function show_text(link) {
	Root = link.parentNode;
	for (i=0; i<Root.childNodes.length; i++) {
		node = Root.childNodes[i];
		if (node.nodeName == "DIV") {
			Root.className = Root.className == "act" ? "" : "act";
			break;
		}
	}
}
function show_cash(id) {
	el = document.getElementById('bank_cash_' + id);
	if(el.style.display == "none") {
		el.style.display = "block";
	} else {
		el.style.display = "none";
	}
	
}

function check_form(form, req_fields) {
	if(form){
		var elem = '';
		for(var i = 0, n = req_fields.length; i < n; i++) {
			elem = new Element('p', {
				'id': 'id_' + req_fields[i] + '_error',
				'text': 'Обязательное поле',
				'styles': {
					'display': 'none',
					'color': 'red'
				}
			});
			elem.inject($('id_' + req_fields[i]), 'before');
		}
		form.addEvent('submit', function(e){
			e.stop();
			var val = ''
			var error = false;
			for(var i = 0, n = req_fields.length; i < n; i++) {
				val = $('id_' + req_fields[i]).getProperty('value');
				if(val) {
					$('id_' + req_fields[i] + '_error').setStyle('display', 'none');
				} else {
					$('id_' + req_fields[i] + '_error').setStyle('display', 'block');
					error = true;
				}
			}
			if (!error) this.submit();
		});
	}
}

function add_favorite(a) {
  title=document.title;
  url=document.location;
  try {
    // Internet Explorer
    window.external.AddFavorite(url, title);
  }
  catch (e) {
    try {
      // Mozilla
      window.sidebar.addPanel(title, url, "");
    }
    catch (e) {
      // Opera
      if (typeof(opera)=="object") {
        a.rel="sidebar";
        a.title=title;
        a.url=url;
        return true;
      }
      else {
        // Webkit
        alert('Нажмите Ctrl+D для добавления страницы в избранное.');
      }
    }
  }
  return false;
} 

function ban_r(){

            var r = document.getElementById("for_rand_ban").getElementsByTagName("li").length;

		function getRandomInt(min, max)
            {
                 return Math.floor(Math.random() * (max - min + 1)) + min;
            }
			var min = 0;       
			var rand = getRandomInt(min, r-1);		
			var li = document.getElementById("for_rand_ban").getElementsByTagName("li")[rand];
		li.style.display = 'none';             
        }