$(document).ready(function() {
	
	$("fieldset optgroup").each( function() {
		if($(this).children().length <= 0) { $(this).css("display","none") }					  
	});
	  
      $("p#selectDates span").addClass("nodisplay");
	  $("p#selectDates2 span").addClass("nodisplay");
	  $("p#selectDates3 span").addClass("nodisplay");
	  $("p#selectDates4 span").addClass("nodisplay");
	  
	  
	  $("fieldset#delegateInformation").addClass("nodisplay");
	  $("fieldset#delegateOne").removeClass("nodisplay");
	  $("fieldset#delegateTwo").addClass("nodisplay");
	  $("fieldset#delegateThree").addClass("nodisplay");
	  $("fieldset#delegateFour").addClass("nodisplay");
	  
      $(".defaultDateSelect").removeClass("nodisplay");
	  
	  $("a#addDelegate2").click(function(event){
		   event.preventDefault();
		   $("fieldset#delegateTwo").show("slow");
		   $("a#addDelegate2").hide();
		});
	  
	  $("a#addDelegate3").click(function(event){
		   event.preventDefault();
		   $("fieldset#delegateThree").show("slow");
		   $("a#addDelegate3").hide();
		});
	  
	  $("a#addDelegate4").click(function(event){
		   event.preventDefault();
		   $("fieldset#delegateFour").show("slow");
		   $("a#addDelegate4").hide();
		});
	  
      $("#courseSelect").change(function() {
          
          $("p#selectDates span").addClass("nodisplay");
          
          $selectedNumber1 = "p#selectDates #select" + $("#courseSelect option:selected").val();

          $changeName1 = $selectedNumber1 + " select";
						
			$($selectedNumber1).removeClass("nodisplay");
					  
			$($changeName1).attr("name","dateAndLocation1");
      });
	  
	  $("#courseSelect2").change(function() {
          
			$("p#selectDates2 span").addClass("nodisplay");
					  
			$selectedNumber2 = "p#selectDates2 #select" + $("#courseSelect2 option:selected").val();
			
			$changeName2 = $selectedNumber2 + " select";
						
			$($selectedNumber2).removeClass("nodisplay");
					  
			$($changeName2).attr("name","dateAndLocation2");
      });
	  
	  $("#courseSelect3").change(function() {
          
          $("p#selectDates3 span").addClass("nodisplay");
          
          $selectedNumber3 = "p#selectDates3 #select" + $("#courseSelect3 option:selected").val();
		  
		  $changeName3 = $selectedNumber3 + " select";

          $($selectedNumber3).removeClass("nodisplay");
		  
		  $($changeName3).attr("name","dateAndLocation3");
      });
	  
	  $("#courseSelect4").change(function() {
          
          $("p#selectDates4 span").addClass("nodisplay");
          
          $selectedNumber4 = "p#selectDates4 #select" + $("#courseSelect4 option:selected").val();

          $changeName4 = $selectedNumber4 + " select";

          $($selectedNumber4).removeClass("nodisplay");
		  
		  $($changeName4).attr("name","dateAndLocation4");
      });
      


		

	  
	  
	  
	  
  });