/**
 * ui.js @ theatre-vitez.com
 * (cc) creative commons by 3.0
 */



//var picto_subgroup_down_src = "/wp-content/themes/vitez_01/img/picto/0809/picto_subgroup_down.png";
//var picto_subgroup_up_src   = "/wp-content/themes/vitez_01/img/picto/0809/picto_subgroup_up.png";


/**
 * Show or hide the specified submenu element.
 */
function toggle(id) {
	
	var status = document.getElementById(id).style.display;
	
	document.getElementById(id).style.display = status=='block' ? 'none' : 'block';
	if ( document.getElementById(id+'_a') ) 
		document.getElementById(id+'_a').style.backgroundImage = status=='block' ? 'url('+ picto_subgroup_down_src+')' : 'url('+ picto_subgroup_up_src+')';
	
}