$w = '350';
$h = '200';
if (has_post_thumbnail()) {
$large_image_url = wp_get_attachment_image_src(get_post_thumbnail_id(), 'full');
echo '
';
} else {
echo '
';
}

$w = '350';
$h = '200';
if (has_post_thumbnail()) {
$large_image_url = wp_get_attachment_image_src(get_post_thumbnail_id(), 'full');
echo '
';
} else {
echo '
';
}