See this report why site was hacked, has outdated website software, so vulnerable: http://sitecheck.sucuri.net/results/www.indonesian-publichealth.com
Report to webmaster…
Web application version:
WordPress version: WordPress
Wordpress version from source: 3.5.1
Wordpress Version 3.5 based on: htxp://www.indonesian-publichealth.com/wp-admin/js/common.js
WordPress theme: htxp://www.indonesian-publichealth.com/wp-content/themes/swift/
Wordpress internal path: /home/indones7/public_html/wp-content/themes/swift/index.php

Site defaced: htxp://www.indonesian-publichealth.com/404javascript.js
polonus