// JavaScript Document

		function showsubnav(sn){
		    Element.hide('nav_holder_shop');
		    Element.hide('nav_holder_participate');
		    Element.hide('nav_holder_service');
	    	Element.hide('nav_holder_cv');
			Element.hide('nav_holder_contact');
		    $('nav_holder_'+sn).style.display='';
		}
		showsubnav('shop');