function controlAcceptance(){
    var elems = $('#acceptance');
    if(elems.length < 1){ return; }
    $('#acceptance input:submit').attr('disabled','disabled');
    $('#acceptance input:radio[@name="your-acceptance"]').click(
	function(){ 
	    var acceptance = $('#acceptance input:radio[@name="your"]:checked').val();
	    if(acceptance == '同意する' || 
	       acceptance == 'Agree' || 
	       acceptance == '동의함' || 
	       acceptance == 'Принимаю' || 
	       acceptance == '同意'){
		$('#acceptance input:submit').attr('disabled','');
	    }else{
		$('#acceptance input:submit').attr('disabled','disabled');
		alert($('#alertmessage').text());
	    }
	}
    );
}