Код для обмена контентом сайта в социальных сетях

<script>
function fb_share(url)
{
var url = 'http://www.facebook.com/sharer.php?u=' +encodeURIComponent('<?php echo full_path();?>'+url);
window.open(url, 'Share on FaceBook', 'left=20,top=20,width=550,height=400,toolbar=0,menubar=0,scrollbars=0,location=0,resizable=1');
return false;
}
</script>

//first upon put this given below php code in ur header or top of the page.

<?php
function full_path()
{
    $s = &$_SERVER;
    $ssl = (!empty($s['HTTPS']) && $s['HTTPS'] == 'on') ? true:false;
    $sp = strtolower($s['SERVER_PROTOCOL']);
    $protocol = substr($sp, 0, strpos($sp, '/')) . (($ssl) ? 's' : '');
    $port = $s['SERVER_PORT'];
    $port = ((!$ssl && $port=='80') || ($ssl && $port=='443')) ? '' : ':'.$port;
    $host = isset($s['HTTP_X_FORWARDED_HOST']) ? $s['HTTP_X_FORWARDED_HOST'] : (isset($s['HTTP_HOST']) ? $s['HTTP_HOST'] : null);
    $host = isset($host) ? $host : $s['SERVER_NAME'] . $port;
    $uri = $protocol . '://' . $host . $s['REQUEST_URI'];
    $segments = explode('?', $uri, 2);
    $url = $segments[0];
    return $url;
}

?>

// This is the part of HTML Portion that you need to be included in your article section

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