function Evaluate()
{
var reqRequired = document.getElementById("ctl00_cphContenido_rRequired");
var reqIncorrect = document.getElementById("ctl00_cphContenido_rIncorrect");
var reqDifferent = document.getElementById("ctl00_cphContenido_rDifferent");

if(reqRequired.style.display == "inline")
{
reqIncorrect.style.display  = "none";
reqDifferent.style.display = "none";
}
else if(reqIncorrect.style.display == "inline")
{
reqDifferent.style.display = "none";
}
else
{
reqDifferent.style.display = "inline";
}

}