function get_contact(){
	var nombre = "ewesti";
	var conector="@";
	var dominio="telefonica";
	var extension = ".net";
	return nombre+conector+dominio+extension;
}

function write_contact(){
	var html = "<a href='mailto:"+get_contact()+"'>"+get_contact()+"</a>";
	var con = document.getElementById("email_contacto");
    con.innerHTML = html;	
}


window.onload = function() { 
	write_contact();
}