/**
 *
 * @access public
 * @return void
 **/
function radioChange(){
	var elem = document.getElementById("radio");
	if(elem.value == "2.4"){
		document.getElementById("freq1").setAttribute("disabled", true);
		document.getElementById("freq2").setAttribute("disabled", true);
		document.getElementById("freq3").setAttribute("disabled", true);
		document.getElementById("freq1").value="-";
		document.getElementById("freq2").value="-";
		document.getElementById("freq3").value="-";
	}else{
		document.getElementById("freq1").removeAttribute("disabled");
		document.getElementById("freq2").removeAttribute("disabled");
		document.getElementById("freq3").removeAttribute("disabled");
		document.getElementById("freq1").value="";
		document.getElementById("freq2").value="";
		document.getElementById("freq3").value="";
	}
}

/**
 *
 * @access public
 * @return void
 **/
function raceEntryValidate(){
	var errorMsg = "";
	if(document.getElementById("oneday").checked){
		document.getElementById("org_id").value = "Endags";
	}
	if(document.getElementById("borrowtransponder").checked){
		document.getElementById("ambrc").value = "Låner";
	}

	if(document.getElementById("firstname").value == ""){
		errorMsg = "Fornavn mangler\n";
	}
	if(document.getElementById("lastname").value == ""){
		errorMsg += "Efternavn mangler\n";
	}
	if(document.getElementById("club").value == ""){
		errorMsg += "Klub mangler\n";
	}
	if(document.getElementById("address").value == ""){
		errorMsg += "Adresse mangler\n";
	}
	if(document.getElementById("postal_code").value == ""){
		errorMsg += "Postnr. mangler\n";
	}
	if(document.getElementById("city").value == ""){
		errorMsg += "By mangler\n";
	}
	if(document.getElementById("email").value == ""){
		errorMsg += "Email mangler\n";
	}
	if(document.getElementById("org_id").value == ""){
		errorMsg += "ID/Licens mangler\n";
	}
	if(document.getElementById("ambrc").value == ""){
		errorMsg += "AMBrc Transponder-nr. mangler\n";
	}
	var missingFreq = 0;
	if(document.getElementById("freq1").value == ""){
		missingFreq++;
	}
	if(document.getElementById("freq2").value == ""){
		missingFreq++;
	}
	if(document.getElementById("freq3").value == ""){
		missingFreq++;
	}
	if(missingFreq > 1){
		errorMsg += "Der skal angives minimum 2 frekvenser\n";
	}

	if(errorMsg != ""){
		alert(errorMsg);
		return false;
	}else{
		return true;
	}

}