/* Handling the communication between php processing server and local ajax engine */

/*  Databap class */

function Databap() 
{
	self = this;
	
	//on load init
	this.init = function()
	{
		//Global constants
		self.consts.default_hash = self.vars.page_to_hash[self.consts.default_page];
		self.consts.process_url = 'index.php';
		self.consts.app_image_folder = 'images/';
		self.consts.add_code_text = 'Copier le code ici.';
		self.consts.search_box_text = 'Recherche...';
		self.consts.maxHeight = $(window).innerHeight();
		self.consts.maxWidth = $(window).innerWidth();
		self.consts.time = (new Date()).getTime();
		self.consts.transTime = 200;
		
		//Global variables
		self.vars2('tmp', 'object');
		self.vars2('loading', 'boolean');
		self.vars2('fade', false);
		self.vars2('page_cache', 'object');
		self.vars2('pageIcon', 'string');
		self.vars2('current_page', 'string');
		self.vars2('current_user', 'object');
		self.vars2('code', 'integer');
		self.vars2('id', 0);
		self.vars2('phrase', 'string');
		self.vars2('code_container', 'string');
		self.vars2('focus', true);
		self.vars2('disconnected', 'boolean');
		self.vars2('mode', 'string');
		self.vars2('initLoaded', 'boolean');
		self.vars2('chans_list', 'object');
		
		//shortcuts
		self.$main = $('#main');
		self.$menu = $('#menu');
		self.$title = $('#page_title');
		self.consts.pageMaxHeight = self.$main.height();
		self.consts.pageMaxWidth = self.$main.width();		
		
		//Global Events Listeners
		self.initSearch();
		
		//Left menu
		self.initMenu();
		
		//Events handler
		self.resetEventHandlers();
		$(document).keyup(function(e){self.onKeyUp(e);});
		$(document).keydown(function(e){self.onKeyDown(e);});
		$(document).mouseenter(function(){self.onMouveEnter();});
		$(document).mouseleave(function(){self.onMouveLeave();});
		$(window).unload(function(){self.onQuit();});
		//window.onbeforeunload = self.onQuit;
		$(window).resize(self.resizeMain).resize();
		$(window).bind('hashchange', self.onHashChange);
		
		//Init first page
		if(self.hash()=='logout') self.goToInternalLink(self.vars.page_to_hash['welcome']);
		else if(self.hash()=='') self.goToInternalLink(self.consts.default_hash, self.consts.default_id); //Fix for old links
		else self.onHashChange();
		
		//Load cache
		self.loadCache();
	};
	
	this.parseHash = function()
	{
		var sHash = self.hash();
		var asHash = sHash.split('-');
		var sPage = self.vars.hash_to_page[asHash[0]];
		
		var iItemId = (typeof asHash[1] != 'undefined')?asHash[1]:0;
		//var iItemId = (typeof asHash[1] != 'undefined' && !isNaN(asHash[1]))?asHash[1]:0;
		//var sItemName = (typeof asHash[1] != 'undefined' && isNaN(asHash[1]))?asHash[1]:'';
		return {hash:sHash, page:sPage, id:iItemId/*, name:sItemName*/};
	};
	
	this.onHashChange = function(aoOptions)
	{
		aoOptions = aoOptions || {noFade:false, force:false};
		var bNoFade = aoOptions.noFade || false;
		var bForce = aoOptions.force || false;
		
		var sDefaultPage = self.vars.current_page==''?'welcome':'error';
		var asUrlVars = self.parseHash();
		self.switchPage((asUrlVars.hash!='' && typeof asUrlVars.page !== 'undefined')?asUrlVars.page:sDefaultPage, asUrlVars.id, bNoFade, bForce);
	};
	
	this.hash = function(hash)
	{
		if(!hash) return window.location.hash.slice(1);
		else
		{
			window.location.hash = (hash.substr(0, 1)=='#'?'':'#')+hash;
			
			//favicon, bug firefox
			var link = $('link[rel="shortcut icon"]').remove().attr("href");
			$('<link href="'+ link +'" rel="shortcut icon" type="image/x-icon" />').appendTo('head');
		}
	};
	
	//TODO Add images, ...
	this.loadCache = function()
	{
		var iDelay = 1;
		for(var i in self.vars.page_to_hash)
		{
			setTimeout('self.addPageToCache("'+i+'", function(){});', iDelay*60*1000);
			iDelay += 1;
		}
	};
	
	this.vars2 = function(oVarName, oValue)
	{
		var asVarName = (typeof oVarName == 'object')?oVarName:[oVarName];
		
		//Set, name & type / default value (init)
		if(typeof oValue !== 'undefined') setElem(self.vars, copyArray(asVarName), oValue);

		//Get, only name parameter
		return getElem(self.vars, asVarName);
	};
	
	this.tmp = function(sVarName, oValue)
	{
		var asVarName = (typeof sVarName == 'object')?sVarName:[sVarName];
		asVarName.unshift('tmp');
		return self.vars2(asVarName, oValue);
	};
	
	this.resetEventHandlers = function()
	{
		//Reset specific pages event catchers
		self.onResize = function(){};
		self.resetSize = function(){};
		self.onKeyUp = function(e){};
		self.onKeyDown = function(e){};
		self.onMouveEnter = function(){};
		self.onMouveLeave = function(){};
		self.onQuit = function(){return true;};
	};
	
	this.initSearch = function()
	{
		$('#form_header').submit(function(event){event.preventDefault();});
		
		var bDirectSearch = (self.vars.current_page=='' && self.parseHash().page=='search' && self.parseHash().id!='');
		$('#query')
			.addDefaultValue(self.consts.search_box_text, bDirectSearch?self.parseHash().id:'')
			.keyup(function(e){if(e.which==13 || e.isTrigger) self.goToInternalLink('search', $('#query').val());});
		
		$('#search_btn_submit').click(function(){$('#query').trigger('keyup');});
	};
	
	this.initMenu = function()
	{
		self.$menu.find('a').each(function(){$(this).attr('title', $(this).find('span').text());});
	};
	
	this.setInitEnd = function(bEnded, bAddScrollBar)
	{
		self.vars.initLoaded = bEnded;
		if(self.vars.initLoaded===true)
		{
			//self.resizeMain();
			self.onResize();
			//setTimeout(self.onResize, 500);
		}
	};
	
	this.getMainElem = function(elem)
	{
		return self.$main.find(elem);
	};
	
	//switch to a new page with animation, without processing image
	this.switchPage = function(sNextPage, iItemId, bNoFade, bforce)
	{
		iItemId = iItemId || 0;
		bforce = bforce || false;
		
		//FIXME event object instead of string after cancelling page exit. bug ? channeling from parseHash
		if(bforce || typeof sNextPage == 'string' && (sNextPage != self.vars.current_page || iItemId!=self.vars.id))
		{
			//Officially quiting page
			var bExit = true;
			if(self.vars.current_page!='') bExit = self.onQuit();
			if(bExit==false) bExit = confirm('Voulez-vous vraiment quitter la page en cours ?');
			
			if(bExit)
			{
				//Init's Start
				self.setInitEnd(false);
				
				//Reset specific pages event catchers
				self.resetEventHandlers();
				
				//Switching data
				self.vars.current_page = sNextPage;
				self.vars.id = iItemId;
				/*if(typeof self.vars.page_cache[sNextPage] == 'undefined')
				{
					self.vars.loading = true;
					$.get
					(
						self.getPagePath(sNextPage),
						function(data)
						{
							self.vars.loading = false;
							self.vars.page_cache[sNextPage] = data;
							self.transition(self.switchContent);
						}
					);
				}
				else self.transition(self.switchContent);
				*/
				self.addPageToCache(sNextPage, function(){self.transition(self.switchContent);});
			}
			//fix the hash
			else self.goToInternalLink(self.vars.current_page, self.vars.id);
		}
	};
	
	this.addPageToCache = function(sPage, fOnSuccess)
	{
		if(typeof self.vars.page_cache[sPage] == 'undefined')
		{
			self.vars.loading = true;
			$.get
			(
				self.getPagePath(sPage),
				function(data)
				{
					self.vars.loading = false;
					self.vars.page_cache[sPage] = data;
					fOnSuccess();
				}
			);
		}
		else fOnSuccess();
	};
	
	this.transition = function(fOnFinish)
	{
		if(self.vars2('fade')) $.when(self.$main.add(self.$title).stop().fadeTo(self.consts.transTime, 0)).done(fOnFinish);
		else fOnFinish();
		self.vars2('fade', false);
	};
	
	this.switchContent = function()
	{
		//Add page Header
		self.$title
			.find('.side_margins').attr('id', self.vars.current_page+'_title')
			.find('#title_text').text(self.vars.page_titles[self.vars.current_page]);
		self.$title.fadeTo(self.consts.transTime, 1);
		self.vars.pageIcon = 'fa-c-'+self.vars.current_page;
		self.pageIcon(self.vars.pageIcon);
		
		//Page replacement
		self.$main.empty().fadeTo(self.consts.transTime, 1).append(self.vars.page_cache[self.vars.current_page]);
		
		//Browser tab title
		self.setTitle();
		
		//Reset specific page variables
		self.vars2('tmp', {});
		
		//Page specific Actions
		self.pageInit();
	};
	
	this.pageIcon = function(pageIcon, comment)
	{
		self.$title
			.find('h1').attr('title', comment || '')
			.find('#page_icon')
				.attr('class', 'fa fa-fw fa-20')
				.addClass(pageIcon);
	};
	
	this.addBufferIcon = function()
	{
		self.pageIcon('fa-spin fa-c-loading', 'Processing...');
	};
	
	this.addSuccessIcon = function()
	{
		self.pageIcon('fa-c-ok', 'Op&eacute;ration r&eacute;ussie');
		setTimeout(self.resetIcon, 2000);
	};
	
	this.addFailIcon = function(sMsg)
	{
		if(!sMsg) sMsg = 'Echec de connexion. Essaie de refresh la page';
		self.pageIcon('fa-c-ko', sMsg);
		setTimeout(self.resetIcon, 5000);
	};
	
	this.resetIcon = function()
	{
		self.pageIcon(self.vars.pageIcon, '');
	};
	
	this.resizeMain = function()
	{
		//Maximize main div height to fill up the page
		var iPageHeight = $('body').outerHeight(true);
		var iWindowHeight = $(window).innerHeight();
		self.$main.height('+='+(iWindowHeight - iPageHeight));
		self.$menu.height($('#main_container').height());
		
		//Update size
		self.consts.maxHeight = $(window).innerHeight();
		self.consts.maxWidth = $(window).innerWidth();
		self.consts.pageMaxHeight = self.$main.innerHeight();
		self.consts.pageMaxWidth = self.$main.innerWidth();
		
		//Page event
		self.onResize();
		self.updateScrollBar();
	};
	
	this.maximizeElem = function($Elem, bfitToElemContent, $Box)
	{
		$Box = $Box || self.$main;
		bfitToElemContent = bfitToElemContent || false;
		
		//Maximize to box height
		var iDelta = $Box.getEmptyHeight();
		//debug('Giving empty '+iDelta+'px (in #'+$Box.attr('id')+') to #'+$Elem.attr('id')+' (originally : '+$Elem.height()+')');
		
		if(iDelta != 0) $Elem.height('+='+iDelta);
		//debug('Now, #'+$Elem.attr('id')+' height is '+$Elem.height()+'px');
		
		//Minimize to elem height
		if(bfitToElemContent)
		{
			iDelta = $Elem.getEmptyHeight();
			if(iDelta > 0) $Elem.height('-='+iDelta);
			//debug('Removing useless '+iDelta+'px from #'+$Elem.attr('id'));
		}
	};
	
	this.saveForm = function(action, $form, fOnSuccess, bProcessIcon, dataType, asVars)
	{
		var sFormVars = $form.serialize()+($.isEmptyObject(asVars)?'':'&'+$.param(asVars));
		bProcessIcon = bProcessIcon || false;
		if(bProcessIcon) self.addBufferIcon();
		if(!dataType) dataType = 'text';
		
		self.vars.loading = true;
		$.ajax(
			{
				type: 'POST',
				url: self.getActionLink(action),
				data: sFormVars,
				dataType: dataType
			})
			.done(function(result)
			{
				self.vars.loading = false;
				self.vars.disconnected = false;
				if(bProcessIcon) self.resetIcon();
				fOnSuccess(result);
			})
			.fail(function(jqXHR, textStatus, errorThrown)
			{
				self.vars.loading = false;
				self.vars.disconnected = true;
				debug('Error databap.js 331');
				self.showError(textStatus);
			});
	};
	
	this.getInfo = function(action, fOnSuccess, vars, type, fOnError, bProcessIcon)
	{
		if(!vars) vars = {};
		if(!type) type = 'html';
		bProcessIcon = bProcessIcon || false;
		if(bProcessIcon) self.addBufferIcon();
		
		vars['a'] = action;		
		self.vars.loading = true;
		$.ajax(
			{
				url: self.consts.process_url,
				data: vars,
				dataType: type
			})
			.done(function(result)
			{
				//TODO use result.result and result.desc, make it standard
				if(result==self.consts.errors.disconnected) databap.refresh();
				else if((result==self.consts.error || typeof result.success != 'undefined' && result.success==self.consts.error) && typeof fOnError !== 'undefined') fOnError();
				else
				{
					self.vars.loading = false;
					self.vars.disconnected = false;
					if(bProcessIcon) self.resetIcon();
					fOnSuccess(result);
				}
			})
			.fail(function(jqXHR, textStatus, errorThrown)
			{
				if(jqXHR.responseText==self.consts.errors.disconnected) databap.refresh();
				
				self.vars.loading = false;
				self.vars.disconnected = true;
				debug('Error databap.js 361');
				if(bProcessIcon) self.resetIcon();
				if(!fOnError)
				{
					self.showError(textStatus);
					debug(textStatus+' '+errorThrown);
				}
				else fOnError(textStatus);
			});
	};
	
	this.getSyncInfo = function(action, vars)
	{
		if(!vars) vars = {};
		vars['a'] = action;
		return $.ajax
		(
			{
				url: self.consts.process_url,
				type: "GET",
				data: vars,
				dataType: "html",
				async: false,
				success: function(r){/*debug('getSyncInfo: Ok');*/}
			}
		).responseText;
	};
	
	this.showError = function(textStatus)
	{
		//debug('ERROR : '+textStatus);
		self.addFailIcon();
	};
	
	this.getUserInfo = function(fOnSuccess)
	{
		if(typeof self.vars.current_user.name == 'undefined')
		{
			self.getInfo
			(
				'user_info',
				function(user)
				{
					self.vars.current_user = user;
					fOnSuccess(user);
				},
				{},
				'json'
			);
		}
		else fOnSuccess(self.vars.current_user);
	};
	
	this.appendItem = function(asItemInfo, $Container, $bAnimation)
	{
		//Filling up the item line
		var $verHtml = $(self.consts.versionHtml);
 		$verHtml.find('#description').html(asItemInfo.title);
	 	$verHtml.find('#author_name').html(asItemInfo.name);
		$verHtml.find('#author_company').html(asItemInfo.company);
		$verHtml.find('#led').html(asItemInfo.led);

		//Rank (search)
		if(typeof asItemInfo.rank != 'undefined')
		{
			$verHtml.find('.glue-right')
				.append(
					$('<span>', {'class':'rank'})
						.append($('<i>', {'class':'fa fa-inline fa-c-kpi'}))
						.append(asItemInfo.rank)
				);
		}
		
		//Icon
		$verHtml.find('#type_logo').addClass('fa-c-'+asItemInfo.type);

		//Link 
		var sItemLink = self.getInternalLink(asItemInfo.type, asItemInfo.id_item);
		$verHtml.find('#item_link').attr('href', sItemLink).attr('title', 'Lien vers '+sItemLink);
		$verHtml = self.setElemTags($verHtml, asItemInfo.id_item, false, asItemInfo.type);

		//Display
		$bAnimation = (typeof $bAnimation != 'undefined')?$bAnimation:true;
		var $Container = self.getMainElem('#list_container');
		if($bAnimation) $verHtml.hide().appendTo($Container).slideDown('fast');
		else $verHtml.appendTo($Container);
	};
	
	this.getActionLink = function(sAction, oVars)
	{
		if(!oVars) oVars = {};
		sVars = '';
		for(i in oVars)
		{
			sVars += '&'+i+'='+oVars[i];
		}
		return self.consts.process_url+'?a='+sAction+sVars;
	};
	
	this.getInternalLink = function(sPage, iItemId, bAbsolute)
	{
		bAbsolute = bAbsolute || false;
		if(sPage.length==1) sPage = self.vars.hash_to_page[sPage]; //if hash is provided instead of page
		return (bAbsolute?self.vars.serv_name:'')+'#'+sPage+((iItemId>0 || iItemId!='')?'-'+escape($.trim(iItemId)):'');
	};
	
	this.goToInternalLink = function(sPage, iItemId, bFade)
	{
		self.vars2('fade', bFade || false);
		
		iItemId = iItemId || 0;
		var sHash = self.getInternalLink(sPage, iItemId).substr(1);
		if(sHash==self.hash()) self.onHashChange({force:true});
		else self.hash(sHash);
	};
	
	this.refresh = function()
	{
		self.tmp("refresh", true);
		//self.goToInternalLink(databap.vars.current_page, databap.vars.id);
		location.reload(true);
	};
	
	this.goToExternalLink = function(sUrl)
	{
		window.location = sUrl;
	};
	
	this.appendCode = function(codeBox, info)
	{
		self.vars.id = info.id_code;
		self.vars.phrase = (!info.phrase)?info.id_code:info.phrase;
										//#code_reader
		$codeBox = self.setElemTags($(codeBox), [self.vars.id]);

		//About code
		self.getMainElem('#'+self.getElemTag('code_lines', self.vars.id)).html(info.code);
		self.getMainElem('#'+self.getElemTag('description', self.vars.id)).html(info.description);
		
		//About author
		self.getMainElem('#'+self.getElemTag('author_name', self.vars.id)).text(info.name);
		self.getMainElem('#'+self.getElemTag('author_company', self.vars.id)).text(info.company);
		self.getMainElem('#'+self.getElemTag('led', self.vars.id)).text(info.led);	
		self.getMainElem('#'+self.getElemTag('item_link', self.vars.id))
			.prop('href', self.getInternalLink('code', info.id_code))
			.find('.fa').addClass('fa-c-code');
	};
	
	this.setElemTags = function($CodeBox, aiIds, bUpdate, sType)
	{
		self.setElemTag($CodeBox, aiIds, bUpdate, sType);
		$CodeBox.find('[id]').each(function(){self.setElemTag($(this), aiIds, bUpdate, sType);});
		return $CodeBox;
	};
	
	this.setElemTag = function($Tag, aiIds, bUpdate, sType)
	{
		var sCurTagId = $Tag.attr('id');
		
		//Replace only ids existing in aiIds, keep the others
		if(bUpdate)
		{
			var aiCurTagIds = self.getElemIds(sCurTagId);
			for(i in aiIds)
			{
				aiCurTagIds[i] = aiIds[i];
			}
			aiIds = aiCurTagIds;
		}
		
		var sNewTagId = self.getElemTag(self.stripElemIds(sCurTagId), aiIds, sType);
		
		$Tag.attr('id', sNewTagId);
		if($Tag.attr('name') != undefined) $Tag.attr('name', sNewTagId);
	};
	
	this.getElemTag = function(sTag, aiIds, sType)
	{
		if(!sType) sType = 'c';
		if(typeof aiIds != 'object') aiIds = [aiIds];
		return sType+implode(self.consts.id_sep, aiIds)+self.consts.id_sep+sTag;
	};
	
	this.getFirstElemId = function(sTag)
	{
		var aiIds = self.getElemIds(sTag);
		return aiIds[0];
	};
	
	this.getElemIds = function(sTag)
	{
		return array_filter(explode(self.consts.id_sep, sTag.substr(1)), isNumeric);
	};
	
	this.stripElemIds = function(sTag)
	{
		//var sPattern = 'c\\d+'+self.consts.id_sep;
		var sType = sTag.substr(0, 1);
		var sPattern = self.getElemTag('', '\\d+', sType);
		if(self.checkRegExMatch(sPattern, sTag))
		{
			sTag = sTag.substr(self.getElemTag('', self.getElemIds(sTag), sType).length);
		}
		return sTag;
	};
	
	this.checkRegExMatch = function(sPattern, sText)
	{
		var oRegEx = new RegExp(sPattern, 'i');
		return sText.match(oRegEx);
	};

	this.setCodeContainer = function(fOnSuccess, containerId)
	{
		if(typeof self.vars.code_container === 'undefined' || self.vars.code_container == '')
		{
			self.getInfo
			(
				'code_block',
				function(code_block)
				{
					self.vars.code_container = code_block;
					if(containerId) self.appendContainer(containerId);
					fOnSuccess();
				}
			);
		}
		else
		{
			if(containerId) self.appendContainer(containerId);
			fOnSuccess();
		}
	};
	
	this.appendContainer = function(containerId, codeId)
	{
		if(containerId != '')
		{
			if(!codeId)
			{
				codeBoxId = 'code_reader';
				container = self.vars.code_container;
			}
			else
			{
				codeBoxId = self.getElemTag('code_reader', codeId);
				container = self.vars.code_container.replace('id="code_reader"', 'id="'+codeBoxId+'"');
			}
			self.getMainElem(containerId).append(container);
			return codeBoxId;
		}
		else
		{
			return false;
		}
	};
	
	this.getImagePath = function(imageName)
	{
		return 'url("'+self.consts.app_image_folder+imageName+'")';
	};
	
	this.getPagePath = function(sPageName)
	{
		return self.consts.mask_folder+sPageName+'.html?'+self.consts.time;
	};
	
	this.addPunctuation = function(sMsg)
	{
		var asPunctuations = ['?', '!', '.', ',', ':', ';', '-', '/'];
		return sMsg+($.inArray(sMsg.slice(-1), asPunctuations)==-1?'.':'');
	};
	
	this.addErrorBefore = function(msg, elem)
	{
		self.addMsgBefore(this.addPunctuation(msg), 'error', elem);
	};
	
	this.addWarningBefore = function(msg, elem)
	{
		msg = 'Attention : '+this.addPunctuation(msg);
		self.addMsgBefore(msg, 'warning', elem);
	};
	
	this.addSuccessBefore = function(msg, elem)
	{
		self.addMsgBefore(this.addPunctuation(msg), 'success', elem);
	};
	
	this.addMsgBefore = function(msg, msgClass, elem)
	{
		var $msg = $('<p>', {'class':msgClass}).append($('<i>', {'class':'fa fa-inline fa-c-'+msgClass})).append(msg);
		$msg.hide().insertBefore(elem).slideDown('fast', function(){databap.updateScrollBar('bottom');}).delay(5000).slideUp('fast', function(){$(this).remove();databap.updateScrollBar();});
	};
	
	this.feedback = function(sClass, sMsg, bClean)
	{
		bClean = bClean || false;
		if(sClass=='error' && sMsg=='') sMsg = 'Aïe ! Une erreur inconnue est suvenue';
		else if(sClass=='error' && $.inArray(sMsg, self.consts.errors.system)!=-1) sMsg = 'Une erreur interne est survenue. Merci de contacter l\'admin';
		
		//clean box
		$Box = $('#title_feedback');
		if(bClean) $Box.empty();
		
		$('<span>', {'class':'feedback '+sClass})
			.append($('<i>', {'class':'fa fa-inline fa-c-'+sClass}))
			.append(self.addPunctuation(sMsg))
			.appendTo($Box)
			.slideDown('fast')
			.delay(5000)
			.slideUp('fast', function(){$(this).remove();});
	};
	
	this.setTitle = function(extra)
	{
		extra = extra || '';
		if(extra!='') extra += ' | ';

		var page = self.vars.page_titles[self.vars.current_page];
		if(self.vars.id) page += ' '+self.vars.id;
		document.title = extra+'Databap '+chr('8226')+' '+page;
	};
	
	this.initScrollBar = function(sBox, sSubBox, sContent)
	{		
		self.tmp('scrollbar', {}); //TODO in page switch
		$(sSubBox)
			.before('<div class="scrollbar"><div class="track round"><div class="thumb round clickable"><div class="end round clickable"></div></div></div></div>')
			.addClass('scrollbar_box round');
		$(sContent).addClass('scrollbar_subbox');
		self.tmp('scrollbar', $(sBox).tinyscrollbar({viewport:sSubBox, overview:sContent}));
	};
	
	this.setScrollBarSize = function(iBoxSize)
	{
		if(self.tmp('scrollbar'))
		{
			var $Box = self.tmp('scrollbar').find('.scrollbar_box');
			if(iBoxSize=='optimize') self.maximizeElem($Box, true);
			else if(iBoxSize=='maximize') self.maximizeElem($Box, false);
			else $Box.height(iBoxSize);
			self.updateScrollBar();
		}
	};
	
	this.updateScrollBar = function(sPos)
	{
		sPos = sPos || 'relative';
		if(self.tmp('scrollbar')) self.tmp('scrollbar').tinyscrollbar_update(sPos);
	};
	
	this.isScrollBarAtBottom = function()
	{
		return self.tmp('scrollbar').tinyscrollbar_isBottom();
	};
	
	this.unifyWidth = function($ItemsSet)
	{
		var iMaxWidth = 0;
		$ItemsSet.each(function(){iMaxWidth = Math.max(iMaxWidth, $(this).width());});
		$ItemsSet.each(function(){if($(this).width() < iMaxWidth) $(this).width(iMaxWidth);});
	};
	
	this.shareEvent = function(sType, iId)
	{
		if(iId!='')
		{
			$('#share')
				.hide()
				.text(self.getInternalLink(sType, iId, true))
				.addClass('addr')
				.slideDown('fast')
				.unbind('click');
		}
	};
}