$(function() {
	
	// external links
	$("a[rel=external]").attr("target", "_blank");
	
	// links to other sites
	var host = document.location.protocol + "//" + document.location.host;
	$("a[href^=http]").each(function() {
		if (this.href.indexOf(host) !== 0) {
			$(this).attr("target", "_blank");
		};
	});
	// PDFs 
	$("a[href$=\".pdf\"]").attr("target", "_blank");
	
	$('.rgba .list_photo').each(function() {
		$(this).css("backgroundImage", 'url(' + $(this).find('img').hide().attr('src') + ')');
	});
});