stream');

Header('Accept-Ranges: bytes');
Header('Content-Length: ' . strlen($file_text));
Header('Content-disposition: attachment; filename="downloaded_file.txt"');

echo $file_text;
exit();

...



...

function user_browser($agent) {
    preg_match("/(MSIE|Opera|Firefox|Chrome|Version|Opera Mini|Netscape|Konqueror|SeaMonkey|Camino|Minefield|Iceweasel|K-Meleon|Maxthon)(?:\/| )([0-9.]+)/", $agent, $browser_info);
    list(, $browser, $version) = $browser_info;
    if (preg_match("/Opera ([0-9.]+)/i", $agent, $opera))
        return 'Opera|' . $opera[1];
    if ($browser == 'MSIE') {
        preg_match("/(Maxthon|Avant Browser|MyIE2)/i", $agent, $ie);
        if ($ie)
            return $ie[1] . ' based on IE|' . $version;
        return 'IE|' . $version;
    }
    if ($browser == 'Firefox') {
        preg_match("/(Flock|Navigator|Epiphany)\/([0-9.]+)/", $agent, $ff);
        if ($ff)
            return $ff[1] . '|' . $ff[2];
    }
    if ($browser == 'Opera' && $version == '9.80')
        return 'Opera|' . substr($agent, -5);
    if ($browser == 'Version')
        return 'Safari|' . $version;
    if (!$browser && strpos($agent, 'Gecko'))
        return 'Browser based on Gecko';
    return $browser . '|' . $version;
}

function rotate(obj, degree) {
            $(obj).animate({
                        '-webkit-transform': 'rotate(' + degree + 'deg)',
                        '-moz-transform': 'rotate(' + degree + 'deg)',
                        '-ms-transform': 'rotate(' + degree + 'deg)',
                        '-o-transform': 'rotate(' + degree + 'deg)',
                        'transform': 'rotate(' + degree + 'deg)',
                        'zoom': 1
            }, 5000);
        }

.transp-element {
    filter: alpha(opacity=80);  /* IE */
    -khtml-opacity: 0.8;  /* Safari (old) */
    -moz-opacity: 0.8;  /* FF */
    opacity: 0.8;  /* FF, Safari, Opera */
}

uses Winapi.ShellAPI;
...

procedure OpenURL(url:string);
begin
  ShellExecute(Handle, 'open', pChar(url), nil, nil, SW_NORMAL);
end;

-webkit-box-shadow: 0 3px 4px rgba(0, 0, 0, 0.4);
-moz-box-shadow: 0 3px 4px rgba(0, 0, 0, 0.4);
box-shadow: 0 3px 4px rgba(0, 0, 0, 0.4);

-webkit-border-radius: 6px;
-moz-border-radius: 6px;
border-radius: 6px;