function mostrar(elemento,i){
var interval = 1500;
	$(elemento).fadeIn(interval,function(){
		setTimeout(function () {
			$(elemento).fadeOut(interval,function(){
				showNext(elemento,i);
			});
		},4000);
	});
}

function showNext(elemento,elindex){
	elmts1 = $(".sliderCol1 li").get();
	elmts2 = $(".sliderCol2 li").get();
	elmts3 = $(".sliderCol3 li").get();
	for (var i = 0; i < elmts1.length; i++) {
		if(i == elindex){
			if(i+1 == elmts1.length){
				mostrar(elmts1[0],0);
			}else{
				mostrar(elmts1[i+1],i+1);
			}
		}
	}
	for (var i = 0; i < elmts2.length; i++) {
		if(i == elindex){
			if(i+1 == elmts2.length){
				mostrar(elmts2[0],0);
			}else{
				mostrar(elmts2[i+1],i+1);
			}
		}
	}
	for (var i = 0; i < elmts3.length; i++) {
		if(i == elindex){
			if(i+1 == elmts3.length){
				mostrar(elmts3[0],0);
			}else{
				mostrar(elmts3[i+1],i+1);
			}
		}
	}
}