//var img_banners = new Array("banner1", "banner2", "banner3", "banner4");
var img_banners = new Array("banner1","banner2");
var url_banners = new Array("#", "#");
var banner_show = 0;

function inicia_banners()
{
	for(i=1;i<=img_banners.length-1;i++)
	{
		var imagen = document.getElementById(img_banners[i]);
		var top = -308*i+"px";
		
		$(imagen).css({'top' : top});
	}
}

function mueve_der()
{
	var imagen_sale = document.getElementById(img_banners[banner_show]);
	$(imagen_sale).css({'position' : 'relative'});
	$(imagen_sale).animate({
		left: '636px'
	},450);
	
	if(banner_show == img_banners.length-1)
	{
		banner_show = -1;
	}
	
	var imagen_entra = document.getElementById(img_banners[banner_show+1]);
	$(imagen_entra).css({'position' : 'relative'});
	$(imagen_entra).css({'left' : '-636px'});
	$(imagen_entra).animate({
		left: '0px'
	},450);
	
	banner_show++;
}

function mueve_izq()
{
	var imagen_sale = document.getElementById(img_banners[banner_show]);
	$(imagen_sale).css({'position' : 'relative'});
	$(imagen_sale).animate({
		left: '-636px'
	},450);
	
	if(banner_show == 0)
	{
		banner_show = img_banners.length;
	}
	
	var imagen_entra = document.getElementById(img_banners[banner_show-1]);
	$(imagen_entra).css({'position' : 'relative'});
	$(imagen_entra).css({'left' : '636px'});
	$(imagen_entra).animate({
		left: '0px'
	},450);
	
	banner_show--;
	
}


//var timer = $.timer(mueve_der, 1000);

setInterval("mueve_der()",10000);