text: (function ($) {
  
  	/**
  	 * Generate an indented list of links from a nav. Meant for use with panel().
  	 * @return {jQuery} jQuery object.
  	 */
  	$.fn.navList = function () {
  
  		var $this = $(this);
  		$a = $this.find('a'),
  			b = [];
  
  		$a.each(function () {
  
  			var $this = $(this),
  				indent = Math.max(0, $this.parents('li').length - 1),
  				href = $this.attr('href'),
  				target = $this.attr('target');
  
  			b.push(
  				'<a ' +
  				'class="link depth-' + indent + '"' +
  				((typeof target !== 'undefined' && target != '') ? ' target="' + target + '"' : '') +
  				((typeof href !== 'undefined' && href != '') ? ' href="' + href + '"' : '') +
  				'>' +
  				'<span class="indent-' + indent + '"></span>' +
  				$this.text() +
  				'</a>'
  			);
  
  		});
  
  		return b.join('');
  
  	};
  
  	/**
  	 * Panel-ify an element.
  	 * @param {object} userConfig User config.
  	 * @return {jQuery} jQuery object.
  	 */
  	$.fn.panel = function (userConfig) {
  
  		// No elements?
  		if (this.length == 0)
  			return $this;
  
  		// Multiple elements?
  		if (this.length > 1) {
  
  			for (var i = 0; i < this.length; i++)
  				$(this[i]).panel(userConfig);
  
  			return $this;
  
  		}
  
  		// Vars.
  		var $this = $(this),
  			$body = $('body'),
  			$window = $(window),
  			id = $this.attr('id'),
  			config;
  
  		// Config.
  		config = $.extend({
  
  			// Delay.
  			delay: 0,
  
  			// Hide panel on link click.
  			hideOnClick: false,
  
  			// Hide panel on escape keypress.
  			hideOnEscape: false,
  
  			// Hide panel on swipe.
  			hideOnSwipe: false,
  
  			// Reset scroll position on hide.
  			resetScroll: false,
  
  			// Reset forms on hide.
  			resetForms: false,
  
  			// Side of viewport the panel will appear.
  			side: null,
  
  			// Target element for "class".
  			target: $this,
  
  			// Class to toggle.
  			visibleClass: 'visible'
  
  		}, userConfig);
  
  		// Expand "target" if it's not a jQuery object already.
  		if (typeof config.target != 'jQuery')
  			config.target = $(config.target);
  
  		// Panel.
  
  		// Methods.
  		$this._hide = function (event) {
  
  			// Already hidden? Bail.
  			if (!config.target.hasClass(config.visibleClass))
  				return;
  
  			// If an event was provided, cancel it.
  			if (event) {
  
  				event.preventDefault();
  				event.stopPropagation();
  
  			}
  
  			// Hide.
  			config.target.removeClass(config.visibleClass);
  
  			// Post-hide stuff.
  			window.setTimeout(function () {
  
  				// Reset scroll position.
  				if (config.resetScroll)
  					$this.scrollTop(0);
  
  				// Reset forms.
  				if (config.resetForms)
  					$this.find('form').each(function () {
  						this.reset();
  					});
  
  			}, config.delay);
  
  		};
  
  		// Vendor fixes.
  		$this
  			.css('-ms-overflow-style', '-ms-autohiding-scrollbar')
  			.css('-webkit-overflow-scrolling', 'touch');
  
  		// Hide on click.
  		if (config.hideOnClick) {
  
  			$this.find('a')
  				.css('-webkit-tap-highlight-color', 'rgba(0,0,0,0)');
  
  			$this
  				.on('click', 'a', function (event) {
  
  					var $a = $(this),
  						href = $a.attr('href'),
  						target = $a.attr('target');
  
  					if (!href || href == '#' || href == '' || href == '#' + id)
  						return;
  
  					// Cancel original event.
  					event.preventDefault();
  					event.stopPropagation();
  
  					// Hide panel.
  					$this._hide();
  
  					// Redirect to href.
  					window.setTimeout(function () {
  
  						if (target == '_blank')
  							window.open(href);
  						else
  							window.location.href = href;
  
  					}, config.delay + 10);
  
  				});
  
  		}
  
  		// Event: Touch stuff.
  		$this.on('touchstart', function (event) {
  
  			$this.touchPosX = event.originalEvent.touches[0].pageX;
  			$this.touchPosY = event.originalEvent.touches[0].pageY;
  
  		})
  
  		$this.on('touchmove', function (event) {
  
  			if ($this.touchPosX === null
  				|| $this.touchPosY === null)
  				return;
  
  			var diffX = $this.touchPosX - event.originalEvent.touches[0].pageX,
  				diffY = $this.touchPosY - event.originalEvent.touches[0].pageY,
  				th = $this.outerHeight(),
  				ts = ($this.get(0).scrollHeight - $this.scrollTop());
  
  			// Hide on swipe?
  			if (config.hideOnSwipe) {
  
  				var result = false,
  					boundary = 20,
  					delta = 50;
  
  				switch (config.side) {
  
  					case 'left':
  						result = (diffY < boundary && diffY > (-1 * boundary)) && (diffX > delta);
  						break;
  
  					case 'right':
  						result = (diffY < boundary && diffY > (-1 * boundary)) && (diffX < (-1 * delta));
  						break;
  
  					case 'top':
  						result = (diffX < boundary && diffX > (-1 * boundary)) && (diffY > delta);
  						break;
  
  					case 'bottom':
  						result = (diffX < boundary && diffX > (-1 * boundary)) && (diffY < (-1 * delta));
  						break;
  
  					default:
  						break;
  
  				}
  
  				if (result) {
  
  					$this.touchPosX = null;
  					$this.touchPosY = null;
  					$this._hide();
  
  					return false;
  
  				}
  
  			}
  
  			// Prevent vertical scrolling past the top or bottom.
  			if (($this.scrollTop() < 0 && diffY < 0)
  				|| (ts > (th - 2) && ts < (th + 2) && diffY > 0)) {
  
  				event.preventDefault();
  				event.stopPropagation();
  
  			}
  
  		});
  
  		// Event: Prevent certain events inside the panel from bubbling.
  		$this.on('click touchend touchstart touchmove', function (event) {
  			event.stopPropagation();
  		});
  
  		// Event: Hide panel if a child anchor tag pointing to its ID is clicked.
  		$this.on('click', 'a[href="#' + id + '"]', function (event) {
  
  			event.preventDefault();
  			event.stopPropagation();
  
  			config.target.removeClass(config.visibleClass);
  
  		});
  
  		// Body.
  
  		// Event: Hide panel on body click/tap.
  		$body.on('click touchend', function (event) {
  			$this._hide(event);
  		});
  
  		// Event: Toggle.
  		$body.on('click', 'a[href="#' + id + '"]', function (event) {
  
  			event.preventDefault();
  			event.stopPropagation();
  
  			config.target.toggleClass(config.visibleClass);
  
  		});
  
  		// Window.
  
  		// Event: Hide on ESC.
  		if (config.hideOnEscape)
  			$window.on('keydown', function (event) {
  
  				if (event.keyCode == 27)
  					$this._hide(event);
  
  			});
  
  		return $this;
  
  	};
  
  	/**
  	 * Apply "placeholder" attribute polyfill to one or more forms.
  	 * @return {jQuery} jQuery object.
  	 */
  	$.fn.placeholder = function () {
  
  		// Browser natively supports placeholders? Bail.
  		if (typeof (document.createElement('input')).placeholder != 'undefined')
  			return $(this);
  
  		// No elements?
  		if (this.length == 0)
  			return $this;
  
  		// Multiple elements?
  		if (this.length > 1) {
  
  			for (var i = 0; i < this.length; i++)
  				$(this[i]).placeholder();
  
  			return $this;
  
  		}
  
  		// Vars.
  		var $this = $(this);
  
  		// Text, TextArea.
  		$this.find('input[type=text],textarea')
  			.each(function () {
  
  				var i = $(this);
  
  				if (i.val() == ''
  					|| i.val() == i.attr('placeholder'))
  					i
  						.addClass('polyfill-placeholder')
  						.val(i.attr('placeholder'));
  
  			})
  			.on('blur', function () {
  
  				var i = $(this);
  
  				if (i.attr('name').match(/-polyfill-field$/))
  					return;
  
  				if (i.val() == '')
  					i
  						.addClass('polyfill-placeholder')
  						.val(i.attr('placeholder'));
  
  			})
  			.on('focus', function () {
  
  				var i = $(this);
  
  				if (i.attr('name').match(/-polyfill-field$/))
  					return;
  
  				if (i.val() == i.attr('placeholder'))
  					i
  						.removeClass('polyfill-placeholder')
  						.val('');
  
  			});
  
  		// Password.
  		$this.find('input[type=password]')
  			.each(function () {
  
  				var i = $(this);
  				var x = $(
  					$('<div>')
  						.append(i.clone())
  						.remove()
  						.html()
  						.replace(/type="password"/i, 'type="text"')
  						.replace(/type=password/i, 'type=text')
  				);
  
  				if (i.attr('id') != '')
  					x.attr('id', i.attr('id') + '-polyfill-field');
  
  				if (i.attr('name') != '')
  					x.attr('name', i.attr('name') + '-polyfill-field');
  
  				x.addClass('polyfill-placeholder')
  					.val(x.attr('placeholder')).insertAfter(i);
  
  				if (i.val() == '')
  					i.hide();
  				else
  					x.hide();
  
  				i
  					.on('blur', function (event) {
  
  						event.preventDefault();
  
  						var x = i.parent().find('input[name=' + i.attr('name') + '-polyfill-field]');
  
  						if (i.val() == '') {
  
  							i.hide();
  							x.show();
  
  						}
  
  					});
  
  				x
  					.on('focus', function (event) {
  
  						event.preventDefault();
  
  						var i = x.parent().find('input[name=' + x.attr('name').replace('-polyfill-field', '') + ']');
  
  						x.hide();
  
  						i
  							.show()
  							.focus();
  
  					})
  					.on('keypress', function (event) {
  
  						event.preventDefault();
  						x.val('');
  
  					});
  
  			});
  
  		// Events.
  		$this
  			.on('submit', function () {
  
  				$this.find('input[type=text],input[type=password],textarea')
  					.each(function (event) {
  
  						var i = $(this);
  
  						if (i.attr('name').match(/-polyfill-field$/))
  							i.attr('name', '');
  
  						if (i.val() == i.attr('placeholder')) {
  
  							i.removeClass('polyfill-placeholder');
  							i.val('');
  
  						}
  
  					});
  
  			})
  			.on('reset', function (event) {
  
  				event.preventDefault();
  
  				$this.find('select')
  					.val($('option:first').val());
  
  				$this.find('input,textarea')
  					.each(function () {
  
  						var i = $(this),
  							x;
  
  						i.removeClass('polyfill-placeholder');
  
  						switch (this.type) {
  
  							case 'submit':
  							case 'reset':
  								break;
  
  							case 'password':
  								i.val(i.attr('defaultValue'));
  
  								x = i.parent().find('input[name=' + i.attr('name') + '-polyfill-field]');
  
  								if (i.val() == '') {
  									i.hide();
  									x.show();
  								}
  								else {
  									i.show();
  									x.hide();
  								}
  
  								break;
  
  							case 'checkbox':
  							case 'radio':
  								i.attr('checked', i.attr('defaultValue'));
  								break;
  
  							case 'text':
  							case 'textarea':
  								i.val(i.attr('defaultValue'));
  
  								if (i.val() == '') {
  									i.addClass('polyfill-placeholder');
  									i.val(i.attr('placeholder'));
  								}
  
  								break;
  
  							default:
  								i.val(i.attr('defaultValue'));
  								break;
  
  						}
  					});
  
  			});
  
  		return $this;
  
  	};
  
  	/**
  	 * Moves elements to/from the first positions of their respective parents.
  	 * @param {jQuery} $elements Elements (or selector) to move.
  	 * @param {bool} condition If true, moves elements to the top. Otherwise, moves elements back to their original locations.
  	 */
  	$.prioritize = function ($elements, condition) {
  
  		var key = '__prioritize';
  
  		// Expand $elements if it's not already a jQuery object.
  		if (typeof $elements != 'jQuery')
  			$elements = $($elements);
  
  		// Step through elements.
  		$elements.each(function () {
  
  			var $e = $(this), $p,
  				$parent = $e.parent();
  
  			// No parent? Bail.
  			if ($parent.length == 0)
  				return;
  
  			// Not moved? Move it.
  			if (!$e.data(key)) {
  
  				// Condition is false? Bail.
  				if (!condition)
  					return;
  
  				// Get placeholder (which will serve as our point of reference for when this element needs to move back).
  				$p = $e.prev();
  
  				// Couldn't find anything? Means this element's already at the top, so bail.
  				if ($p.length == 0)
  					return;
  
  				// Move element to top of parent.
  				$e.prependTo($parent);
  
  				// Mark element as moved.
  				$e.data(key, $p);
  
  			}
  
  			// Moved already?
  			else {
  
  				// Condition is true? Bail.
  				if (condition)
  					return;
  
  				$p = $e.data(key);
  
  				// Move element back to its original location (using our placeholder).
  				$e.insertAfter($p);
  
  				// Unmark element as moved.
  				$e.removeData(key);
  
  			}
  
  		});
  
  	};
  
  })(jQuery);