function metal_slug4_600x600(tracking_link){ 
	adFlash("http://ad.jamba.it/creatives/campaigns/0903/metal_slug4/metal_slug4_600x600.swf", "http://ad.jamba.it/creatives/campaigns/0903/metal_slug4/metal_slug4_600x600_alt.gif", "http://www.jamba.it/jcw/go/", 600, 600, "opaque", tracking_link);
}