// JScript File

//ROLLOVERS
function roll(elemento) {
  if (elemento.src.substring(elemento.src.length-9) == "_over.jpg") {
    elemento.src = elemento.src.substring(0,elemento.src.length-9) + ".jpg"
  }
  else {
    elemento.src = elemento.src.substring(0, elemento.src.length-4) + "_over.jpg"
  }
}
function over_item(elemento) {
  if (elemento.className == "item_over") {
	  elemento.className = "item_out";
	}
	else {
	  elemento.className = "item_over";
	  }
	}
function over(elemento) {
  if (elemento.className == "menu_item_over") {
	  elemento.className = "menu_item";
	}
	else {
	  elemento.className = "menu_item_over";
	}
}

function changeClass(elem) {
  var ivl = document.getElementById(elem);
  if (ivl.className == 'hidden') {
	  ivl.className = 'visible';
	}
	else {
	  ivl.className = 'hidden';
  }
} 
//FUNCIONES GENEREALES
function sure(url) {
  if (window.confirm("¿Esta seguro?")) {
    location.href = url
  }
}
function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}
//PRELOAD
 var preload = new Image(100,100);
 preload.src = "../images/fondo.gif";
 preload = new Image(100,100);
 preload.src = "../images/top_fondo.jpg";
 preload = new Image(100,100);
 preload.src = "../images/fondo_derecha_top.jpg";
 preload = new Image(100,100);
 preload.src = "../images/menu_background.gif";
 preload = new Image(100,100);
 preload.src = "../images/menu_background_over.jpg";
 preload = new Image(100,100);
 preload.src = "../images/fecha.jpg";
 preload = new Image(100,100);
 preload.src = "../images/fondo_login.jpg";
 preload = new Image(100,100);
 preload.src = "../images/login_fondo_dentro.jpg";
 preload = new Image(100,100);
 preload.src = "../images/fondo_bottom.jpg";
 preload = new Image(100,100);
 preload.src = "../images/barra.png";
 preload = new Image(100,100);
 preload.src = "../images/mapa_del_sitio_over.jpg";
 preload = new Image(100,100);
 preload.src = "../images/enlaces_interes_over.jpg";
 preload = new Image(100,100);
 preload.src = "../images/contactenos_over.jpg";