var init_index = function(){
//---------------------promo block-----------------------------------------------------------------*/
	var promo = document.getElement('.promo');
	if ($chk(promo)){
		var visual = promo.getElements('.visual');
		var promo_texts = promo.getElements('.text');
		visual.each(function(link, i){
			link.addEvent('click', function(e){
				if ($chk(e)){e.stop()};
				promo.setStyle('background-position', '0px -' + promo.getHeight() + 'px');
				promo_texts.each(function(div){
					div.addClass('hidden');
				});
				promo_texts[i+1].removeClass('hidden');
				visual.each(function(a){
					a.getParent().addClass('bviolet').removeClass('borange');
				});
				link.getParent().addClass('borange').removeClass('bviolet');;
			});
		});
	}
//---------------------domain zones----------------------------------------------------------------*/
	var d = document.getElement('.domains');
	if ($chk(d)){
		var zones = d.getElements('input[type=checkbox]');
		zones.each(function(zone){
			zone.getParent().addEvent('click', function(){
				if (this.hasClass('selected')){
					this.removeClass('selected');
					zone.removeProperty('checked');
				}
				else{
					this.addClass('selected');
					zone.setProperty('checked', 'checked');
				}
			});
		});
		window.addEvent('load', function(){
			setTimeout(
				function(){
					zones.each(function(zone){
						if (zone.getProperty('checked') == ''){
							zone.getParent().removeClass('selected');
						}
						else{
							zone.getParent().addClass('selected');
						}
					});
				},
				0
			);
		});
	}
//-------------------------------------------------------------------------------------------------*/
}