var imgs=new Array();
var nImg=new Array();

function imagenes(id,imagenes){
	imgs[id]=imagenes;
	nImg[id]=imagenes.length-1;
}

function siguiente(id, sleep, fade){
	var imgCross=new Array();

	var n=0;

	for(i=nImg[id]+1;i<imgs[id].length;i++){
		var img=new Array();
		img['src']=imgs[id][i];
		imgCross[n++]=img;
	}

	for(i=0;i<=nImg[id];i++){
		var img=new Array();
		img['src']=imgs[id][i];
		imgCross[n++]=img;
	}

	$("#"+id).crossSlide({
		sleep: sleep,
		fade: fade
	}, imgCross);

	if(nImg[id]<imgs[id].length-1) nImg[id]++;
	else nImg[id]=0;
}

function anterior(id, sleep, fade){
	var imgCross=new Array();

	var n=0;

	for(i=nImg[id]-1;i>=0;i--){
		var img=new Array();
		img['src']=imgs[id][i];
		imgCross[n++]=img;
	}

	for(i=imgs[id].length-1;i>=nImg[id];i--){
		var img=new Array();
		img['src']=imgs[id][i];
		imgCross[n++]=img;
	}

	$("#"+id).crossSlide({
		sleep: sleep,
  	fade: fade
	}, imgCross);

	if(nImg[id]>0) nImg[id]--;
	else nImg[id]=imgs[id].length-1;
}