function irA(comp,action){
	document.getElementById("comp").value=comp;
	document.getElementById("action").value=action;
	document.forms[0].submit();
}
	
function actualizarCarro(numArticulos){
	var articulos = document.getElementById("articulosCarro");
	articulos.innerHTML=numArticulos;
}

function abrirVentana(direccion){
	window.open(direccion);
}