function checkmembershiptype() {
	$membertype=document.getElementById('membershiptype').value;
	alert($membershiptype);
	if ($membershiptype!="Select a Membership type."){document.getElementById('mem1stsub').disabled="false";}
	if ($membertype=="Public Service" || $membertype=="Student") {
		/*document.getElementById('twomoninst').disabled=true;
		document.getElementById('threemoninst').disabled=true;
		document.getElementById('auto3mon').disabled=true;*/
		document.getElementById('duesinstpay').disabled=true;
		document.getElementById('novdecpay').disabled=true;
	}
	else {
		/*document.getElementById('twomoninst').disabled = false;
		document.getElementById('threemoninst').disabled = false;
		document.getElementById('auto3mon').disabled = false;*/
		document.getElementById('duesinstpay').disabled=false;
		document.getElementById('novdecpay').disabled=false;
	}
}
function novdec(form) {
	$membertype=document.getElementById('membershiptype').value;
	if ($membertype!="Select a Membership type."){document.frmmembershiprenew.mem1stsub.disabled=false;}
	if ($membertype=="Public Service" || $membertype=="Student") {
		/*document.getElementById('twomoninst').disabled=true;
		document.getElementById('threemoninst').disabled=true;
		document.getElementById('auto3mon').disabled=true;*/
		document.getElementById('duesinstpay').disabled=true;
		document.getElementById('duesfinpay').disabled=true;
		document.getElementById('duesfullpay').checked=true;
		document.getElementById('duesinstpay').checked=false;
		document.getElementById('duesfinpay').checked=false;
	}
	else {
		/*document.getElementById('twomoninst').disabled = false;
		document.getElementById('threemoninst').disabled = false;
		document.getElementById('auto3mon').disabled = false;*/
		document.getElementById('duesinstpay').disabled=false;
		document.getElementById('duesfinpay').disabled=false;
	}


/*clear selections*/
document.getElementById('fullpri').style.backgroundColor = "#fff";
document.getElementById('fullsec').style.backgroundColor = "#fff";
document.getElementById('fullins').style.backgroundColor = "#fff";
document.getElementById('fullcom').style.backgroundColor = "#fff";
document.getElementById('fullpub').style.backgroundColor = "#fff";
document.getElementById('fullstu').style.backgroundColor = "#fff";

document.getElementById('novpri').style.backgroundColor = "#fff";
document.getElementById('novsec').style.backgroundColor = "#fff";
document.getElementById('novins').style.backgroundColor = "#fff";
document.getElementById('novcom').style.backgroundColor = "#fff";			
document.getElementById('decpri').style.backgroundColor = "#fff";
document.getElementById('decsec').style.backgroundColor = "#fff";
document.getElementById('decins').style.backgroundColor = "#fff";
document.getElementById('deccom').style.backgroundColor = "#fff";

document.getElementById('fullpri').style.color = "#000";
document.getElementById('fullsec').style.color = "#000";
document.getElementById('fullins').style.color = "#000";
document.getElementById('fullcom').style.color = "#000";
document.getElementById('fullpub').style.color = "#000";
document.getElementById('fullstu').style.color = "#000";

document.getElementById('novpri').style.color = "#000";
document.getElementById('novsec').style.color = "#000";
document.getElementById('novins').style.color = "#000";
document.getElementById('novcom').style.color = "#000";
document.getElementById('decpri').style.color = "#000";
document.getElementById('decsec').style.color = "#000";
document.getElementById('decins').style.color = "#000";
document.getElementById('deccom').style.color = "#000";

	if (form.duesinstpay[0].checked==true){
		if (form.membershiptype[1].selected==true){
			document.getElementById('fullpri').style.backgroundColor = "#aaa";
			document.getElementById('fullpri').style.color = "#fff";
		}
		if (form.membershiptype[2].selected==true){
			document.getElementById('fullsec').style.backgroundColor = "#aaa";
			document.getElementById('fullsec').style.color = "#fff";
		}
		if (form.membershiptype[3].selected==true){
			document.getElementById('fullins').style.backgroundColor = "#aaa";
			document.getElementById('fullins').style.color = "#fff";
		}
		if (form.membershiptype[4].selected==true){
			document.getElementById('fullcom').style.backgroundColor = "#aaa";
			document.getElementById('fullcom').style.color = "#fff";
		}
		if (form.membershiptype[5].selected==true){
			document.getElementById('fullpub').style.backgroundColor = "#aaa";
			document.getElementById('fullpub').style.color = "#fff";
		}
		if (form.membershiptype[6].selected==true){
			document.getElementById('fullstu').style.backgroundColor = "#aaa";
			document.getElementById('fullstu').style.color = "#fff";
		}
	}
	if (form.duesinstpay[1].checked==true){
		if (form.membershiptype[1].selected==true){
			/*nov primary Membership selected*/
			document.getElementById('novpri').style.backgroundColor = "#aaa";
			document.getElementById('novpri').style.color = "#fff";		
		}
		if (form.membershiptype[2].selected==true){
			/*nov secondary Membership selected*/
			document.getElementById('novsec').style.backgroundColor = "#aaa";
			document.getElementById('novsec').style.color = "#fff";		
		}
		if (form.membershiptype[3].selected==true){
			/*nov institute Membership selected*/
			document.getElementById('novins').style.backgroundColor = "#aaa";
			document.getElementById('novins').style.color = "#fff";		
		}
		if (form.membershiptype[4].selected==true){
			/*nov commercial Membership selected*/
			document.getElementById('novcom').style.backgroundColor = "#aaa";
			document.getElementById('novcom').style.color = "#fff";		
		}
	}
	if (form.duesinstpay[2].checked==true)
	{
		if (form.membershiptype[1].selected==true){
			/*nov primary Membership selected*/
			document.getElementById('decpri').style.backgroundColor = "#aaa";
			document.getElementById('decpri').style.color = "#fff";		
		}
		if (form.membershiptype[2].selected==true){
			/*nov secondary Membership selected*/
			document.getElementById('decsec').style.backgroundColor = "#aaa";
			document.getElementById('decsec').style.color = "#fff";		
		}
		if (form.membershiptype[3].selected==true){
			/*nov institute Membership selected*/
			document.getElementById('decins').style.backgroundColor = "#aaa";
			document.getElementById('decins').style.color = "#fff";		
		}
		if (form.membershiptype[4].selected==true){
			/*nov commercial Membership selected*/
			document.getElementById('deccom').style.backgroundColor = "#aaa";
			document.getElementById('deccom').style.color = "#fff";		
		}
	}
}