var BordersArray = new Array();
var countBorders = 0; 
var partMsgs = new Array(); 
var msgAttachments = new Array();
var uidsSave = new Array(); 
var zebraDiscardEventDialog = false;
var saveBorderError = new Array(); 
var countID = 2;
var tab_content = "";
var tab_role = "";
var lastIndexSelected = 0;

var ptabs = $("#ptabs").tabs({ 
	tabTemplate: "<li role='tab' style='cursor: pointer;'><a href='#{href}'>#{label}</a> <span class='ui-icon tab-close ui-icon-close' title='Fechar Aba'>Fechar Aba</span></li>", 
	panelTemplate: "<div></div>",
	add: function( event, ui ) { 
	        countID++; 
	        $(ptabs).tabs('select', '#' + $(ptabs).find("div:last").attr("id")); 
         	$(ptabs).find("span.tab-close:last").hover(function(){$(this).toggleClass("ui-icon-circle-close ui-icon-close");}, function(){$(this).toggleClass("ui-icon-circle-close ui-icon-close");})
	        $(ptabs).find("div:last").addClass("conteudo").attr("role", tab_role).append(tab_content); 
	        if(tab_role == "new")
	        	uidsSave[indexTab("#"+ui.panel.id)] = [];
	},
	show: function(event, ui){
		switch($( ui.panel ).attr("role")){
			case "new":
			case "search":
				$("#footer_menu").hide();
				break;
			case "message":
			case "draft":
			case "folder":
				$("#footer_menu").show();
				break;
		}
		resizeWindow();
	},
	cookie: {
		expires: 1
	},
	select: function(event, ui) { 
		lastIndexSelected = ui.index;
	}
});

/* 
	method : createTab
	descrition : create a new tab
	params : {
		label : Label of the tab
		* role : Tab type
		* content : Content of the tab
		* href : Tab id 
		* callback : a function
	}
	comments : {
		#1 : if the user just set the label, a tab with blank content and a dynamic id is created
		#2 : if a tab with a set href already exists, don't duplicate, this function only select the tab 
		#3 : if the role is 
	* = Optional
*/

function createTab(label, role, content,href, callback){
	if( !$("#ptabs_"+href).length){
		tab_content = content ? content : "";
		tab_role = role ? role : "new";
		$(ptabs).tabs("add", "#ptabs_"+(href ? href : countID), (label.length > 21 ? label.substring(0, 18)+"..." : label));
		if(typeof(callback) == 'function') 
			callback($("#ptabs_"+(href ? href : countID)));
		else
			return $("#ptabs_"+(href ? href : countID));
	}else{
		$(ptabs).tabs( "select", indexTab("#ptabs_"+href) );
	}
}

/* 
	method : removeTab
	descrition : remove a tab
	params : {
		* href : Tab id 
		* callback : a function
	}
	comments : {
		#1 : if the user doesn't set no parameter, this function just remove the open tab

	* = Optional
*/

function removeTab(href, callback){
	ptabs.tabs("remove", 
		(
			href ? 
			indexTab(href) : lastIndexSelected
		)
	);
	if(typeof(callback) == 'function') 
		callback();
}

/* 
	method : indexTab
	descrition : return a tab index
	params : {
		* href : Tab id 
	}
	comments : {
		#1 : if the user doesn't set no parameter, this function just return the index of the open tab

	* = Optional
*/

function indexTab(href){
	return href ? 
		$( "li", ptabs ).index( $('[href="'+href+'"]').parent() ) : lastIndexSelected;
}

/*
 method : idTab
 descrition : remove a tab id
 params : {
 * index : Tab index
 }
 comments : {
 #1 : if the user doesn't set no parameter, this function just return the id of the open tab

 * = Optional
 */

function idTab(index){
    return $( ".ui-tabs-panel", ptabs ).eq((index ? index : indexTab())).attr("id");
}

function getTabData(index){
	return {
		id : parseInt(idTab(index).substring(6).split("_r_")[0]),
		folder : Base64.decode(idTab(index).substring(6).split("_r_")[1]),
		role : getTabRole(index),
		header : getTabHeader(index),
		content : getTabContent(index)
	};
}

function getTabHeader(index){
    return $( ptabs ).find('[href="#'+$( ".ui-tabs-panel", ptabs ).eq((index ? index : indexTab())).attr("id")+'"]').parent();
}

function getTabRole(index){
	return getTabContent(index).attr("role");
}

function getTabContent(index){
	return $( ".ui-tabs-panel", ptabs ).eq((index ? index : indexTab()));
}