/*
   Formalize - version 1.2
 
   Note: This file depends on the jQuery library.
 */
 
 // Module pattern:
 // http://yuiblog.com/blog/2007/06/12/module-pattern
 var FORMALIZE = (function($, window, document, undefined) {
   // Internet Explorer detection.
   function IE(version) {
     var b = document.createElement('b');
     b.innerHTML = '<!--[if IE ' + version + ']><br><![endif]-->';
     return !!b.getElementsByTagName('br').length;
   }
 
   // Private constants.
   var PLACEHOLDER_SUPPORTED = 'placeholder' in document.createElement('input');
   var AUTOFOCUS_SUPPORTED = 'autofocus' in document.createElement('input');
   var IE6 = IE(6);
   var IE7 = IE(7);
 
   // Expose innards of FORMALIZE.
   return {
     // FORMALIZE.go
     go: function() {
       var i, j = this.init;
 
       for (i in j) {
         j.hasOwnProperty(i) && j[i]();
       }
     },
     // FORMALIZE.init
     init: {
       // FORMALIZE.init.disable_link_button
       disable_link_button: function() {
         $(document.documentElement).on('click', 'a.button_disabled', function() {
           return false;
         });
       },
       // FORMALIZE.init.full_input_size
       full_input_size: function() {
         if (!IE7 || !$('textarea, input.input_full').length) {
           return;
         }
 
         // This fixes width: 100% on <textarea> and class="input_full".
         // It ensures that form elements don't go wider than container.
         $('textarea, input.input_full').wrap('<span class="input_full_wrap"></span>');
       },
       // FORMALIZE.init.ie6_skin_inputs
       ie6_skin_inputs: function() {
         // Test for Internet Explorer 6.
         if (!IE6 || !$('input, select, textarea').length) {
           // Exit if the browser is not IE6,
           // or if no form elements exist.
           return;
         }
 
         // For <input type="submit" />, etc.
         var button_regex = /button|submit|reset/;
 
         // For <input type="text" />, etc.
         var type_regex = /date|datetime|datetime-local|email|month|number|password|range|search|tel|text|time|url|week/;
 
         $('input').each(function() {
           var el = $(this);
 
           // Is it a button?
           if (this.getAttribute('type').match(button_regex)) {
             el.addClass('ie6_button');
 
             /* Is it disabled? */
             if (this.disabled) {
               el.addClass('ie6_button_disabled');
             }
           }
           // Or is it a textual input?
           else if (this.getAttribute('type').match(type_regex)) {
             el.addClass('ie6_input');
 
             /* Is it disabled? */
             if (this.disabled) {
               el.addClass('ie6_input_disabled');
             }
           }
         });
 
         $('textarea, select').each(function() {
           /* Is it disabled? */
           if (this.disabled) {
             $(this).addClass('ie6_input_disabled');
           }
         });
       },
       // FORMALIZE.init.autofocus
       autofocus: function() {
         if (AUTOFOCUS_SUPPORTED || !$(':input[autofocus]').length) {
           return;
         }
 
         var el = $('[autofocus]')[0];
 
         if (!el.disabled) {
           el.focus();
         }
       },
       // FORMALIZE.init.placeholder
       placeholder: function() {
         if (PLACEHOLDER_SUPPORTED || !$(':input[placeholder]').length) {
           // Exit if placeholder is supported natively,
           // or if page does not have any placeholder.
           return;
         }
 
         FORMALIZE.misc.add_placeholder();
 
         $(':input[placeholder]').each(function() {
           // Placeholder obscured in older browsers,
           // so there's no point adding to password.
           if (this.type === 'password') {
             return;
           }
 
           var el = $(this);
           var text = el.attr('placeholder');
 
           el.focus(function() {
             if (el.val() === text) {
               el.val('').removeClass('placeholder_text');
             }
           }).blur(function() {
             FORMALIZE.misc.add_placeholder();
           });
 
           // Prevent <form> from accidentally
           // submitting the placeholder text.
           el.closest('form').submit(function() {
             if (el.val() === text) {
               el.val('').removeClass('placeholder_text');
             }
           }).on('reset', function() {
             setTimeout(FORMALIZE.misc.add_placeholder, 50);
           });
         });
       }
     },
     // FORMALIZE.misc
     misc: {
       // FORMALIZE.misc.add_placeholder
       add_placeholder: function() {
         if (PLACEHOLDER_SUPPORTED || !$(':input[placeholder]').length) {
           // Exit if placeholder is supported natively,
           // or if page does not have any placeholder.
           return;
         }
 
         $(':input[placeholder]').each(function() {
           // Placeholder obscured in older browsers,
           // so there's no point adding to password.
           if (this.type === 'password') {
             return;
           }
 
           var el = $(this);
           var text = el.attr('placeholder');
 
           if (!el.val() || el.val() === text) {
             el.val(text).addClass('placeholder_text');
           }
         });
       }
     }
   };
 // Alias jQuery, window, document.
 })(jQuery, this, this.document);
 
 // Automatically calls all functions in FORMALIZE.init
 jQuery(document).ready(function() {
   FORMALIZE.go();
 });