function filterProjects()
{
	if ($('projectSubmit'))
	{
		$('projectSubmit').addEvent('click', function()
		{		
			var action_url = $('project_filter').action;
			var project_type = $('project_type').value;
			action_url += "/" + project_type;
			
			$('project_filter').action = action_url;
			$('project_filter').submit();
		});	
	}
}

window.addEvent('domready', function()
{filterProjects();});