//////////////////////////////////////////////////
// General JS for MailChimp.com
// Requires jQuery
//////////////////////////////////////////////////

$(document).ready(function(){
	disclosureBoxes();
	externalLinks();
	$('a[rel*=facebox]').facebox(); 
	applesearch.init();
	// Zebra stripe tables
	$(".zebra-stripe tr").mouseover(function() {$(this).addClass("tr-over");}).mouseout(function() {$(this).removeClass("tr-over");});
	$(".zebra-stripe tr:even").addClass("even");
	$(".zebra-stripe tr:odd").addClass("odd");
});

// Disclosure Boxes - toggle opn/closed a div with class .disclosure content
function disclosureBoxes(){
	prepDisclosureBoxes(); // get interface ready
	
	$('a.toggle').click(function(){
		$(this).parent().next('.disclosure-content').slideToggle("slow");
		$(this).toggleClass('active');
		return false;
	});
}

// Close all disclosure boxes by default (progressive enhancement)
// Wrap all disclosure titles with an anchor tag trigger interaction
function prepDisclosureBoxes(){
	$('.disclosure-content').css({'display':'none'});
	$('.disclosure-title').wrapInner('<a href="#" class="toggle" title="click to open"></a>');
}


// Launch content in new window
// Add rel="external" on any link to launch new window
function externalLinks() {
 	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
		for (var i=0; i<anchors.length; i++) {
		   var anchor = anchors[i];
		   if (anchor.getAttribute("href") &&
			   anchor.getAttribute("rel") == "external")
			 anchor.target = "_blank";
		}
}


/* Facebox
To activate from HTML page: <a href="pic-or-other-file" rel="facebox">
------------------------------------------------------------------------- */
(function($) {
	var imgDir = "../images/main/scroll/";
  $.facebox = function(data, klass) {
    $.facebox.loading()

    if (data.ajax) fillFaceboxFromAjax(data.ajax)
    else if (data.image) fillFaceboxFromImage(data.image)
    else if (data.div) fillFaceboxFromHref(data.div)
    else if ($.isFunction(data)) data.call($)
    else $.facebox.reveal(data, klass)
  }

  /*
   * Public, $.facebox methods
   */

  $.extend($.facebox, {
    settings: {
      opacity      : 0,
      overlay      : true,
      loadingImage : imgDir+'facebox/loading.gif',
      closeImage   : imgDir+'facebox/closelabel.gif',
      imageTypes   : [ 'png', 'jpg', 'jpeg', 'gif' ],
      faceboxHtml  : '\
    <div id="facebox" style="display:none;"> \
      <div class="popup"> \
        <table> \
          <tbody> \
            <tr> \
              <td class="tl"/><td class="b"/><td class="tr"/> \
            </tr> \
            <tr> \
              <td class="b"/> \
              <td class="body"> \
                <div class="facebox-content"> \
                </div> \
                <div class="footer"> \
                  <a href="#" class="close"> \
                    <img src="'+imgDir+'facebox/closelabel.gif" title="close" class="close_image" /> \
                  </a> \
                </div> \
              </td> \
              <td class="b"/> \
            </tr> \
            <tr> \
              <td class="bl"/><td class="b"/><td class="br"/> \
            </tr> \
          </tbody> \
        </table> \
      </div> \
    </div>'
    },

    loading: function() {
      init()
      if ($('#facebox .loading').length == 1) return true
      showOverlay()

      $('#facebox .facebox-content').empty()
      $('#facebox .body').children().hide().end().
        append('<div class="loading"><img src="'+$.facebox.settings.loadingImage+'"/></div>')

      $('#facebox').css({
        top:	getPageScroll()[1] + (getPageHeight() / 10),
        left:	385.5
      }).show()

      $(document).bind('keydown.facebox', function(e) {
        if (e.keyCode == 27) $.facebox.close()
        return true
      })
      $(document).trigger('loading.facebox')
    },

    reveal: function(data, klass) {
      $(document).trigger('beforeReveal.facebox')
      if (klass) $('#facebox .facebox-content').addClass(klass)
      $('#facebox .facebox-content').append(data)
      $('#facebox .loading').remove()
      $('#facebox .body').children().fadeIn('normal')
      $('#facebox').css('left', $(window).width() / 2 - ($('#facebox table').width() / 2))
      $(document).trigger('reveal.facebox').trigger('afterReveal.facebox')
    },

    close: function() {
      $(document).trigger('close.facebox')
      return false
    }
  })

  /*
   * Public, $.fn methods
   */

  $.fn.facebox = function(settings) {
    init(settings)

    function clickHandler() {
      $.facebox.loading(true)

      // support for rel="facebox.inline_popup" syntax, to add a class
      // also supports deprecated "facebox[.inline_popup]" syntax
      var klass = this.rel.match(/facebox\[?\.(\w+)\]?/)
      if (klass) klass = klass[1]

      fillFaceboxFromHref(this.href, klass)
      return false
    }

    return this.click(clickHandler)
  }

  /*
   * Private methods
   */

  // called one time to setup facebox on this page
  function init(settings) {
    if ($.facebox.settings.inited) return true
    else $.facebox.settings.inited = true

    $(document).trigger('init.facebox')
    makeCompatible()

    var imageTypes = $.facebox.settings.imageTypes.join('|')
    $.facebox.settings.imageTypesRegexp = new RegExp('\.' + imageTypes + '$', 'i')

    if (settings) $.extend($.facebox.settings, settings)
    $('body').append($.facebox.settings.faceboxHtml)

    var preload = [ new Image(), new Image() ]
    preload[0].src = $.facebox.settings.closeImage
    preload[1].src = $.facebox.settings.loadingImage

    $('#facebox').find('.b:first, .bl, .br, .tl, .tr').each(function() {
      preload.push(new Image())
      preload.slice(-1).src = $(this).css('background-image').replace(/url\((.+)\)/, '$1')
    })

    $('#facebox .close').click($.facebox.close)
    $('#facebox .close_image').attr('src', $.facebox.settings.closeImage)
  }
  
  // getPageScroll() by quirksmode.com
  function getPageScroll() {
    var xScroll, yScroll;
    if (self.pageYOffset) {
      yScroll = self.pageYOffset;
      xScroll = self.pageXOffset;
    } else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
      yScroll = document.documentElement.scrollTop;
      xScroll = document.documentElement.scrollLeft;
    } else if (document.body) {// all other Explorers
      yScroll = document.body.scrollTop;
      xScroll = document.body.scrollLeft;	
    }
    return new Array(xScroll,yScroll) 
  }

  // Adapted from getPageSize() by quirksmode.com
  function getPageHeight() {
    var windowHeight
    if (self.innerHeight) {	// all except Explorer
      windowHeight = self.innerHeight;
    } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
      windowHeight = document.documentElement.clientHeight;
    } else if (document.body) { // other Explorers
      windowHeight = document.body.clientHeight;
    }	
    return windowHeight
  }

  // Backwards compatibility
  function makeCompatible() {
    var $s = $.facebox.settings

    $s.loadingImage = $s.loading_image || $s.loadingImage
    $s.closeImage = $s.close_image || $s.closeImage
    $s.imageTypes = $s.image_types || $s.imageTypes
    $s.faceboxHtml = $s.facebox_html || $s.faceboxHtml
  }

  // Figures out what you want to display and displays it
  // formats are:
  //     div: #id
  //   image: blah.extension
  //    ajax: anything else
  function fillFaceboxFromHref(href, klass) {
    // div
    if (href.match(/#/)) {
      var url    = window.location.href.split('#')[0]
      var target = href.replace(url,'')
      $.facebox.reveal($(target).clone().show(), klass)

    // image
    } else if (href.match($.facebox.settings.imageTypesRegexp)) {
      fillFaceboxFromImage(href, klass)
    // ajax
    } else {
      fillFaceboxFromAjax(href, klass)
    }
  }

  function fillFaceboxFromImage(href, klass) {
    var image = new Image()
    image.onload = function() {
      $.facebox.reveal('<div class="image"><img src="' + image.src + '" /></div>', klass)
    }
    image.src = href
  }

  function fillFaceboxFromAjax(href, klass) {
    $.get(href, function(data) { $.facebox.reveal(data, klass) })
  }

  function skipOverlay() {
    return $.facebox.settings.overlay == false || $.facebox.settings.opacity === null 
  }

  function showOverlay() {
    if (skipOverlay()) return

    if ($('facebox_overlay').length == 0) 
      $("body").append('<div id="facebox_overlay" class="facebox_hide"></div>')

    $('#facebox_overlay').hide().addClass("facebox_overlayBG")
      .css('opacity', $.facebox.settings.opacity)
      .click(function() { $(document).trigger('close.facebox') })
      .fadeIn(200)
    return false
  }

  function hideOverlay() {
    if (skipOverlay()) return

    $('#facebox_overlay').fadeOut(200, function(){
      $("#facebox_overlay").removeClass("facebox_overlayBG")
      $("#facebox_overlay").addClass("facebox_hide") 
      $("#facebox_overlay").remove()
    })
    
    return false
  }

  /*
   * Bindings
   */

  $(document).bind('close.facebox', function() {
    $(document).unbind('keydown.facebox')
    $('#facebox').fadeOut(function() {
      $('#facebox .facebox-content').removeClass().addClass('facebox-content')
      hideOverlay()
      $('#facebox .loading').remove()
    })
  })

})(jQuery);


/* Apple Search */
//----------------------------------------------------------
	if (!applesearch)	var applesearch = {};
//----------------------------------------------------------

	applesearch.init = function (){
		var srchform = document.getElementById('searchform');
		
		// Paranoia! Make sure we can get the search form before trying anything
		if(srchform) {
			
			var srchinput = document.getElementById('keywords');
			labelText = applesearch.getLabelText();
			
			// add applesearch css for non-safari, dom-capable browsers
			if ( navigator.userAgent.toLowerCase().indexOf('safari') < 0  && document.getElementById ) {
				this.clearBtn = false;
		
				// add style sheet if not safari
				var dummy = document.getElementById("dummy_css");
				if (dummy)	dummy.href = "/css/applesearch.css";
				
				// create and attach the span
				var r_crnr = document.createElement('span');
				r_crnr.className = 'sbox_r'; // IE win doesn't like setAttribute in this case
				r_crnr.setAttribute('id','srch_clear');
		
				var fieldsets = srchform.getElementsByTagName('fieldset');
				if (fieldsets) {
					fieldsets[0].appendChild(r_crnr);
				}
		
				// Create and attach a clearing div, keeps Opera happy
				var d_clr = document.createElement('div');
				d_clr.setAttribute('class','clear');
				srchform.appendChild(d_clr);
				
				// set our text colors
				var labels = srchform.getElementsByTagName('label');
	
				if (labels) {			
					if (labels[0].currentStyle) {
						// must be using IE
						labelColor = labels[0].currentStyle.color;
						inputColor = srchinput.currentStyle.color;
					} else if (document.defaultView.getComputedStyle) {
						labelColor = document.defaultView.getComputedStyle(labels[0], null).getPropertyValue('color');
						inputColor = document.defaultView.getComputedStyle(srchinput, null).getPropertyValue('color');
					}
				}
				
				
				// Paranoia again! Make sure the search field exist
				if(srchinput) {
					// set the placeholder text based off the label
					srchinput.value = labelText;
					srchinput.style.color = labelColor;
	
					// add some events to the input field
					srchinput.onkeyup = function () {
							applesearch.onChange('keywords','srch_clear');
						}
					srchinput.onfocus = function () {
							if (this.value == labelText) {
								this.value = '';
								this.style.color = inputColor;	
							}
						}
					srchinput.onblur = function () {
							if (this.value == '') {
								this.value = labelText;
								this.style.color = labelColor;
							}
						}
				}
				
				// prevent the form being submitted if the input's value is the placeholder (label) text
				srchform.onsubmit = function()
				{
					if(srchinput && srchinput != labelText) {
						return true;
					} else {
						return false;
					}
				}
			} else {
				// Paranoia again! Make sure the search field exist
				if(srchinput) {
					// Using Safari so change some attributes to get the Apple Search field
					srchinput.type = 'search';
					srchinput.setAttribute('placeholder',labelText);
					srchinput.setAttribute('autosave','bsn_srch');
					srchinput.setAttribute('results','5');
				}
			}
		}
	}

//----------------------------------------------------------
	applesearch.getLabelText = function()
	{
		var srchform = document.getElementById('searchform');
		if(srchform) {
			var labels = srchform.getElementsByTagName('label');
	
			if (labels) {
				var labelFor = labels[0].getAttribute('for');
				var labelText = labels[0].firstChild.nodeValue;
			} else {
				// just in case, set default text
				var labelText = 'Search';
			}
		} else {
			// just in case, set default text
			var labelText = 'Search';
		}
		return labelText;
	}
//----------------------------------------------------------

	// called when on user input - toggles clear fld btn
	applesearch.onChange = function (fldID, btnID)
	{
		// check whether to show delete button
		var fld = document.getElementById( fldID );
		var btn = document.getElementById( btnID );

		if (fld.value.length > 0 && fld.value != labelText && !this.clearBtn) {
			btn.className = 'sbox_r_f2';
			btn.fldID = fldID; // btn remembers it's field
			btn.onclick = this.clearBtnClick;
			this.clearBtn = true;
		} else if (fld.value.length == 0 && this.clearBtn) {
			btn.className = 'sbox_r';
			btn.onclick = null;
			this.clearBtn = false;
			// reset the field's placeholder text
			fld.value = labelText;
			fld.style.color = labelColor;
		}
	}

//-----------------------------------------------------------
	applesearch.clearFld = function (fldID,btnID)
	{
		var fld = document.getElementById( fldID );
		fld.value = '';
		this.onChange(fldID,btnID);
	}
//----------------------------------------------------------
	applesearch.clearBtnClick = function(){applesearch.clearFld(this.fldID, this.id);}