function charts_300x250(tracking_link){ 
	adFlash("http://ad.jamster.co.uk/creatives/campaigns/0907/top_graphics/charts_300x250.swf", "http://ad.jamster.co.uk/creatives/campaigns/0907/top_graphics/charts_300x250_alt.gif", "http://www.jamster.co.uk/jcw/go/", 300, 250, "opaque", tracking_link);
}