/**
 * iBegin Share 2.6 (Build 1606)
 * For more info & download: http://www.ibegin.com/labs/share/
 * Created as a part of the iBegin Labs Project - http://www.ibegin.com/labs/
 * For licensing please see readme.html (MIT Open Source License)
*/

var iBeginShare = function() {
	var _pub = {
		// Change this to your base URL
		// This only affects a couple plugins, and realistically should be removed
		// from the share framework.
		base_url: './',

		// Default skin values
		default_skin: 'default',
		default_link: 'button',
		default_link_skin: 'default',

		// Set script handler to the relative path of the script which will handle
		// stats logging.
		// This is very limited at the moment, if you want to create a new backend
		// please contact us first for support, so we may improve upon this.
		script_handler: false,

		// The little thing that appears in the corner to close the box.
		close_label: 'X',

		// The label which appears for both included widgets.
		text_link_label: 'Share',

		// STOP EDITING
		// These are replaced by our automagic subversion handler with the current
		// tag and revision.
		version_number: '2.6',
		build_number: '1606',

		// Don't you love browser inconsistencies?
		is_opera: navigator.userAgent.indexOf('Opera/9') != -1,
		is_ie: navigator.userAgent.indexOf("MSIE ") != -1,
		is_safari: navigator.userAgent.indexOf('webkit') != -1,
		is_ie6: false /*@cc_on || @_jscript_version < 5.7 @*/,
		is_firefox: navigator.appName == "Netscape" && navigator.userAgent.indexOf("Gecko") != -1 && navigator.userAgent.indexOf("Netscape") == -1,
		is_mac: navigator.userAgent.indexOf('Macintosh') != -1,
		http: null,

		/**
		 * Generic function to enable the default PHP logging platform
		 * This has to be called after `base_url` is set.
		 */
		enableStats: function() {
			_pub.script_handler = _pub.base_url + 'share.php?action=log';
		},
		/**
		 * Creates an HTML element.
		 */
		createElement: function(tag, params) {
			var el = document.createElement(tag);
			if (!params) return el;
			for (var key in params) {
				if (key == 'className') el.className = params[key];
				else if (key == 'text') el.appendChild(document.createTextNode(params[key]));
				else if (key == 'html') el.innerHTML = params[key];
				else if (key == 'id') el.id = params[key];
				else if (key == 'children') continue;
				else if (key == 'events') {
					for (var name in params[key]) _pub.addEvent(el, name, params[key][name]);
				}
				else if (key == 'styles') {
					for (var name in params[key]) {
						el.style[name] = params[key][name];
					}
				}
				else el.setAttribute(key, params[key]);
			}
			if (params.children) for (var i=0; i<params.children.length; i++) el.appendChild(params.children[i]);
			return el;
		},
		/**
		 * Parses the arguments in the rel attribute
		 * @param {String} query
		 */
		parseQuery: function(query) {
			 var params = new Object();
			 if (!query) return params;
			 var pairs = query.split(/[;&]/);
			 var end_token;
			 for (var i=0; i<pairs.length; i++) {
					var keyval = pairs[i].split('=');
					if (!keyval || keyval.length != 2) continue;
					var key = unescape(keyval[0]);
					var val = unescape(keyval[1]);
					val = val.replace(/\+/g, ' ');
					if (val[0] == '"') var token = '"';
					else if (val[0] == "'") var token = "'";
					else var token = null;
					if (token) {
						if (val[val.length-1] != token) {
							do {
								i += 1;
								val += '&'+pairs[i];
							}
							while ((end_token = pairs[i][pairs[i].length-1]) != token)
						}
						val = val.substr(1, val.length-2);
					}
					if (val == 'true') val = true;
					else if (val == 'false') val = false;
					else if (val == 'null') val = null;
					params[key] = val;
			 }
			 return params;
		},
		/**
		 * Serializes form elements into an object-array.
		 * @return {Object}
		 */
		serializeFormData: function(form) {
				var data = {};
				var els = form.getElementsByTagName('input');
				for (var i=0, el=null; (el=els[i]); i++) {
						if (el.name) {
								if (el.type == 'text' || el.type == 'hidden' || el.type == 'password'
										|| ((el.type == 'radio' || el.type == 'checkbox') && el.checked))
										data[el.name] = encodeURIComponent(el.value);
						}
				}
				var els = form.getElementsByTagName('textarea');
				for (var i=0, el=null; (el=els[i]); i++) {
						if (el.name) data[el.name] = encodeURIComponent(el.value);
				}
				var els = form.getElementsByTagName('select');
				for (var i=0, el=null; (el=els[i]); i++) {
						if (el.name) data[el.name] = encodeURIComponent(el[el.selectedIndex].value);
				}
				return data;
		},
		/**
		 * Returns a string that is considered safe for keys and slugs.
		 * @param {String} string
		 * @return {String} string
		 */
		makeSafeString: function(string) {
			return string.replace(/[^a-zA-Z0-9_-s.]/, '').toLowerCase()
		},
		/**
		 * Outputs a GET parameter string from an object array.
		 * @param {Object} params
		 * @return {String}
		 */
		createParametersString: function(params) {
			var parameters = ''; // string version of params
			for (var key in params) {
					if (typeof params[key] == 'object')
							for (var i=0; i<params[key].length; i++)
									parameters += (key + '=' + encodeURIComponent(params[key][i]) + '&');
					else
							parameters += (key + '=' + encodeURIComponent(params[key]) + '&');
			}
			return parameters;
		},
		/**
		 * Initiates an XMLHttpRequest and executes callback(responseText)
		 * @param {String} url Request url
		 * @param {Object} params Request parameters in an object-array format
		 * @param {Function} success Successful callback function
		 * @param {Function} error Error callback function
		 */
		ajaxRequest: function(url, method, params, success, error) {
			if (!method) var method = 'GET';
			var parameters = _pub.createParametersString(params);
			if (method == 'GET' && parameters) {
				if (url.indexOf('?')) url += '&' + parameters;
				else url += '?' + parameters;
			}
			_pub.http.open(method, url, true);
			_pub.http.onreadystatechange = function() {
					if (_pub.http.readyState == 4) {
							if (_pub.http.status == 200)
									success(_pub.http.responseText);
							else
									if (error)
											error(_pub.http, _pub.http.responseText);
					}
			}
			_pub.http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
			if (method == 'POST') _pub.http.setRequestHeader("Content-length", parameters.length);
			_pub.http.setRequestHeader("Connection", "close");
			_pub.http.send(parameters);
		},
		showLoadingBar: function() {
			containers.loading.style.display = 'block';
			containers.content_inner.style.display = 'none';
		},
		hideLoadingBar: function() {
			containers.loading.style.display = 'none';
			containers.content_inner.style.display = 'block';
		},
		hasClass: function(obj, className) {
				if (obj.className) {
						var arrList = obj.className.split(' ');
						var strClassUpper = className.toUpperCase();

						for (var i=0; i<arrList.length; i++) {
								if (arrList[i].toUpperCase() == strClassUpper) {
										return true;
								}
						}
				}
				return false;
		},
		toggleClass: function(obj, className) {
			if (_pub.hasClass(obj, className)) _pub.removeClass(obj, className);
			else _pub.addClass(obj, className);
		},
		addClass: function(obj, className) {
			obj.className = (obj.className ? obj.className + ' ' + className : className);
		},
		removeClass: function(obj, className) {
			if (obj.className) {
				var arrList = obj.className.split(' ');
				var strClassUpper = className.toUpperCase();

				for (var i=0; i<arrList.length; i++) {
					if (arrList[i].toUpperCase() == strClassUpper) {
						arrList.splice(i, 1);
						i--;
					}
				}
				obj.className = arrList.join(' ');
			}
		},
		/**
		 * Empties the content of an object.
		 */
		empty: function(obj) {
			while (obj.firstChild) obj.removeChild(obj.firstChild);
		},
		/**
		 * Updates the content of the share box
		 * @param {HTMLObject|String} html
		 */
		html: function(html) {
			if (!html) return;
			_pub.hideLoadingBar();
			_pub.empty(containers.content_inner);
			if (typeof(html) == 'string') containers.content_inner.innerHTML = html;
			else containers.content_inner.appendChild(html);
		},
		/**
		 * Hides the share box.
		 */
		hide: function() {
			if (active.tab && active.tab.plugin.unload) active.tab.plugin.unload();
			if (active.link) _pub.removeClass(active.link, 'share-active');
			active = {}
			containers.box.style.display = 'none';
			_pub.addClass(containers.box, 'share-box-show');
		},
		/**
		 * Shows the share box and (if obj is present) positions
		 * it relative to the container.
		 * @param {HTMLObject} obj
		 * @param {Object} params
		 */
		show: function(obj, params) {
			// if no plugins are active bail
			if (!_pub.plugins.list.length) return false;
			// if the current link is active bail
			if (active.link == obj) return false;

			if (!params) var params = {};

			if (!params.link) params.link = window.location.href;
			if (!params.title) params.title = document.title;
			if (!params.skin) params.skin = _pub.default_skin;

			// hide it first to stop the bug where active button still shows
			if (active.link) _pub.hide();

			active.link = obj;
			active.link.params = params;

			_pub.addClass(obj, 'share-active');

			if (!params.skin) params.skin = 'default';

			containers.box.className = 'share-skin-' + params.skin;

			containers.box.style.position = 'absolute';
			containers.box.style.display = 'block';
			containers.box.style.visibility = 'hidden';
			containers.box.style.top = 0;
			containers.box.style.left = 0;

			var curtop = curleft = 0;
			var border;
			curtop += obj.offsetHeight + 5;
			if (obj.getBoundingClientRect) {
				var bounds = obj.getBoundingClientRect();
				curleft += bounds.left - 2;
				curtop += bounds.top + document.documentElement.scrollTop - 2;
			}
			else if (obj.offsetParent) {
				do {
					// XXX: If the element is position: relative we have to add borderWidth
					if (_pub.getStyle(obj, 'position') == 'relative') {
						if (border = _pub.getStyle(obj, 'border-top-width')) curtop += parseInt(border);
						if (border = _pub.getStyle(obj, 'border-left-width')) curleft += parseInt(border);
					}
					else if (obj.currentStyle && obj.currentStyle.hasLayout && obj !== document.body) {
						curleft += obj.clientLeft;
						curtop += obj.clientTop;
					}

					curtop += obj.offsetTop;
					curleft += obj.offsetLeft;
				}
				while (obj = obj.offsetParent)
			}
			else if (obj.x) {
				curtop += obj.y;
				curleft += obj.x;
			}

			pagesize = _pub.getPageSize();
			if (containers.box.offsetWidth + curleft > pagesize.width) {
				// if the box is larger than the page width, set it to 20px on the left
				if (containers.box.offsetWidth > pagesize.width-20) {
				 curleft = 20;
				}
				else {
					// otherwise set it to page width - box length - 20px
					curleft = pagesize.width-20-containers.box.offsetWidth;
				}
			}
			containers.box.style.top = curtop + 'px';
			containers.box.style.left = curleft + 'px';
			containers.box.style.visibility = 'visible';
			_pub.removeClass(containers.box, 'share-box-show');

			for (var i=0; i<_pub.plugins.list.length; i++) {
				var cur = _pub.plugins.list[i];
				var valid = true;
				if (cur.requires) {
					// validate variables exist in the params for the plugin
					for (var z=0; z<cur.requires.length; z++) {
						if (!params || !params[cur.requires[z]]) {
							valid = false;
							break;
						}
					}
				}
				if (valid) cur.tab.style.display = 'block';
				else cur.tab.style.display = 'none';
				cur.tab.className = '';
			}
			active.tab = _pub.plugins.list[0].tab;
			active.tab.className = 'active';
			active.tab.plugin.render(_pub.showPlugin, params);
		},

		/**
		 * Gets the page constraints
		 */
		getPageSize: function() {
			return {
				width: window.innerWidth || (document.documentElement && document.documentElement.clientWidth) || document.body.clientWidth,
				height: window.innerHeight || (document.documentElement && document.documentElement.clientHeight) || document.body.clientHeight
			};
		},

		showPlugin: function(html, params) {
			_pub.html(html);
			var content = _pub.createElement('p', {html: 'Be <a href="/pages/corporate-social-networking">mindful of your privacy</a> when using corporate "social" networking sites. <img src="/images/spybook.png" alt="spybook" style="float:left;padding:5px" />The sites listed below are the largest surveillance systems in global history.  They are not particularly "social", they are advertising corporations in the business of selling you to other corporations. You share your whole life with them, and they routinely share your loves, hates, and misdeeds with cops and marketing executives. However, if you want to add some stockholder value...'});
            containers.content_inner.insertBefore(content, containers.content_inner.firstChild);
		},
		handleLink: function(e) {
			if (!e) var e = window.event;
			var obj = e.target ? e.target : e.srcElement;
			if (e.preventDefault) e.preventDefault();
			var params = (obj.params ? obj.params : _pub.parseQuery(obj.getAttribute('rel')));
			if (_pub.hasClass(obj, 'share-active')) iBeginShare.hide(obj);
			else iBeginShare.show(obj, params);
		},
		/**
		 * Draws a link on an object immediately.
		 * @param {HTMLObject} obj
		 * @param {Object} params
		 * @param {String} skin
		 */
		drawLink: function(obj, params) {
			if (params === undefined) var params = {}
			if (params.link_style === undefined) params.link_style = _pub.default_link;
			if (params.link_skin === undefined) params.link_skin = _pub.default_link_skin;
			if (params.link_label === undefined) params.link_label = _pub.text_link_label;

			var link = _pub.createElement('a', {
				className: 'share-link',
				href: 'javascript:void(0)',
				html: params.link_label,
				events: {
					click: _pub.handleLink
				}
			});
			link.params = params;

			obj.appendChild(_pub.createElement('span', {
				className: 'share-link-wrapper share-link-' + params.link_style + ' share-link-' + params.link_style + '-' + params.link_skin,
				children: [link]
			}));
		},
		/**
		 * Draws a button on an object immediately.
		 * @param {HTMLObject} obj
		 * @param {Object} params
		 */
		drawButton: function(obj, params) {
			params.link_style = 'button';
			_pub.drawLink(obj, params);
		},
		/**
		 * Draws a text link on an object immediately.
		 * @param {HTMLObject} obj
		 * @param {Object} params
		 */
		drawTextLink: function(obj, params) {
			params.link_style = 'text';
			_pub.drawLink(obj, params);
		},
		/**
		 * Attaches a share link to an object when the page is loaded.
		 * @param {HTMLObject|String} obj
		 * @param {Object} params
		 * @param {String} skin
		 */
		attachLink: function(obj, params) {
			if (typeof(obj) == 'string') obj = document.getElementById(obj);
			_pub.addEvent(window, 'load', _pub.bind(function(e, obj, params){iBeginShare.drawLink(obj, params);}, obj, params));
		},
		/**
		 * Attaches a button to an object when the page is loaded.
		 * @param {HTMLObject|String} obj
		 * @param {Object} params
		 */
		attachButton: function(obj, params) {
			params.link_style = 'button';
			_pub.attachLink(obj, params);
		},
		/**
		 * Attaches a text link to an object when the page is loaded.
		 * @param {HTMLObject|String} obj
		 * @param {Object} params
		 */
		attachTextLink: function(obj, params) {
			params.link_style = 'text';
			_pub.attachLink(obj, params);
		},
		/**
		 * Binds arguments to a callback function
		 */
		bind: function(fn) {
				var args = [];
				for (var n=1; n<arguments.length; n++) args.push(arguments[n]);
				return function(e) { return fn.apply(this, [e].concat(args)); };
		},
		/**
		 * Binds an event listener
		 * @param {Object} obj Object to bind the event to.
		 * @param {String} evType Event name.
		 * @param {Function} fn Function callback reference.
		 */
		addEvent: function(obj, evType, fn) {
			if (obj.addEventListener) {
				obj.addEventListener(evType, fn, false);
				return true;
			}
			else if (obj.attachEvent) {
				var r = obj.attachEvent("on"+evType, fn);
				return r;
			}
			else {
				return false;
			}
		},
		getStyle: function(obj, styleProp) {
			if (obj.currentStyle)
				return obj.currentStyle[styleProp];
			else if (window.getComputedStyle)
				return document.defaultView.getComputedStyle(obj,null).getPropertyValue(styleProp);
		},
		getContainer: function() {
			return containers.box;
		},
		/**
		 * If `script_handler` is enabled this will return a URL which will log the action.
		 * @param {String} url
		 * @param {String} label The label for the log action (e.g. 'Delicious').
		 */
		makeLoggableUrl: function(link, to, name) {
			if (!_pub.script_handler) return to;
			if (name === undefined) var name = '';
			var log_key = active.tab.plugin.log_key;
			if (!log_key) var log_key = _pub.makeSafeString(active.tab.plugin.label);
			return _pub.script_handler + '&plugin=' + encodeURIComponent(log_key) + '&name=' + encodeURIComponent(name) + '&link=' + encodeURIComponent(link) + '&to=' + encodeURIComponent(to) + '&' + ts();
		},
		plugins: {
			builtin: {
				bookmarks: function() {
					var bookmarks_per_line = 7;
					var lines_per_page = 2;

					var current_page;
					var link;
					var title;

					var getIcon = function(name) {
						return 'bm_' + _pub.makeSafeString(name);
					}

					var services = new Array();
					var selectThisPage = function(e) {
						if (!e) var e = window.event;
						var obj = e.target ? e.target : e.srcElement;
						selectPage(obj.getAttribute('rel'));
						if (e.preventDefault) e.preventDefault();
						return false;
					};
					var selectPage = function(n) {
						if (current_page == n) return;
						var el = document.getElementById('bm_page_' + current_page);
						if (el) el.className = '';
						var tbody = container.getElementsByTagName('tbody')[0];
						_pub.empty(tbody);
						var end = n*(lines_per_page*bookmarks_per_line);
						var start = end-(lines_per_page*bookmarks_per_line);
						var tr = _pub.createElement('tr');
						for (var i=start; i<end; i++) {
							if (!services[i]) break;
							if (i % bookmarks_per_line == 0 && i != 0) {
								tbody.appendChild(tr);
								tr = _pub.createElement('tr');
							}
							tr.appendChild(_pub.createElement('td', {
								styles: {
									textAlign: 'center',
									width: 100/bookmarks_per_line + '%'
								},
								children: [
									_pub.createElement('a', {
										title: services[i][0],
										target: '_blank',
										href: _pub.makeLoggableUrl(link, services[i][1].replace('__URL__', link).replace('__TITLE__', title), services[i][0]),
										html: services[i][0],
										styles: {
											textDecoration: 'none'
										},
										children: [
											_pub.createElement('img', {
												src: _pub.base_url + 'images/icons/' + getIcon(services[i][0]) + '.gif',
												alt: ''
											})
										]
									})
								]
							}));
						}
						tbody.appendChild(tr);
						current_page = n;
						var el = document.getElementById('bm_page_' + current_page);
						if (el) el.className = 'active';
					}
					var container = null;

					return {
						log_key: 'bookmarks',
						label: 'Bookmarks',
						requires: ['link', 'title'],
						addService: function(name, url) {
							services.push([name, url]);
						},
						render: function(callback, params) {
							current_page = null;
							link = encodeURIComponent(params.link);
							title = encodeURIComponent(params.title);

							var total_pages = Math.ceil(services.length/(lines_per_page*bookmarks_per_line));

							container = _pub.createElement('table', {
								cellPadding: 0,
								cellSpacing: 0,
								styles: {
									border: 0
								},
								children: [
									_pub.createElement('tbody')
								]
							});

							if (total_pages > 1) {
								var pages = new Array();
								for (var i=1; i<=total_pages; i++) {
									pages.push(_pub.createElement('a', {
										id: 'bm_page_' + i,
										html: i,
										href: '#',
										title: 'Page ' + i,
										className: (i == 1 ? 'active': ''),
										rel: i,
										events: {
											click: selectThisPage
										}
									}));
								}
								container.appendChild(_pub.createElement('tfoot', {
									children: [_pub.createElement('tr', {
										children: [
											_pub.createElement('td', {
												colSpan: bookmarks_per_line,
												children: pages
											})
										]
									})]
								}));
							}
							selectPage(1);
							callback(container, params);
						}
					}
				}(),

				email: function() {
					var allow_message = true;
					var data_store = {};
					var msg_container = null;
					var form_container = null;

					var createInputCell = function(label, name, value) {
						return _pub.createElement('td', {
							children: [
								_pub.createElement('label', {
									htmlFor: 'id_share_mail_' + name,
									id: 'label_share_mail_' + name,
									html: label,
									styles: {
										display: 'block'
									}
								}),
								_pub.createElement('input', {
									type: 'text',
									name: name,
									id: 'id_share_mail_' + name,
									value: value || ''
								})
							]
						});
					}
					
					var validateFields = function() {
						var fields = ['from_name', 'from_email', 'to_name', 'to_email'];
						var valid = true;
						for (var i=0; i<fields.length; i++) {
							var el = document.getElementById('label_share_mail_' + fields[i]);
							if (!document.getElementById('id_share_mail_' + fields[i]).value) {
								el.style.color = 'red';
								valid = false;
							}
							else {
								el.style.color = '';
							}
						}
						if (!valid) {
							_pub.empty(msg_container);
							msg_container.style.color = 'red';
							msg_container.appendChild(document.createTextNode('Please fill in required fields.'));
						}
						return valid;
					}

					return {
						log_key: 'email',
						label: 'Email',
						requires: ['link', 'title'],
						unload: function() {
							var base = document.forms['share_form_email'];
							if (!base) return;
							data_store = _pub.serializeFormData(form_container);
						},
						render: function(callback, params) {
							
							msg_container = _pub.createElement('span', {
								styles: {
									paddingLeft: '10px'
								}
							});
							
							row_sets = [
								_pub.createElement('tr', {
								children: [
										createInputCell('Your name:', 'from_name', data_store.share_mail_frnme),
										createInputCell('Your email:', 'from_email', data_store.share_mail_freml)
									]
								}),
								_pub.createElement('tr', {
									children: [
										createInputCell("Friend's name:", 'to_name', data_store.share_mail_tonme),
										createInputCell("Friend's email:", 'to_email', data_store.share_mail_toeml)
									]
								})
							];
							
							if (allow_message) {
								row_sets.push(_pub.createElement('tr', {
									children: [
										_pub.createElement('td', {
											colSpan: 2,
											children: [
												_pub.createElement('label', {
													htmlFor: 'id_share_mail_message',
													html: 'Message: ',
													children: [
														_pub.createElement('span', {
															html: '(Optional)'
														})
													],
													styles: {
														display: 'block'
													}
												}),
												_pub.createElement('textarea', {
													name: 'message',
													id: 'id_share_mail_message',
													value: data_store.share_mail_msg || ''
												})
											]
										})
									]
								}));
							}
							row_sets.push(_pub.createElement('tr', {
								children: [
									_pub.createElement('td', {
										colSpan: 2,
										children: [
											_pub.createElement('input', {
												type: 'submit',
												value: 'Send',
												className: 'button'
											}),
											msg_container
										]
									})
								]
							}));
							
							form_container = _pub.createElement('form', {
								method: 'get',
								name: 'share_form_email',
								events: {
									submit: function(e) {
										if (!e) var e = window.event;
										var obj = e.target ? e.target : e.srcElement;
										if (e.preventDefault) e.preventDefault();
										if (!validateFields()) return false;
										_pub.empty(msg_container);
										msg_container.appendChild(document.createTextNode('Sending Request...'));
										data = _pub.serializeFormData(obj);
										data.link = params.link;
										data.action = 'email';
										data.title = params.title;
										var url = _pub.makeLoggableUrl(params.link, _pub.base_url + 'plugins/email/email.php?' + _pub.createParametersString(data) + '&' + ts());
										_pub.ajaxRequest(url, 'GET', {}, function(response) {
											callback('<div style="padding: 20px 0; font-size: 1.2em; font-weight: bold; color: green;">' + response + '</div>', params);
										}, function(http, response) {
											msg_container.style.color = 'red';
											// 400 means invalid data
											_pub.empty(msg_container);
											if (http.status == 400)
												msg_container.appendChild(document.createTextNode(response));
											else
												msg_container.appendChild(document.createTextNode('Error processing your request.'));
										});
										return false;
									}
								},
								children: [
									table = _pub.createElement('table', {
										cellPadding: 0,
										cellSpacing: 0,
										styles: {
											border: 0
										},
										children: [
											_pub.createElement('tbody', {
												children: row_sets
											})
										]
									})
								]
							});
							callback(form_container, params);
						}
					}
				}(),

				mypc: function() {
					function createDocumentRow(type, label, params) {
						var link = encodeURIComponent(params.link);
						var title = encodeURIComponent(params.title);
						var content = encodeURIComponent(params.content);
						
						return _pub.createElement('tr', {
							children: [
								_pub.createElement('td', {
									styles: {
										width: '10%',
										paddingLeft: '50px'
									},
									children: [
										_pub.createElement('a', {
											href: _pub.makeLoggableUrl(params.link, _pub.base_url + 'plugins/mypc/mypc.php?action='+type+'&link='+link+'&content='+content+'&title='+title+'&'+ts(), type),
											title: label,
											children: [
												_pub.createElement('img', {
													src: _pub.base_url + 'images/icons/pc_'+type+'.gif',
													styles: {
														width: '40px',
														height: '40px'
													}
												})
											]
										})
									]
								}),
								_pub.createElement('td', {
									children: [
										_pub.createElement('a', {
											href: _pub.makeLoggableUrl(params.link, _pub.base_url + 'plugins/mypc/mypc.php?action='+type+'&link='+link+'&content='+content+'&title='+title+'&'+ts()),
											html: label
										})
									]
								})
							]
						});
					}
					return {
						log_key: 'mypc',
						label: 'My Computer',
						requires: ['link', 'title', 'content'],
						render: function(callback, params) {
							var container = _pub.createElement('div', {
								children: [
									_pub.createElement('table', {
										cellPadding: 0,
										cellSpacing: 0,
										styles: {
											border: 0
										},
										children: [
											_pub.createElement('tbody', {
												children: [
													createDocumentRow('pdf', 'PDF - Portable Document Format', params),
													createDocumentRow('word', 'Microsoft Word, Wordpad, Works', params)
												]
											})
										]
									})
								]
							})

							callback(container, params);
						}
					}
				}(),

				printer: function() {
					return {
						log_key: 'printer',
						label: 'Printer',
						requires: ['content'],
						render: function(callback, params) {
							var link = encodeURIComponent(params.link);
							var title = encodeURIComponent(params.title);
							var content = encodeURIComponent(params.content);
							var url = _pub.makeLoggableUrl(params.link, _pub.base_url+'plugins/print/print.php?link='+link+'&title='+title+'&content='+content+'&'+ts());

							var table = _pub.createElement('table', {
								cellPadding: 0,
								cellSpacing: 0,
								styles: {
									border: 0
								},
								children: [
									_pub.createElement('tbody', {
										children: [
											_pub.createElement('tr', {
												children: [
													_pub.createElement('td', {
														styles: {
															textAlign: 'center'
														},
														children: [
															_pub.createElement('a', {
																href: 'javascript:void(0)',
																title: 'Print this Document',
																events: {
																	click: function() {
																		window.open(url, '', 'scrollbars=yes,menubar=no,height=600,width=800,resizable=yes,toolbar=no,location=no,status=no'); 
																		return false;
																	}
																},
																children: [
																	_pub.createElement('img', {
																		src: _pub.base_url + 'images/icons/print.gif',
																		styles: {
																			width: '40px',
																			height: '40px'
																		}
																	}),
																	_pub.createElement('div', {
																		html: 'Print'
																	})
																]
															})
														]
													})
												]
											})
										]
									})
								]
							});
							callback(table, params);
						}
					}
				}()
			},
			list: new Array(),
			/**
			 * Registers a plugin.
			 * @param {Function} func
			 * @param {Function} func
			 * @param {Function} ...
			 */
			register: function() {
				for (var i=0; i<arguments.length; i++) {
					_pub.plugins.list.push(arguments[i]);
					loadPlugin(arguments[i]);
				}
				return true;
			},
			/**
			 * Unregisters a plugin.
			 * @param {Function} func
			 * @param {Function} func
			 * @param {Function} ...
			 */
			unregister: function() {
				var new_list = new Array();
				var to_unregister = new Array();
				for (var i=0; i<arguments.length; i++) {
					to_unregister.push(arguments[i]);
				}
				for (var i=0; i<_pub.plugins.list.length; i++) {
					var exists = false;
					for (var z=0; z<to_unregister.length; z++) {
						if (_pub.plugins.list[i] == to_unregister[z]) exists = true;
					}
					if (!exists) new_list.push(_pub.plugins.list[i]);
				}
				if (_pub.plugins.list.length == new_list.length) return false;
				_pub.plugins.list = new_list;
				return true;
			}
		}
	};
	var containers = {};
	var active = {};
	/**
	 * Creates a new XMLHttpRequest object based on browser.
	 */
	var createXMLHttpRequest = function() {
		var http;
		if (window.XMLHttpRequest) { // Mozilla, Safari,...
			http = new XMLHttpRequest();
			if (http.overrideMimeType) {
				// set type accordingly to anticipated content type
				http.overrideMimeType('text/html');
			}
		}
		else if (window.ActiveXObject) { // IE
			try {
				http = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {
					http = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
		}
		if (!http) {
			alert('Cannot create XMLHTTP instance');
			return false;
		}
		return http;
	};
	/**
	 * Returns a random number
	 */
	var ts = function() { return Math.floor(Math.random()*10000001); };
	/**
	 * Creates the iBegin Share base object.
	 */
	var create = function() {
		containers.box = _pub.createElement('div', {
			id: 'share-box',
			styles: {
				display: 'none'
			},
			children: [
				_pub.createElement('a', {
					title: 'Close',
					id: 'share-close',
					href: 'javascript:void(0)',
					html: _pub.close_label,
					events: {
						click: function(e) { iBeginShare.hide(); return false; }
					}
				})
			]
		});

		containers.inner = _pub.createElement('div', {
			id: 'share-box-inner'
		});

		containers.menu = _pub.createElement('ul', {
			id: 'share-menu'
		});
		containers.inner.appendChild(containers.menu);

		for (var i=0; i<_pub.plugins.list.length; i++) loadPlugin(_pub.plugins.list[i]);

		containers.content = _pub.createElement('div', {
			id: 'share-content'
		});
		containers.content.appendChild(document.createElement('br'));

		// TODO: update css with loading image
		containers.loading = _pub.createElement('div', {
			id: 'share-loading',
			styles: {
				display: 'none'
			}
		});
		containers.content.appendChild(containers.loading);

		containers.content_inner = _pub.createElement('div', {
			id: 'share-content-inner'
		});
		containers.content.appendChild(containers.content_inner);
		containers.inner.appendChild(containers.content);

		containers.box.appendChild(containers.inner);
		document.body.appendChild(containers.box);

		return containers.box;
	};
	/**
	 * Registers a plugin with the share object.
	 * @param {Object} plugin
	 */
	var loadPlugin = function(plugin) {
		// if we're not initialized yet don't create it
		if (!containers.box) return;
		// <li class="class_name"><a href="#"><span>Label</span></a></li>
		var tab = _pub.createElement('li', {
			children: [
				_pub.createElement('a', {
					href: 'javascript:void(0)',
					children: [
						_pub.createElement('span', {
							html: plugin.label
						})
					]
				})
			]
		});
		tab.plugin = plugin;
		plugin.tab = tab;
		tab.onclick = function(e) {
			// if the current tab is active bail
			if (active.tab == tab) return false;
			_pub.showLoadingBar();
			if (active.tab.plugin.unload) active.tab.plugin.unload();
			active.tab.className = '';
			active.tab = tab;
			active.tab.className = 'active';
			plugin.render(_pub.showPlugin, active.link.params);
			return false;
		}
		containers.menu.appendChild(tab);
		return tab;
	};
	/**
	 * Initializes the iBegin Share namespace.
	 */
	var initialize = function() {
		create();
		document.body.style.position = 'relative';
		var els = document.getElementsByTagName('script');
		var src;
		for (var i=0, el=null; (el = els[i]); i++) {
			if (!(src = el.getAttribute('src'))) continue;
			src = src.split('?')[0];
			if (src.substr(src.length-9) == '/share.js') {
				_pub.base_url = src.substr(0, src.length-8);
				break;
			}
		}
		_pub.http = createXMLHttpRequest();
	};

	_pub.addEvent(window, 'load', initialize);
	_pub.addEvent(window, 'keypress', function(e){ if (e.keyCode == (window.event ? 27 : e.DOM_VK_ESCAPE)) { iBeginShare.hide(); }});

	return _pub;
}();
// See readme/index.html for information on adding bookmarks
iBeginShare.plugins.builtin.bookmarks.addService('Facebook', 'http://www.facebook.com/share.php?src=bm&u=__URL__&t=__TITLE__&v=3');
iBeginShare.plugins.builtin.bookmarks.addService('Digg', 'http://digg.com/submit/?url=__URL__&title=__TITLE__');
iBeginShare.plugins.builtin.bookmarks.addService('Delicious', 'http://del.icio.us/post?&url=__URL__&title=__TITLE__');
iBeginShare.plugins.builtin.bookmarks.addService('Google', 'http://www.google.com/bookmarks/mark?op=add&title=__TITLE__&bkmk=__URL__');
iBeginShare.plugins.builtin.bookmarks.addService('Yahoo!', 'http://e.my.yahoo.com/config/edit_bookmark?.src=bookmarks&.folder=1&.name=__TITLE__&.url=__URL__&.save=+Save+');
iBeginShare.plugins.builtin.bookmarks.addService('StumbleUpon', 'http://www.stumbleupon.com/submit?url=__URL__&title=__TITLE__');
iBeginShare.plugins.builtin.bookmarks.addService('MySpace', 'http://www.myspace.com/Modules/PostTo/Pages/?t=__TITLE__&c=%20&u=__URL__&l=2');

iBeginShare.plugins.builtin.bookmarks.addService('Technorati', 'http://technorati.com/faves?add=__URL__');
iBeginShare.plugins.builtin.bookmarks.addService('Reddit', 'http://reddit.com/submit?url=__URL__&title=__TITLE__');
iBeginShare.plugins.builtin.bookmarks.addService('Ask', 'http://myjeeves.ask.com/mysearch/BookmarkIt?v=1.2&t=webpages&title=__TITLE__&url=__URL__');
iBeginShare.plugins.builtin.bookmarks.addService('Live', 'http://favorites.live.com/quickadd.aspx?url=__URL__&title=__TITLE__');
iBeginShare.plugins.builtin.bookmarks.addService('Mixx', 'http://www.mixx.com/submit?page_url=__URL__');
iBeginShare.plugins.builtin.bookmarks.addService('Blinklist', 'http://www.blinklist.com/index.php?Action=Blink/addblink.php&Url=__URL__&Title=__TITLE__');
iBeginShare.plugins.builtin.bookmarks.addService('Twitter', 'http://twitter.com/home/?status=__TITLE__%3A%20__URL__');

// Uncomment any of these lines to disable plugin registration.
// Adjust the order to adjust the order of tabs.
iBeginShare.plugins.register(
	iBeginShare.plugins.builtin.bookmarks //,
//	iBeginShare.plugins.builtin.email,
//	iBeginShare.plugins.builtin.mypc,
//	iBeginShare.plugins.builtin.printer
);