$(document).ready(function(){

	contactOption();
			
	$('#contactmeby').change(function() {
		
		var contact_option
		contact_option = $('#contactmeby').val();
		
		if (contact_option == 2) {
			$('label[for=phone]').addClass('field_required');
		} 
		
		if (contact_option == 1) {
			$('label[for=phone]').removeClass('field_required');
		}
		
	});

}); 




function contactOption(){
	
	var contact_option
	contact_option = $('#contactmeby').val();

	if (contact_option == 2) {
		$('label[for=phone]').addClass('field_required');
	} 
		
	if (contact_option == 1) {
		$('label[for=phone]').removeClass('field_required');
	}
}