$(document).ready(function(){
						   
	$('#entrance').keyup(function() {
		var entr_val = $('#entrance').val();
		if (entr_val == ""){
			$('#other').hide("slow");
		} else {
			$('#other').show("slow");
		}
	});

/*
	$('#phone_internet').click(function() {
		$('#group_services').toggle();
		
	});
	
   function countChecked() {
      var n = $("#group_services input:checked").length;
		if (n > 0) {
			$('#all_services').hide();
		} else {
			$('#all_services').show();
		}
    }
	
	countChecked();

	$('#group_services').click(countChecked);
*/

});