// JavaScript Document- Delfín Fernández
/****************************************************/

	num=14;
	folder ="images/";
	namei = "cirujanos";
	typei =".jpg"
	namet = "textc";
	typet =".gif";
	position=1;
function init(){
		cargar="";
		changeImage();
		for(var n=0; n<num; n++){
		//cargar=cargar+"'"+folder+namei+n+typei+"'"+", "+"'"+folder+namet+n+typet+"'"+", ";
		cargar1=folder+namei+n+typei;
		cargar1=folder+namet+n+typet;
		simplePreload(cargar1);
		simplePreload(cargar);
		}
		//alert(cargar);
		//simplePreload(cargar);
}
function changeImage(){
	document.mainimage.src = folder+namei+position+typei;
	document.texto.src = folder+namet+position+typet;
}
function prevImage(){
	if(position == 1){
		position=num;
	} else{
		position--;
	}
	changeImage();
}
function nextImage(){
		if(position == num){
			position=1;
	} else{
		position++;
	}
	changeImage();
}
function simplePreload()
{ 
  var args = simplePreload.arguments;
  document.imageArray = new Array(args.length);
  for(var i=0; i<args.length; i++)
  {
    document.imageArray[i] = new Image;
    document.imageArray[i].src = args[i];
  }
}