/*
 * Accordion 1.5 - jQuery menu widget
 *
 * Copyright (c) 2007 Jörn Zaefferer, Frank Marcia
 *
 * http://bassistance.de/jquery-plugins/jquery-plugin-accordion/
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 *
 * Revision: $Id: jquery.accordion.js 4137 2007-12-13 12:37:58Z joern.zaefferer $
 *
 */

(function($) {

$.ui = $.ui || {};

$.ui.accordion = {};
$.extend($.ui.accordion, {
	defaults: {
		selectedClass: "selected",
		alwaysOpen: true,
		animated: 'slide',
		event: "click",
		header: "a",
		autoheight: true
	},
	animations: {
		slide: function(settings, additions) {
			settings = $.extend({
				easing: "swing",
				duration: 300
			}, settings, additions);
			if ( !settings.toHide.size() ) {
				settings.toShow.animate({height: "show"}, settings);
				return;
			}
			var hideHeight = settings.toHide.height(),
				showHeight = settings.toShow.height(),
				difference = showHeight / hideHeight;
			settings.toShow.css({ height: 0, overflow: 'hidden' }).show();
			settings.toHide.filter(":hidden").each(settings.complete).end().filter(":visible").animate({height:"hide"},{
				step: function(now){
					settings.toShow.height((hideHeight - (now)) * difference );
				},
				duration: settings.duration,
				easing: settings.easing,
				complete: settings.complete
			});
		},
		bounceslide: function(settings) {
			this.slide(settings, {
				easing: settings.down ? "bounceout" : "swing",
				duration: settings.down ? 1000 : 200
			});
		},
		easeslide: function(settings) {
			this.slide(settings, {
				easing: "easeinout",
				duration: 700
			})
		}
	}
});

$.fn.extend({
	accordion: function(settings) {
		if ( !this.length )
			return this;
	
		// setup configuration
		settings = $.extend({}, $.ui.accordion.defaults, settings);
		
		if ( settings.navigation ) {
			var current = this.find("a").filter(function() { return this.href == location.href; });
			if ( current.length ) {
				if ( current.filter(settings.header).length ) {
					settings.active = current;
				} else {
					settings.active = current.parent().parent().prev();
					current.addClass("current");
				}
			}
		}
		
		// calculate active if not specified, using the first header
		var container = this,
			headers = container.find(settings.header),
			active = findActive(settings.active),
			running = 0;

		if ( settings.fillSpace ) {
			var maxHeight = this.parent().height();
			headers.each(function() {
				maxHeight -= $(this).outerHeight();
			});
			var maxPadding = 0;
			headers.next().each(function() {
				maxPadding = Math.max(maxPadding, $(this).innerHeight() - $(this).height());
			}).height(maxHeight - maxPadding);
		} else if ( settings.autoheight ) {
			var maxHeight = 0;
			headers.next().each(function() {
				maxHeight = Math.max(maxHeight, $(this).outerHeight());
			}).height(maxHeight);
		}

		headers
			.not(active || "")
			.next()
			.hide();
		active.parent().andSelf().addClass(settings.selectedClass);
		
		
		function findActive(selector) {
			return selector != undefined
				? typeof selector == "number"
					? headers.filter(":eq(" + selector + ")")
					: headers.not(headers.not(selector))
				: selector === false
					? $("<div>")
					: headers.filter(":eq(0)");
		}
		
		function toggle(toShow, toHide, data, clickedActive, down) {
			var complete = function(cancel) {
				running = cancel ? 0 : --running;
				if ( running )
					return;
				if ( settings.clearStyle ) {
					toShow.add(toHide).css({
						height: "",
						overflow: ""
					});
				}
				// trigger custom change event
				container.trigger("change", data);
			};
			
			// count elements to animate
			running = toHide.size() == 0 ? toShow.size() : toHide.size();
			
			if ( settings.animated ) {
				if ( !settings.alwaysOpen && clickedActive ) {
					toShow.slideToggle(settings.animated);
					complete(true);
				} else {
					$.ui.accordion.animations[settings.animated]({
						toShow: toShow,
						toHide: toHide,
						complete: complete,
						down: down
					});
				}
			} else {
				if ( !settings.alwaysOpen && clickedActive ) {
					toShow.toggle();
				} else {
					toHide.hide();
					toShow.show();
				}
				complete(true);
			}
		}
		
		function clickHandler(event) {
			// called only when using activate(false) to close all parts programmatically
			if ( !event.target && !settings.alwaysOpen ) {
				active.parent().andSelf().toggleClass(settings.selectedClass);
				var toHide = active.next();
				var toShow = active = $([]);
				toggle( toShow, toHide );
				return false;
			}
			// get the click target
			var clicked = $(event.target);
			
			// due to the event delegation model, we have to check if one
			// of the parent elements is our actual header, and find that
			if ( clicked.parents(settings.header).length )
				while ( !clicked.is(settings.header) )
					clicked = clicked.parent();
			
			var clickedActive = clicked[0] == active[0];
			
			// if animations are still active, or the active header is the target, ignore click
			if(running || (settings.alwaysOpen && clickedActive) || !clicked.is(settings.header))
				return false;

			// switch classes
			active.parent().andSelf().toggleClass(settings.selectedClass);
			if ( !clickedActive ) {
				clicked.parent().andSelf().addClass(settings.selectedClass);
			}

			// find elements to show and hide
			var toShow = clicked.next(),
				toHide = active.next(),
				data = [clicked, active, toShow, toHide],
				down = headers.index( active[0] ) > headers.index( clicked[0] );
			
			active = clickedActive ? $([]) : clicked;
			toggle( toShow, toHide, data, clickedActive, down );

			return false;
		};
		function activateHandler(event, index) {
			// IE manages to call activateHandler on normal clicks
			if ( arguments.length == 1 )
				return;
			// call clickHandler with custom event
			clickHandler({
				target: findActive(index)[0]
			});
		};

		return container
			.bind(settings.event || "", clickHandler)
			.bind("activate", activateHandler);
	},
	activate: function(index) {
		return this.trigger('activate', [index]);
	},
	unaccordion: function() {
		return this.find("*").andSelf().unbind().end().end();
	}
});

})(jQuery);







/* Copyright (c) 2007 Paul Bakaus (paul.bakaus@googlemail.com) and Brandon Aaron (brandon.aaron@gmail.com || http://brandonaaron.net)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *
 * $LastChangedDate: 2007-10-06 20:11:15 +0200 (Sa, 06 Okt 2007) $
 * $Rev: 3581 $
 *
 * Version: @VERSION
 *
 * Requires: jQuery 1.2+
 */

(function($){
	
$.dimensions = {
	version: '@VERSION'
};

// Create innerHeight, innerWidth, outerHeight and outerWidth methods
$.each( [ 'Height', 'Width' ], function(i, name){
	
	// innerHeight and innerWidth
	$.fn[ 'inner' + name ] = function() {
		if (!this[0]) return;
		
		var torl = name == 'Height' ? 'Top'    : 'Left',  // top or left
		    borr = name == 'Height' ? 'Bottom' : 'Right'; // bottom or right
		
		return num( this, name.toLowerCase() ) + num(this, 'padding' + torl) + num(this, 'padding' + borr);
	};
	
	// outerHeight and outerWidth
	$.fn[ 'outer' + name ] = function(options) {
		if (!this[0]) return;
		
		var torl = name == 'Height' ? 'Top'    : 'Left',  // top or left
		    borr = name == 'Height' ? 'Bottom' : 'Right'; // bottom or right
		
		options = $.extend({ margin: false }, options || {});
		
		return num( this, name.toLowerCase() )
				+ num(this, 'border' + torl + 'Width') + num(this, 'border' + borr + 'Width')
				+ num(this, 'padding' + torl) + num(this, 'padding' + borr)
				+ (options.margin ? (num(this, 'margin' + torl) + num(this, 'margin' + borr)) : 0);
	};
});

// Create scrollLeft and scrollTop methods
$.each( ['Left', 'Top'], function(i, name) {
	$.fn[ 'scroll' + name ] = function(val) {
		if (!this[0]) return;
		
		return val != undefined ?
		
			// Set the scroll offset
			this.each(function() {
				this == window || this == document ?
					window.scrollTo( 
						name == 'Left' ? val : $(window)[ 'scrollLeft' ](),
						name == 'Top'  ? val : $(window)[ 'scrollTop'  ]()
					) :
					this[ 'scroll' + name ] = val;
			}) :
			
			// Return the scroll offset
			this[0] == window || this[0] == document ?
				self[ (name == 'Left' ? 'pageXOffset' : 'pageYOffset') ] ||
					$.boxModel && document.documentElement[ 'scroll' + name ] ||
					document.body[ 'scroll' + name ] :
				this[0][ 'scroll' + name ];
	};
});

$.fn.extend({
	position: function() {
		var left = 0, top = 0, elem = this[0], offset, parentOffset, offsetParent, results;
		
		if (elem) {
			// Get *real* offsetParent
			offsetParent = this.offsetParent();
			
			// Get correct offsets
			offset       = this.offset();
			parentOffset = offsetParent.offset();
			
			// Subtract element margins
			offset.top  -= num(elem, 'marginTop');
			offset.left -= num(elem, 'marginLeft');
			
			// Add offsetParent borders
			parentOffset.top  += num(offsetParent, 'borderTopWidth');
			parentOffset.left += num(offsetParent, 'borderLeftWidth');
			
			// Subtract the two offsets
			results = {
				top:  offset.top  - parentOffset.top,
				left: offset.left - parentOffset.left
			};
		}
		
		return results;
	},
	
	offsetParent: function() {
		var offsetParent = this[0].offsetParent;
		while ( offsetParent && (!/^body|html$/i.test(offsetParent.tagName) && $.css(offsetParent, 'position') == 'static') )
			offsetParent = offsetParent.offsetParent;
		return $(offsetParent);
	}
});

function num(el, prop) {
	return parseInt($.css(el.jquery?el[0]:el,prop))||0;
};

})(jQuery);



// Menu lateral fixo
$(function () {
  
  var msie6 = $.browser == 'msie' && $.browser.version < 7;
  
  if (!msie6) {
    var top = $('#comment').offset().top - parseFloat($('#comment').css('margin-top').replace(/auto/, 0));
    $(window).scroll(function (event) {
      // what the y position of the scroll is
      var y = $(this).scrollTop();
      
      // whether that's below the form
      if (y >= top) {
        // if so, ad the fixed class
        $('#comment').addClass('fixed');
      } else {
        // otherwise remove it
        $('#comment').removeClass('fixed');
      }
    });
  }  
});