var $j = jQuery.noConflict();
var counter = 5;

$j("document").ready(function() {
	$j("#content ol > li").wrapInner('<span>');
	
	$j("#answer").keypress(function(event) {
		if (event.which == '13' && counter > 1) {
			event.preventDefault();
		}
	});
	
	if ($j("#submit_button")) {
		$j("#submit_button").attr("disabled", "1");
		$j("#submit_button").attr("value", counter);
		$j("#submit_button").addClass("disabled_submit");
		buttonCountdown();
	}
});
   
function buttonCountdown() {
  setTimeout(function() {
    if (counter == 1) {
      $j("#submit_button").attr("value", "Submit");
      $j("#submit_button").removeClass("disabled_submit");
      $j("#submit_button").removeAttr("disabled");
    }
    else {
      counter = counter - 1;
      $j("#submit_button").attr("value", counter);
      buttonCountdown();
    }
  }, 1000);
}