var $j = jQuery.noConflict();

$j(document).ready(function()
{
	
	if($j.cookie('fontsize') == 1 || $j.cookie('fontsize') == 2 || $j.cookie('fontsize') == 3)
	{
		$j('link#altstyle_'+$j.cookie('fontsize')).attr('rel', 'stylesheet');
	}
	
	if($j.cookie('screensize') == 'breed_tussenstap' || $j.cookie('screensize') == 'breed_zenitor')
	{
		$j('link#'+$j.cookie('screensize')).attr('rel', 'stylesheet');
	}
	
	$j('#a1').click(function(){
		$j('link#altstyle_1').attr('href', 'scripts/css/altstyle_1.css');
		$j('link#altstyle_1').attr('rel', 'stylesheet');
		$j('link#altstyle_2').attr('rel', 'alternate stylesheet');
		$j('link#altstyle_2').attr('href', '');
		$j('link#altstyle_3').attr('rel', 'alternate stylesheet');
		$j('link#altstyle_3').attr('href', '');
		
		$j.cookie('fontsize', 1, {expires: 365});
	});
	
	$j('#a2').click(function(){
		$j('link#altstyle_1').attr('rel', 'alternate stylesheet');
		$j('link#altstyle_1').attr('href', '');
		$j('link#altstyle_2').attr('href', 'scripts/css/altstyle_2.css');
		$j('link#altstyle_2').attr('rel', 'stylesheet');
		$j('link#altstyle_3').attr('rel', 'alternate stylesheet');
		$j('link#altstyle_3').attr('href', '');
		
		$j.cookie('fontsize', 2, {expires: 365});
	});
	
	$j('#a3').click(function(){
		$j('link#altstyle_1').attr('rel', 'alternate stylesheet');
		$j('link#altstyle_1').attr('href', '');
		$j('link#altstyle_2').attr('rel', 'alternate stylesheet');
		$j('link#altstyle_2').attr('href', '');
		$j('link#altstyle_3').attr('href', 'scripts/css/altstyle_3.css');
		$j('link#altstyle_3').attr('rel', 'stylesheet');
		
		$j.cookie('fontsize', 3, {expires: 365});
	});
	
	$j('#large_tussenstap').click(function(){
		$j('link#breed_tussenstap').attr('rel', 'stylesheet');
		$j('link#breed_tussenstap').attr('href', 'scripts/css/tussenstapStyle_breed.css');
		
		$j.cookie('screensize', 'breed_tussenstap', {expires: 365});
	});
	
	$j('#small_tussenstap').click(function(){
		$j('link#breed_tussenstap').attr('rel', 'alternate stylesheet');
		$j('link#breed_tussenstap').attr('href', 'scripts/css/TussenstapStyle.css');
		
		$j.cookie('screensize', 'small', {expires: 365});
	});
	
	$j('#large_zenitor').click(function(){
		$j('link#breed_zenitor').attr('rel', 'stylesheet');
		$j('link#breed_zenitor').attr('href', 'scripts/css/zenitor_breed.css');
		
		$j.cookie('screensize', 'breed_zenitor', {expires: 365});
	});
	
	$j('#small_zenitor').click(function(){
		$j('link#breed_zenitor').attr('rel', 'alternate stylesheet');
		$j('link#breed_zenitor').attr('href', 'scripts/css/ZenitorStyle.css');
		
		$j.cookie('screensize', 'small', {expires: 365});
	});
});

function MM_CheckFlashVersion(reqVerStr,msg){
  with(navigator){
    var isIE  = (appVersion.indexOf("MSIE") != -1 && userAgent.indexOf("Opera") == -1);
    var isWin = (appVersion.toLowerCase().indexOf("win") != -1);
    if (!isIE || !isWin){  
      var flashVer = -1;
      if (plugins && plugins.length > 0){
        var desc = plugins["Shockwave Flash"] ? plugins["Shockwave Flash"].description : "";
        desc = plugins["Shockwave Flash 2.0"] ? plugins["Shockwave Flash 2.0"].description : desc;
        if (desc == "") flashVer = -1;
        else{
          var descArr = desc.split(" ");
          var tempArrMajor = descArr[2].split(".");
          var verMajor = tempArrMajor[0];
          var tempArrMinor = (descArr[3] != "") ? descArr[3].split("r") : descArr[4].split("r");
          var verMinor = (tempArrMinor[1] > 0) ? tempArrMinor[1] : 0;
          flashVer =  parseFloat(verMajor + "." + verMinor);
        }
      }
      // WebTV has Flash Player 4 or lower -- too low for video
      else if (userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 4.0;

      var verArr = reqVerStr.split(",");
      var reqVer = parseFloat(verArr[0] + "." + verArr[2]);
  
      if (flashVer < reqVer){
        if (confirm(msg))
          window.location = "http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash";
      }
    }
  } 
}

// reverse functie voor jquery
$j.fn.reverse = function() {
	return $j(this.get().reverse());
}

$j(document).ready(function () {
	if ($j('.enquete_formulier').length > 0) {

    // Alle items verbergen en de eerste vraag tonen als startup met eventuele info/titelblokken ervoor
    $j('.enquete_item').hide();
    $j('.enquete_formulier form').each(function() {
      var children = $j(this).children('.enquete_item');
      for (i=0; i<children.length; i++)
      {
        $j(children[i]).show();
        if (!$j(children[i]).hasClass('enquete_type_100') && !$j(children[i]).hasClass('enquete_type_110'))
        {
          break;
        }
      }
    });
    $j('.enquete_vorige').hide();


    $j('.enquete_submit_wrapper > button').click(function() {
      var geklikte_button = $j(this);

      var id = $j(this).parent().parent('form').attr('id');
      var enquete_items = $j('#'+id+' .enquete_item');
      var aantal_items = enquete_items.length;
      var vorige = false;
      var volgende = false;
      var item_getoond = false;

      if ($j(this).hasClass('enquete_vorige'))
      {
        enquete_items = enquete_items.reverse();
        vorige = true;
      }
      else
      {
        volgende = true;
      }
      var huidig_item = false;

      enquete_items.each(function(index, value) {
        $j('.enquete_vorige').show();

        // Huidig zichtbaar item verbergen en opslaan in huidig_item
        if ($j(this).css('display') == 'block')
        {
          $j(this).hide();
          huidig_item = $j(this);
        }
        else
        {
          // enkel iets doen als er al een huidig_item is
          if (huidig_item != false)
          {
            // Als het item niet voldoet aan de condities, niets doen
            if ($j(this).hasClass('meetsconditions'))
            {
              if (volgende)
              {
                // infoblokken (110) en titelblokken (100) tonen, maar de vraag erna ook nog meenemen
                $j(this).show();
                if (!$j(this).hasClass('enquete_type_100') && !$j(this).hasClass('enquete_type_110'))
                {
                  return false;
                }
              }
              else
              {
                // Vraag tonen, maar info/titelblokken ervoor eventueel ook tonen
                if (!$j(this).hasClass('enquete_type_100') && !$j(this).hasClass('enquete_type_110') && item_getoond)
                {
                  return false;
                }
                $j(this).show();
                item_getoond = true;
              }
            }
          }
        }
        // Als dit item het laatste op het formulier is: formulier submitten
        // Als het het eerste is, knop vorige verbergen
        if (index == (aantal_items-1))
        {
          if (volgende)
          {
            $j('#'+id+' > .enquete_submit_wrapper').hide();
            $j('#'+id+' > .enquete_submit_post_wrapper').show();
            $j('#'+id).submit();
          }
          else
          {
            $j(geklikte_button).hide();
          }
        }
      });
      return false;
    });
	}
});