diff --git a/view/templates/calendar/calendar_head.tpl b/view/templates/calendar/calendar_head.tpl
index 50fb3fe4dd..73b0d5e7bd 100644
--- a/view/templates/calendar/calendar_head.tpl
+++ b/view/templates/calendar/calendar_head.tpl
@@ -1,3 +1,8 @@
+<link rel="stylesheet" type="text/css" href="{{$baseurl}}/view/asset/fullcalendar/dist/fullcalendar.min.css?v={{$smarty.const.FRIENDICA_VERSION}}" />
+<link rel="stylesheet" type="text/css" href="{{$baseurl}}/view/asset/fullcalendar/dist/fullcalendar.print.min.css?v={{$smarty.const.FRIENDICA_VERSION}}" media="print" />
+<script type="text/javascript" src="{{$baseurl}}/view/asset/moment/min/moment-with-locales.min.js?v={{$smarty.const.FRIENDICA_VERSION}}"></script>
+<script type="text/javascript" src="{{$baseurl}}/view/asset/fullcalendar/dist/fullcalendar.min.js?v={{$smarty.const.FRIENDICA_VERSION}}"></script>
+
 <script>
 	function showEvent(eventid) {
 		$.get(
@@ -10,7 +15,7 @@
 
 	function doEventPreview() {
 		$('#event-edit-preview').val(1);
-		$.post('calendar', $('#event-edit-form').serialize(), function(data) {
+		$.post('events', $('#event-edit-form').serialize(), function(data) {
 			$.colorbox({ html: data });
 		});
 		$('#event-edit-preview').val(0);
@@ -87,13 +92,13 @@
 				center: 'title',
 				right: 'month,agendaWeek,agendaDay'
 			},
-			timeFormat: 'H(:mm)',
-			eventClick: function(calEvent, jsEvent, view) {
+			timeFormat: 'H:mm',
+			eventClick: function(calEvent) {
 				showEvent(calEvent.id);
 			},
-			loading: function(isLoading, view) {
+			loading: function(isLoading) {
 				if(!isLoading) {
-					$('td.fc-day').dblclick(function() { window.location.href='calendar/event/new?start=' + $(this).data('date'); });
+					$('td.fc-day').dblclick(function() { window.location.href='/calendar/event/new?start=' + $(this).data('date'); });
 				}
 			},
 
@@ -101,57 +106,39 @@
 				if (event.item['author-name']==null) return;
 				switch(view.name){
 					case "month":
-					element.find(".fc-title").html(
-						"<img src='{0}' style='height:10px;width:10px'>{1} : {2}".format(
-							event.item['author-avatar'],
-							event.item['author-name'],
-							event.title
-					));
-					break;
+						element.find(".fc-title").html(
+							"{0}".format(
+								event.title
+							));
+						break;
 					case "agendaWeek":
-					element.find(".fc-title").html(
-						"<img src='{0}' style='height:12px; width:12px'>{1}<p>{2}</p><p>{3}</p>".format(
-							event.item['author-avatar'],
-							event.item['author-name'],
-							event.item.desc,
-							event.item.location
-					));
-					break;
+						element.find(".fc-title").html(
+							"{0}<p>{1}</p><p>{2}</p>".format(
+								event.item['author-name'],
+								event.item.desc,
+								event.item.location
+							));
+						break;
 					case "agendaDay":
-					element.find(".fc-title").html(
-						"<img src='{0}' style='height:24px;width:24px'>{1}<p>{2}</p><p>{3}</p>".format(
-							event.item['author-avatar'],
-							event.item['author-name'],
-							event.item.desc,
-							event.item.location
-					));
-					break;
+						element.find(".fc-title").html(
+							"{0}<p>{1}</p><p>{2}</p>".format(
+								event.item['author-name'],
+								event.item.desc,
+								event.item.location
+							));
+						break;
 				}
 			}
 
 		})
 
-		// center on date
-		var args=location.href.replace(baseurl,"").split("/");
-{{if $modparams == 2}}
-		if (args.length>=5) {
-			$("#events-calendar").fullCalendar('gotoDate',args[3] , args[4]-1);
-		}
-{{else}}
-		if (args.length>=4) {
-			$("#events-calendar").fullCalendar('gotoDate',args[2] , args[3]-1);
-		}
-{{/if}}
-
 		// show event popup
-		var hash = location.hash.split("-")
-		if (hash.length==2 && hash[0]=="#link") showEvent(hash[1]);
-
+		let hash = location.hash.split("-");
+		if (hash.length === 2 && hash[0] === "#link") showEvent(hash[1]);
 	});
 </script>
 
 <script language="javascript" type="text/javascript">
-
 	$(document).ready(function() {
 		$("#comment-edit-text-desc").bbco_autocomplete('bbcode');
 
@@ -166,7 +153,7 @@
 		}).trigger('change');
 
 		$('#contact_allow, #contact_deny, #group_allow, #group_deny').change(function() {
-			var selstr;
+			let selstr;
 			$('#contact_allow option:selected, #contact_deny option:selected, #group_allow option:selected, #group_deny option:selected').each( function() {
 				selstr = $(this).html();
 				$('#jot-public').hide();
@@ -174,15 +161,12 @@
 			if(selstr == null) {
 				$('#jot-public').show();
 			}
-
 		}).trigger('change');
 
 		// disable the finish time input if the user disable it
 		$('#id_nofinish').change(function() {
 			enableDisableFinishDate()
 		}).trigger('change');
-
 	});
-
 </script>
 
diff --git a/view/theme/vier/templates/calendar/calendar_head.tpl b/view/theme/vier/templates/calendar/calendar_head.tpl
deleted file mode 100644
index e0c5b9e756..0000000000
--- a/view/theme/vier/templates/calendar/calendar_head.tpl
+++ /dev/null
@@ -1,178 +0,0 @@
-
-<link rel="stylesheet" type="text/css" href="{{$baseurl}}/view/asset/fullcalendar/dist/fullcalendar.min.css?v={{$smarty.const.FRIENDICA_VERSION}}" />
-<link rel="stylesheet" type="text/css" href="{{$baseurl}}/view/asset/fullcalendar/dist/fullcalendar.print.min.css?v={{$smarty.const.FRIENDICA_VERSION}}" media="print" />
-<script type="text/javascript" src="{{$baseurl}}/view/asset/moment/min/moment-with-locales.min.js?v={{$smarty.const.FRIENDICA_VERSION}}"></script>
-<script type="text/javascript" src="{{$baseurl}}/view/asset/fullcalendar/dist/fullcalendar.min.js?v={{$smarty.const.FRIENDICA_VERSION}}"></script>
-
-<script>
-	function showEvent(eventid) {
-		$.get(
-			'{{$event_api}}/'+  eventid,
-			function(data){
-				$.colorbox({html:data});
-			}
-		);
-	}
-
-	function doEventPreview() {
-		$('#event-edit-preview').val(1);
-		$.post('events',$('#event-edit-form').serialize(), function(data) {
-			$.colorbox({ html: data });
-		});
-		$('#event-edit-preview').val(0);
-	}
-
-	// disable the input for the finish date if it is not available
-	function enableDisableFinishDate() {
-		if( $('#id_nofinish').is(':checked'))
-			$('#id_finish_text').prop("disabled", true);
-		else
-			$('#id_finish_text').prop("disabled", false);
-	}
-
-	$(document).ready(function() {
-		$('#events-calendar').fullCalendar({
-			firstDay: '{{$i18n.firstDay|escape:'quotes'}}',
-			monthNames: [
-				'{{$i18n.January|escape:'quotes'}}',
-				'{{$i18n.February|escape:'quotes'}}',
-				'{{$i18n.March|escape:'quotes'}}',
-				'{{$i18n.April|escape:'quotes'}}',
-				'{{$i18n.May|escape:'quotes'}}',
-				'{{$i18n.June|escape:'quotes'}}',
-				'{{$i18n.July|escape:'quotes'}}',
-				'{{$i18n.August|escape:'quotes'}}',
-				'{{$i18n.September|escape:'quotes'}}',
-				'{{$i18n.October|escape:'quotes'}}',
-				'{{$i18n.November|escape:'quotes'}}',
-				'{{$i18n.December|escape:'quotes'}}'
-			],
-			monthNamesShort: [
-				'{{$i18n.Jan|escape:'quotes'}}',
-				'{{$i18n.Feb|escape:'quotes'}}',
-				'{{$i18n.Mar|escape:'quotes'}}',
-				'{{$i18n.Apr|escape:'quotes'}}',
-				'{{$i18n.May|escape:'quotes'}}',
-				'{{$i18n.Jun|escape:'quotes'}}',
-				'{{$i18n.Jul|escape:'quotes'}}',
-				'{{$i18n.Aug|escape:'quotes'}}',
-				'{{$i18n.Sep|escape:'quotes'}}',
-				'{{$i18n.Oct|escape:'quotes'}}',
-				'{{$i18n.Nov|escape:'quotes'}}',
-				'{{$i18n.Dec|escape:'quotes'}}'
-			],
-			dayNames: [
-				'{{$i18n.Sunday|escape:'quotes'}}',
-				'{{$i18n.Monday|escape:'quotes'}}',
-				'{{$i18n.Tuesday|escape:'quotes'}}',
-				'{{$i18n.Wednesday|escape:'quotes'}}',
-				'{{$i18n.Thursday|escape:'quotes'}}',
-				'{{$i18n.Friday|escape:'quotes'}}',
-				'{{$i18n.Saturday|escape:'quotes'}}'
-			],
-			dayNamesShort: [
-				'{{$i18n.Sun|escape:'quotes'}}',
-				'{{$i18n.Mon|escape:'quotes'}}',
-				'{{$i18n.Tue|escape:'quotes'}}',
-				'{{$i18n.Wed|escape:'quotes'}}',
-				'{{$i18n.Thu|escape:'quotes'}}',
-				'{{$i18n.Fri|escape:'quotes'}}',
-				'{{$i18n.Sat|escape:'quotes'}}'
-			],
-			allDayText: '{{$i18n.allday|escape:'quotes'}}',
-			noEventsMessage: '{{$i18n.noevent|escape:'quotes'}}',
-			buttonText: {
-				today: '{{$i18n.today|escape:'quotes'}}',
-				month: '{{$i18n.month|escape:'quotes'}}',
-				week: '{{$i18n.week|escape:'quotes'}}',
-				day: '{{$i18n.day|escape:'quotes'}}'
-			},
-			events: '{{$calendar_api}}',
-			header: {
-				left: 'prev,next today',
-				center: 'title',
-				right: 'month,agendaWeek,agendaDay'
-			},
-			timeFormat: 'H:mm',
-			eventClick: function(calEvent, jsEvent, view) {
-				showEvent(calEvent.id);
-			},
-			loading: function(isLoading, view) {
-				if(!isLoading) {
-					$('td.fc-day').dblclick(function() { window.location.href='/calendar/event/new?start=' + $(this).data('date'); });
-				}
-			},
-
-			eventRender: function(event, element, view) {
-				if (event.item['author-name']==null) return;
-				switch(view.name){
-					case "month":
-					element.find(".fc-title").html(
-						"{0}".format(
-							event.title
-					));
-					break;
-					case "agendaWeek":
-					element.find(".fc-title").html(
-						"{0}<p>{1}</p><p>{2}</p>".format(
-							event.item['author-name'],
-							event.item.desc,
-							event.item.location
-					));
-					break;
-					case "agendaDay":
-					element.find(".fc-title").html(
-						"{0}<p>{1}</p><p>{2}</p>".format(
-							event.item['author-name'],
-							event.item.desc,
-							event.item.location
-					));
-					break;
-				}
-			}
-
-		})
-
-		// show event popup
-		var hash = location.hash.split("-")
-		if (hash.length==2 && hash[0]=="#link") showEvent(hash[1]);
-
-	});
-</script>
-
-<script language="javascript" type="text/javascript">
-
-	$(document).ready(function() {
-		$("#comment-edit-text-desc").bbco_autocomplete('bbcode');
-
-		$('#id_share').change(function() {
-
-			if ($('#id_share').is(':checked')) {
-				$('#acl-wrapper').show();
-			}
-			else {
-				$('#acl-wrapper').hide();
-			}
-		}).trigger('change');
-
-		$('#contact_allow, #contact_deny, #group_allow, #group_deny').change(function() {
-			var selstr;
-			$('#contact_allow option:selected, #contact_deny option:selected, #group_allow option:selected, #group_deny option:selected').each( function() {
-				selstr = $(this).html();
-				$('#jot-public').hide();
-			});
-			if(selstr == null) {
-				$('#jot-public').show();
-			}
-
-		}).trigger('change');
-
-		// disable the finish time input if the user disable it
-		$('#id_nofinish').change(function() {
-			enableDisableFinishDate()
-		}).trigger('change');
-
-	});
-
-</script>
-