function GetDefaultStyle() {
$p = $this->GetPluginPath();
if(file_exists($p . "sitemap.xsl")) {
$url = $this->GetPluginUrl();
//If called over the admin area using HTTPS, the stylesheet would also be https url, even if the blog frontend is not.
if(substr(get_bloginfo('url'),0,5) !="https" && substr($url,0,5)=="https") $url="http" . substr($url,5);
return $url . 'sitemap.xsl';
}
return '';
}

function GetDefaultStyle() {
$p = $this->GetPluginPath();
if(file_exists($p . "sitemap.xsl")) {
return '/wp-content/plugins/google-sitemap-generator/sitemap.xsl';
}
return '';
}