(function($){
	$.fn.iframe = function()
	{
		this.each(function(){
			
			$(window).resize(on_resize);

			function on_resize() {
				var height = $(window).height() - $('#iframe_header').height() - 5;
				$('div.iframe iframe').height(height);
			}

			on_resize();
		})

	}
})(jQuery);