function IsLastanswer(){
	if($("input[name='lastanswer']").attr('checked')){
		$("input[name='lastanswer_select']").attr('disabled','');
		$("input[name='option4']").attr('readonly','readonly');
	}else{
		$("input[name='lastanswer_select']").attr('disabled','disabled').attr('checked','');
		$("input[name='option4']").attr('readonly','');
	}
}
function selectlastanswer(value){
	$("input[name='option4']").attr('value',value);
}
function js_questiontype(value){
	if(value == 'yn'){
		$('#tr_yn').css('display','');
		$('#tr_choose').css('display','none');
	}
	if(value == 'choose'){
		$('#tr_yn').css('display','none');
		$('#tr_choose').css('display','');
	}
}
function js_programme(){
	if($("select[name='programme']").val()=='psms.programme.a'){
		$('#tr_chapter').css('display','');
	}else{
		$('#tr_chapter').css('display','none');
	}
}
jQuery.validator.addClassRules({
	chapter:{
		required: function(element){
			return $("select[name='programme']").val() == 'psms.programme.a'
		}
	}
});