function togglereserve(p_sessie, p_rank, p_value, p_max){
 	if (p_value == 'aan'){
		for (var G = 1; G <= p_max; G++){
	 		document.getElementById(p_sessie+G).disabled  = false;
		}
	 	document.getElementById(p_sessie+p_rank).disabled = true;
	}else{
 		document.getElementById(p_sessie+0).checked       = true;
		for (var G = 1; G <= p_max; G++){
	 		document.getElementById(p_sessie+G).disabled  = true;
		}
	}
}

function highlight(p_id, p_sessie, p_rank, p_classhigh, p_class, p_max){
	document.getElementById(p_sessie+0).setAttribute("class", p_class);
	for (var G = 1; G <= p_max; G++){
		l_class = document.getElementById(p_sessie+G).getAttribute("class");
		if ((l_class == p_classhigh) || (p_rank == 0) ){
			document.getElementById(p_sessie+G).setAttribute("class", p_class);		
		}
	}
	document.getElementById(p_id).setAttribute("class", p_classhigh);
}

function leegmaken(p_max){
	document.getElementById('txtNaam').value           = "";
	document.getElementById('txtVoornaam').value       = "";
	document.getElementById('txtAdres1').value         = "";
	document.getElementById('txtAdres2').value         = "";
	document.getElementById('txtTelPF').value          = "";
	document.getElementById('txtTelNO').value          = "";
/*	document.getElementById('txtGebDD').value          = "";
	document.getElementById('txtGebMM').value          = "";
	document.getElementById('txtGebJJJJ').value        = "";*/
	document.getElementById('chkJunior').checked       = false;
	document.getElementById('txtMail').value           = "";
	document.getElementById('txtClub').value           = "";
	document.getElementById('private_key').value       = "";

	document.getElementById('div_feedback').innerHTML   = "<h3>&nbsp;</h3>";
	document.getElementById('errtxtNaam').innerHTML     = "";
	document.getElementById('errtxtVoornaam').innerHTML = "";
	document.getElementById('errtxtMail').innerHTML     = "";
	document.getElementById('errtxtClub').innerHTML     = "";
	document.getElementById('errtxtAdres').innerHTML    = "";
	document.getElementById('errtxtTel').innerHTML      = "";
/*	document.getElementById('errtxtGeboortedatum').innerHTML = ""; */
	document.getElementById('errtxtSessie1X').innerHTML = "";
	document.getElementById('errtxtSessie2X').innerHTML = "";
	document.getElementById('errtxtSessie3X').innerHTML = "";
	document.getElementById('errprivate_key').innerHTML = "";

	for (var S = 1; S <= 3; S++){
		for (var G = 1; G <= p_max; G++){
	 		document.getElementById('radSessie'+S+G).setAttribute("class", "spelprijstabelcel");
	 		document.getElementById('radSessie'+S+G).setAttribute("class", "spelprijstabelcel");
	 		document.getElementById('radSessie'+S+'R'+G).disabled = true;
		}
 		document.getElementById('radSessie'+S+'0').setAttribute("class", "spelprijstabelceloff");
 		document.getElementById('radSessie'+S+'0').setAttribute("class", "spelprijstabelceloff");
		document.getElementById('radSessie'+S+'X0').checked = true;
		document.getElementById('radSessie'+S+'R0').checked = true;
	}
}

function leegmaken1(){
	document.getElementById('txtNaam').value           = "";
	document.getElementById('txtVoornaam').value       = "";
	document.getElementById('txtMail').value           = "";
	document.getElementById('txtOptie1v').value        = "";
	document.getElementById('txtOptie1k').value        = "";
	document.getElementById('txtOptie2v').value        = "";
	document.getElementById('txtOptie2k').value        = "";
	document.getElementById('private_key').value       = "";

	document.getElementById('div_feedback').innerHTML   = "<h3>&nbsp;</h3>";
	document.getElementById('errtxtNaam').innerHTML     = "";
	document.getElementById('errtxtVoornaam').innerHTML = "";
	document.getElementById('errtxtMail').innerHTML     = "";
	document.getElementById('errtxtOpties').innerHTML   = "";
	document.getElementById('errprivate_key').innerHTML = "";
}

function togglediv(p_div){
	if (document.getElementById(p_div).style.display == 'block'){
		document.getElementById(p_div).style.display = "none";
	}else{
		document.getElementById(p_div).style.display = "block";
	}
}