$(document).ready(function() {
  //set the default year based on the first value of the year select box...
  var default_year = $("#edit-submitted-qa-classroom-class-date-year option:eq(1)").val(); 

  $("#edit-submitted-qa-classroom-class-date-year").change(function(){
    var start_year_value = $("#edit-submitted-qa-classroom-class-date-year option:selected").val();
	var end_year_value = $("#edit-submitted-qa-classroom-class-end-date-year option:selected").val();
	if (end_year_value < start_year_value) {
      $("#edit-submitted-qa-classroom-class-end-date-year").val(start_year_value);
	}
  });

  //now set the initial value of the start and end years...
  $("#edit-submitted-qa-classroom-class-date-year").val(default_year);
  $("#edit-submitted-qa-classroom-class-end-date-year").val(default_year);

  $("#webform-component-qa-classroom-equipment-cl231").hide();
  $("#webform-component-qa-classroom-equipment-s165a").hide();
  $("#webform-component-qa-classroom-equipment-cc151").hide();
  $("#webform-component-qa-classroom-additional-requirements").hide();
  $("#webform-component-qa-classroom-software").hide();
  $("#webform-component-qa-classroom-setup").hide();
  
  $("#edit-submitted-qa-classroom-select").change(function() {
    var classroom_selected = $("#edit-submitted-qa-classroom-select option:selected").text();
    if (classroom_selected == "Teaching & Learning Center - Library CL231") {
	  $("#webform-component-qa-classroom-equipment-s165a").hide("fast");
      $("#webform-component-qa-classroom-equipment-cc151").hide("fast");
	  $("#webform-component-qa-classroom-equipment-cl231").show("fast");
      $("#webform-component-qa-classroom-additional-requirements").show("fast");
      $("#webform-component-qa-classroom-software").show("fast");
      $("#webform-component-qa-classroom-setup").show("fast");
    } else if (classroom_selected == "Medical Sciences S165A") {
      $("#webform-component-qa-classroom-equipment-cl231").hide("fast");
      $("#webform-component-qa-classroom-equipment-cc151").hide("fast");
      $("#webform-component-qa-classroom-equipment-s165a").show("fast");
      $("#webform-component-qa-classroom-additional-requirements").hide("fast");
      $("#webform-component-qa-classroom-software").hide("fast");
      $("#webform-component-qa-classroom-setup").hide("fast");
    } else if (classroom_selected == "Mission Bay CC151"){
      $("#webform-component-qa-classroom-equipment-cl231").hide("fast");
      $("#webform-component-qa-classroom-equipment-s165a").hide("fast");
      $("#webform-component-qa-classroom-equipment-cc151").show("fast");
      $("#webform-component-qa-classroom-additional-requirements").hide("fast");
      $("#webform-component-qa-classroom-software").hide("fast");
      $("#webform-component-qa-classroom-setup").hide("fast");
    } else {
      $("#webform-component-qa-classroom-equipment-cl231").hide("fast");
      $("#webform-component-qa-classroom-equipment-s165a").hide("fast");
      $("#webform-component-qa-classroom-equipment-cc151").hide("fast");
      $("#webform-component-qa-classroom-additional-requirements").hide("fast");
      $("#webform-component-qa-classroom-software").hide("fast");
      $("#webform-component-qa-classroom-setup").hide("fast");
    }
  });   
});