function init(gr_id){
	var stretchers = $$('div.mnvl'); 
	var togglers = $$('div.mnl');

	var myAccordion = new Fx.Accordion(togglers, stretchers, { opacity: false, alwaysHide: true,
		transition: Fx.Transitions.quadOut, show: gr_id, duration: 400,

		onActive: function(toggler, stretcher){
			toggler.className='mnlA';
			toggler.previousSibling.firstChild.src="/templates/alpha/images/mnsa.gif";
		},

		onBackground: function(toggler, stretcher){
			toggler.className='mnl';
			toggler.previousSibling.firstChild.src="/templates/alpha/images/mns.gif";
		}
	});
}

function chIMG(obj,k){
	s=obj.src;
	n=s.lastIndexOf(".");
	document.getElementById("img_big").src=s.substring(0,n)+s.substring(n,s.length);
	document.getElementById("img_sign").innerHTML = k;
}

function MnvOn(a){
	document.getElementById('mns'+a).src="/templates/alpha/images/mnsa.gif";
	document.getElementById('mnv'+a).className="partA_bg_title";
}
function MnvOff(a){
	document.getElementById('mns'+a).src="/templates/alpha/images/mns.gif";
	document.getElementById('mnv'+a).className="part_bg_title";
}
function MniOn(a){
	document.getElementById('mnii'+a).className="mniA_img";
	document.getElementById('mni'+a).className="mniActiv";
}
function MniOff(a){
	document.getElementById('mnii'+a).className="mni_img";
	document.getElementById('mni'+a).className="mni";
}