function resize_swf(id, w, h) {
	if (w) $(id).setStyle( { width: w+"px" } );
	if (h) $(id).setStyle( { height: h+"px" } );
}

function toggle_content(id, pid) {
	$(id).toggle();
	new Ajax.Updater(id, 'index_content.php?p='+pid);
}

function show_img(dir, pid) {
	var container = "project_"+(pid.split("_")[0]-1)+"_cont";
	var image_array = $$("#"+container+" li.image");
	
	for (var i=0; i<image_array.length; i++) {
		image = image_array[i];
		if (image.visible()) {
			var current_image = i;
		}
	}
	
	var next_image = current_image + dir;
	if (next_image > image_array.length-1) next_image = 0;
	if (next_image < 0) next_image = image_array.length-1;
	
	image_array[current_image].hide();
	image_array[next_image].show();
	
	var status = $$("#"+container+" #current_image")[0];
	status.innerHTML = next_image + 1;
}