$(document).ready(function(){
	$("a#myr_popup_link").myr_popup();
	loadcss("wp-content/themes/myr/evofacebox/myr_popup.css");
	//loadcss("myr_popup.css");
});

function loadcss(filename){
	var fileref=document.createElement("link");
	fileref.setAttribute("rel", "stylesheet");
	fileref.setAttribute("type", "text/css");
	fileref.setAttribute("href", filename);
	if (typeof fileref!="undefined")
	document.getElementsByTagName("head")[0].appendChild(fileref)
}

(function($) {
	
  $.myr_popup = function(data, klass) {
    $.myr_popup.loading()

    if (data.ajax) fillMyr_popupFromAjax(data.ajax, klass)
    else if (data.image) fillMyr_popupFromImage(data.image, klass)
    else if (data.div) fillMyr_popupFromHref(data.div, klass)
    else if ($.isFunction(data)) data.call($)
    else $.myr_popup.reveal(data, klass)
  }
  
  /*
   * Public, $.myr_popup methods
   */

  $.extend($.myr_popup, {
    settings: {
      opacity      : 0.5,
      overlay      : true,
      loadingImage : 'loading.gif',
      closeImage   : 'closelabel.gif',
      imageTypes   : [ 'png', 'jpg', 'jpeg', 'gif' ],
      myr_popupHtml  : '\
    <div id="myr_popup" style="display:none;"> \
      <div class="popup"> \
		<div id="myr-popup-container"> \
			<div id="myr-popup-content"> \
				<div class="content" style="overflow:hidden"> \
				</div> \
			</div> \
			<div id="myr-popup-footer"> \
					<span class="twitter"></span> \
					<span class="mail"></span> \
					<span class="facebook"></span> \
					<span class="rss"></span> \
			</div> \
		</div> \
      </div> \
    </div>'
    },

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

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

      $('#myr_popup').css({
        top:	30,
        left:	$(window).width() / 2 - 205
      }).show()

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

    reveal: function(data, klass) {
      $(document).trigger('beforeReveal.myr_popup')
      if (klass) $('#myr_popup .content').addClass(klass)
      $('#myr_popup .content').append(data)
      $('#myr_popup .loading').remove()
      $('#myr_popup .body').children().fadeIn('normal')
      $('#myr_popup').css('left', $(window).width() / 2 - 163)
      $(document).trigger('reveal.myr_popup').trigger('afterReveal.myr_popup')
    },

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

  /*
   * Public, $.fn methods
   */

  $.fn.myr_popup = function(settings) {
    if ($(this).length == 0) return

    init(settings)

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

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

      fillMyr_popupFromHref(this.rel, klass)
      return false
    }

    return this.bind('click.myr_popup', clickHandler)
  }

  /*
   * Private methods
   */

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

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

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

    if (settings) $.extend($.myr_popup.settings, settings)
    $('body').append($.myr_popup.settings.myr_popupHtml)

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

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

    $('#myr_popup .close').click($.myr_popup.close)
    $('#myr_popup .close_image').attr('src', $.myr_popup.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 = $.myr_popup.settings

    $s.loadingImage = $s.loading_image || $s.loadingImage
    $s.closeImage = $s.close_image || $s.closeImage
    $s.imageTypes = $s.image_types || $s.imageTypes
    $s.myr_popupHtml = $s.myr_popup_html || $s.myr_popupHtml
  }

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

    // image
    } else if (href.match($.myr_popup.settings.imageTypesRegexp)) {
      fillMyr_popupFromImage(href, klass)
    // ajax
    } else {
		
      fillMyr_popupFromAjax(href, klass)
    }
  }

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

  function fillMyr_popupFromAjax(href, klass) {
    $.get(href, function(data) { $.myr_popup.reveal(data, klass) })
  }

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

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

    if ($('#myr_popup_overlay').length == 0)
      $("body").append('<div id="myr_popup_overlay" class="myr_popup_hide"></div>')

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

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

    $('#myr_popup_overlay').fadeOut(200, function(){
      $("#myr_popup_overlay").removeClass("myr_popup_overlayBG")
      $("#myr_popup_overlay").addClass("myr_popup_hide")
      $("#myr_popup_overlay").remove()
    })

    return false
  }

  /*
   * Bindings
   */

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

})(jQuery);