function formatdateMMMMDDYYYY(prefix, datum, suffix) {
	var arnr = datum.substring(0,4);
	var manadnr = parseInt(datum.substring(5,7));
	var dagnr = parseInt(datum.substring(8,10));

	if(new Date(arnr,manadnr,dagnr) <= new Date(1970,01,01))
		return '';
	
	var monthnames = new Array(" ", "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December");
	var todays_Date = new Array(" ", "1st","2nd","3rd","4th","5th", "6th","7th","8th","9th","10th", "11th","12th","13th","14th","15th", "16th","17th","18th","19th","20th", "21st","22nd","23rd","24th","25th", "26th","27th","28th","29th","30th","31st");

	return( prefix + monthnames[manadnr] + " " +   todays_Date[dagnr] + ", " + arnr + suffix);
}

function GetFeed(timeObj) {
	var timeStr;

	if(timeObj.time.toString().indexOf('T') > 0)
		timeStr = toUTCDate(timeObj.time);
	else
		timeStr = timeObj.time.toGMTString().replace(/UTC/, 'GMT');
		
	$.ajax({
        dataType: 'xml',
        url: '/rss/RssService.asmx/GetFeedListIfNewer',
        timeout: 60000,
		data: {time: timeStr},
        type: 'POST',
        success: function(xml) {
			
			if(xml.documentElement.childNodes.length == 0)
				return;
		
            //Add sticky items
			$('#FeedSticky').empty();
            $('FeedItem:has(Sticky:contains(true))', xml).each(function() {
                var item = GetFeedLayoutItem(this);
				try{
					$('#FeedSticky').append(item);
				}catch(err){}
            });

            $('#FeedSticky').trigger('altered');

            //Add internal items
			$('#FeedInternal').empty();
            $('FeedChannel:has(Type:contains(Internal)) FeedItem:has(Sticky:contains(false))', xml).each(function() {
                var item = GetFeedLayoutItem(this);
				item = item.replace(/lb=710/, 'lb=550');
				try{
					$('#FeedInternal').append(item);
				}catch(err){
					//alert(err);
				}
            });

            $('#FeedInternal').trigger('altered');

            //Add external items
			$('#FeedExternal').empty();
            $('FeedChannel:has(Type:contains(External)) FeedItem:has(Sticky:contains(false))', xml).each(function() {
                var item = GetFeedLayoutItem(this);
				item = item.replace(/lb=710/, 'lb=155').replace(/height%3D16/,'height%3D12');

				try{
					$('#FeedExternal').append(item);
				}catch(err){
					//alert(err);
				}
            });

            $('#FeedExternal').trigger('altered');
			
			timeObj.time = $("FeedContainer", xml).attr("ItemsAltered");
        },
        error: function(xml) {
            //alert(xml.responseXml);
			alert(xml.responseText);
        }
    });
}

function GetFeedLayoutItem(item) {
	var klass = 'feedItem';
    klass += ($(item).children('Hidden').text() == 'true') ? ' hidden' : ' visible';
    klass += ($(item).children('Persistent').text() == 'true') ? ' persistent' : ' removable';
    var target = '';
	var fheight, fweight, ffont;
	var maxTokens = 500;
    if ($(item).parent().parent().find('Type').text() == 'External') {
        klass += ' external';
        target = ' target="extWin"';
		fheight = '12';
		fweight = '200';
		ffont = 'Arial';
		maxTokens = 200;
    } else {
        klass += ' internal';
		fheight = '16';
		fweight = '200';
		ffont = 'Impact';
		//fheight = 18;
		//fweight = 800;
		//ffont = 'Trebuchet+ms';
	}
    var retur = '<div class="[class]" onmouseover="$(this).addClass(\'FeedBorderOver\');" onmouseout="$(this).removeClass(\'FeedBorderOver\');" onclick="$(\'a\',this).click();" id="[id]"><a href="[url]"' + target + ' onclick="($(this).attr(\'target\')==\'\')?window.location=this.href:window.open(this.href, this.target);"><img src="/wim/rubrik.aspx?t=[titleEscaped]&amp;aa=1&amp;ts='+ffont+'&amp;lb=710&amp;tf=FFFFFF&amp;bg=68AA13&amp;a=height%3D'+fheight+'%26weight%3D'+fweight+'" alt="[title]" style="border-width:0"/></a><p class="date"><img src="[icon]" class="icon" alt="" />[date]</p><p class="description">[description]<br /><a>Read more</a></p></div>';

	var descriptionTxt = $('Description', item).text().replace(/<[^>]+>/gi, '').replace(/&[^;]+;/gi,'');
	if(descriptionTxt.length > maxTokens)
		descriptionTxt = descriptionTxt.substr(0,maxTokens) + "...";
		
	retur = retur.replace(/\[id\]/gi, encryptId($('Id', item).text())).
                replace(/\[icon\]/gi, $(item).parent().parent().find('Icon').text()).
                replace(/\[url\]/gi, $('Url', item).text()).
                replace(/\[date\]/gi, formatdateMMMMDDYYYY(' | ',$('LastUpdate', item).text().substring(0,16).replace(/T/, ' '), '')).
                replace(/\[title\]/gi, $('Title', item).text()).
				replace(/\[titleEscaped\]/gi, escape($('Title', item).text())).
                replace(/\[description\]/gi, descriptionTxt).
                replace(/\[class\]/gi, klass);
/**	
	retur = retur.replace(/\[id\]/gi, encryptId($('Id', item).text())).
                replace(/\[icon\]/gi, $(item).parent().parent().find('Icon').text()).
                replace(/\[url\]/gi, $('Url', item).text()).
                replace(/\[date\]/gi, $('LastUpdate', item).text().substring(0,16).replace(/T/, ' ')).
                replace(/\[title\]/gi, $('Title', item).text()).
				replace(/\[titleEscaped\]/gi, escape($('Title', item).text())).
                replace(/\[description\]/gi, $('Description', item).text().replace(/<[^>]+>/gi, '').replace(/&[^;]+;/gi,'')).
                replace(/\[class\]/gi, klass);
**/
    return retur;
}

function MarkSticky(id, sticky) {
    var realId = $('#' + id + ' a').attr('href');
    $.ajax({
        dataType: 'xml',
        data: { id: realId, sticky: sticky },
        url: '/rss/RssService.asmx/MarkSticky',
        timeout: 60000,
        type: 'POST',
        success: function(xml) {
            if (sticky)
                AddToContainer('#FeedSticky', '#' + id);
            else if ($('#' + id).hasClass('internal'))
                AddToContainer('#FeedInternal', '#' + id);
            else
                AddToContainer('#FeedExternal', '#' + id);
        },
        error: function(response) {

        }
    });
}

function MarkPersistent(id, persistent) {
    var realId = $('#' + id + ' a').attr('href');
    $.ajax({
        dataType: 'xml',
        data: { id: realId, persistent: persistent },
        url: '/rss/RssService.asmx/MarkPersistent',
        timeout: 60000,
        type: 'POST',
        success: function(xml) {
            if (persistent)
                $('#' + id).removeClass('removable').addClass('persistent');
            else
                $('#' + id).removeClass('persistent').addClass('removable');
        },
        error: function(response) {

        }
    });
}

function MarkHidden(id, hidden) {
    var realId = $('#' + id + ' a').attr('href');
    $.ajax({
        dataType: 'xml',
        data: { id: realId, hidden: hidden },
        url: '/rss/RssService.asmx/MarkHidden',
        timeout: 60000,
        type: 'POST',
        success: function(xml) {
			$('#' + id).css('display', 'inherit');

            if (hidden)
                $('#' + id).removeClass('visible').addClass('hidden');
            else
                $('#' + id).removeClass('hidden').addClass('visible');

            $('.almostHidden').removeClass('almostHidden');
            $('#' + id).parent().trigger('altered');
        },
        error: function(response) {

        }
    });
}

function AddToContainer(container, item) {
    $(item).removeClass('FeedBorderOver');
    $(container).append($(item)).trigger('altered');
}

function ItemSort($container) {
    var arr = $container.children().get();
    $container.empty();

    arr.sort(function(a, b) {
        var keyA = $(a).children('p[class=date]').text().toUpperCase();
        var keyB = $(b).children('p[class=date]').text().toUpperCase();

        if (keyA < keyB)
            return 1;
        if (keyA > keyB)
            return -1;

        return 0;
    });

    $.each(arr, function(index, item) {
        $container.append(item);
    });
}

function feedListAltered(container) {
    ItemSort($(container));

	$('div.feedItem',container).uncorner();
	if($(container).attr('id') == 'FeedSticky')
		$('div.feedItem',container).corner();
		
	//else
	//	$('div',container).uncorner();
	
    if ($('div:visible', container).size() == 0)
        $(container).hide();
    else{
		if($(container).attr('id') == 'FeedInternal'){
			if(InternalIntervalId)
				clearInterval(InternalIntervalId);
				
			InternalIntervalId = feedListRotateItems(container, 10);
		}else if($(container).attr('id') == 'FeedExternal'){
			if(ExternalIntervalId)
				clearInterval(ExternalIntervalId);
				
			ExternalIntervalId = feedListRotateItems(container, 5);
		}
	
        $(container).show();
	}

    $(container).trigger('updated');
}

function feedListRotateItems(container, numItems){
	if($('div.feedItem.visible', container).size() > numItems){
		$('div.feedItem.visible:gt('+ (numItems-1) +')', container).hide();
		return setInterval(function(){
			//Hide top-item and move down
			$('div.feedItem.visible:first', container).hide(1000, function(){
				$(this).appendTo(container);

				//Display first hidden item
				$('div.feedItem.visible:hidden:first', container).show(1000);				
			});
			

		}, 10000);
	}
}

function toUTCDate(dateTime){
	// Gör en formattering här...
	// Thu, 01 Jan 1970 00:00:00 GMT
	// Ie6
	// Wed Dec 31 16:00:00 PST 1969	
	// FF
	// Thu Jan 01 1970 01:00:00 GMT+0100 
	
	if (dateTime.toString().indexOf('T') < 11 ) { 
		return dateTime;
	} else {
	var wekdaysnames = new Array("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
	var monthnames = new Array("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
	
	var minutes = dateTime.getUTCMinutes()
	if (minutes < 10){
		minutes = "0" + minutes
	}

	var Seconds = dateTime.getUTCSeconds()
	if (Seconds < 10){
		Seconds = "0" + Seconds
	}
	
	return (wekdaysnames[parseInt(dateTime.getUTCDay())] + ", " +  dateTime.getUTCDate() + " " + monthnames[dateTime.getUTCMonth()] + " " + dateTime.getUTCFullYear() + " " + dateTime.getUTCHours() + ":"  + minutes + ":" + Seconds + " GMT"   );
	}
}

function encryptId(str) {
    var output = '';
    var validChars = "abcdefghijklmnopqrstuvxyzABCDEFGHIJKLMNOPQRSTUVXYZ";
    var charVal;
    var pos;
    
    for (var i = 0; i < str.length; i++) {
        charVal = str.charCodeAt(i);
        pos = (charVal % validChars.length);
        output += validChars.substr(pos, 1);
    }

    return output;
}