function getkey(tid) {
	var key = 0;
	for(i=0;i<cats_js.length;i++) {
		if(cats_js[i] == tid) {
			key = i;
			break;
		}
	}
	return key;
}

function rz(tid) {
	var key = getkey(tid);
	/*
	for(i=0;i<cats_js.length;i++) {
		if(cats_js[i] == tid) {
			key = i;
			break;
		}
	}	
	*/

	var uc = new Array();
	var x = 0;
	for(i=0;i<und_cats_js[key].length;i++) {
		uc[x++] = und_cats_js[key][i][0];
	}
	
	//alert('Tablica = ' + uc);
	
	for(i=0;i<uc.length;i++) {
		if(document.getElementById(tid + '-link-' + uc[i]).style.display == 'none')
			document.getElementById(tid + '-link-' + uc[i]).style.display = 'block';
		else
			document.getElementById(tid + '-link-' + uc[i]).style.display = 'none';
	}
	
	//return tid;	
	
}

function toggleVisibility ( /* string */ objectId )
{
	object = document.getElementById(objectId);

	if ( object.style.display == 'block' )
		object.style.display = 'none';
	else
		object.style.display = 'block';
	
	return false;
}