/**
 * Controla que el código introducido en la casilla de control del formulario
 * tenga el valor correcto
 */
function control() {
	alert("Aqui");
	if (document.getElementById('control_code').innerHTML != document
			.getElementById('user_control').value) {
		alert("Código de control incorrecto");
		return false;
	} else {
		return true;
	}
}

/**
 * Agrega pagina a favoritos
 */
function addToFavorites() {
	var url = "http://www.macrotraining.com/"; //
	var titulo = "Entrenamiento deportivo online"; //
	// IE
	if ((navigator.appName == "Microsoft Internet Explorer")
			&& (parseInt(navigator.appVersion) >= 4)) {
		window.external.AddFavorite(url, titulo);
	}
	// Para Firefox
	else {
		if (navigator.appName == "Netscape")
			//
			window.sidebar.addPanel(titulo, url, "");
	}
	return true;
}

/*
* Establwce la pagina de inicio del navegador
*/
function makeHomePage()
{
	var url = "http://www.macrotraining.com/"; //
	document.setHomePage(url);
	return true;
} 

/**
 * Sets the flag img on the profile page
 */
function setFlagImg(id){
document.getElementById('flag').src='../../the/default/img/flags/' + id;
}

/**
 * Sets the sport img on the profile page
 */
function setSportImg(id){
document.getElementById('sport').src='../../the/default/img/sports/' + id;
}
//Selects the days of the week when the number of days per week changes
function selectDefaultDays(index){
	
	//Unselect all
	document.getElementById('L').checked = false;
		document.getElementById('M').checked = false;
			document.getElementById('X').checked = false;
				document.getElementById('J').checked = false;
					document.getElementById('V').checked = false;
						document.getElementById('S').checked = false;
	
	if(index==0){ //2 days per week
	document.getElementById('L').checked = true;
	document.getElementById('X').checked = true;
		}
		if(index==1){ //3 days per week
	document.getElementById('L').checked = true;
	document.getElementById('X').checked = true;
	document.getElementById('V').checked = true;
		}
	}