var imgCorrecto = "img/modulos/si.gif";
var imgIncorrecto = "img/modulos/no.gif";
var imgMonitor = "img/modulos/monitor.gif";

function chequeaRadios()
	{
	for (var i=0;i<4;i++)
		{
		if (document.formRadios.grupo[i].checked == false)
			{
			document.monitor.src = imgMonitor;
			}

		else if (document.formRadios.grupo[i].checked == true)
			{
			if (document.formRadios.grupo[i].value == "si")
				{
				document.monitor.src = imgMonitor;
				setTimeout('document["monitor"].src = imgCorrecto',150);
				break;
				}

	 	else
			{
			document.monitor.src = imgMonitor;
			setTimeout('document["monitor"].src = imgIncorrecto',150);
			break;
			}
		 }


	}
}