var links = new Array("http://affiliate.bilet.ru/affiliate-2400.htm","http://affiliate.bilet.ru/affiliate-2401.htm","http://affiliate.bilet.ru/affiliate-2402.htm","/online_order/xxltaxi.phtml");
var obj, i, j;
function showCont(id){
	for (i=1; i<=4; i++){
		j = "z"+i;
		obj = document.getElementById(j);
		if ( obj!= null ){
			if ( j == id ){
				obj.style.paddingBottom = "5px";
				obj.style.borderBottomWidth = "0";
				obj = document.getElementById("avia");
				if ( obj != null)
					obj.src = links[i-1];
			}
			else{
				obj.style.paddingBottom = "3px";
				obj.style.borderBottom = "2px solid #689fe3";
			}
		}
	}
}