diff --git a/korektury/templates/korektury/opraf.html b/korektury/templates/korektury/opraf.html
index 24d58d1d..13082bc2 100644
--- a/korektury/templates/korektury/opraf.html
+++ b/korektury/templates/korektury/opraf.html
@@ -57,7 +57,6 @@
 	  		<br/>
 	  		<textarea onkeypress="textarea_onkey(event);" id="commform-text" cols=40 rows=10 name="txt"></textarea>
 	  		<br/>
-	  		<input type="hidden" size="3" name="pdf" value='{{pdf.id}}'/>
 	  		<input type="hidden" size="3" id="commform-x" name="x"/>
 	  		<input type="hidden" size="3" id="commform-y" name="y"/>
 	  		<input type="hidden" size="3" id="commform-img-id" name="img-id"/>
@@ -84,7 +83,6 @@
 	<form method="post">
 		{% csrf_token %}
 		<input type='hidden' name='action' value='set-state'/>
-		<input type='hidden' name='pdf' value='{{pdf.id}}'/>
 		<input type="radio" name="state" value="{{ pdf.STATUS_PRIDAVANI }}" {% if pdf.status == pdf.STATUS_PRIDAVANI %} checked {% endif %}>Přidávání korektur
 		<br>
 		<input type="radio" name="state" value="{{ pdf.STATUS_ZANASENI }}" {% if pdf.status == pdf.STATUS_ZANASENI %} checked {% endif %}>Zanášení korektur
@@ -121,7 +119,6 @@
 	  			<form  action='' onsubmit='save_scroll(this)' method='POST'>
 	   				{% csrf_token %}
 	   				<input type='hidden' name="au" value="{{o.autor}}"/>
-	   				<input type='hidden' name='pdf' value='{{pdf.id}}'>
 	   				<input type='hidden' name='id' value='{{o.id}}'>
 	   				<input type='hidden' name='scroll'>
 	   				
@@ -196,7 +193,6 @@
 		<!-- Komentar !-->
                     <form  action='' onsubmit='save_scroll(this)' method='POST'>
 						{% csrf_token %}
-                    	<input type='hidden' name='pdf' value='{{pdf.id}}'>
 						<input type='hidden' name='id' value='{{k.id}}'>
                     	<input type='hidden' name='scroll'>
                         {% if forloop.last %}
diff --git a/korektury/views.py b/korektury/views.py
index 664e9a82..f64951c9 100644
--- a/korektury/views.py
+++ b/korektury/views.py
@@ -56,6 +56,11 @@ class KorekturyView(generic.TemplateView):
 	template_name = 'korektury/opraf.html'
 	form_class = OpravaForm
 
+	def setup(self, request, *args, **kwargs):
+		super().setup(request, *args, **kwargs)
+		self.pdf_id = self.kwargs["pdf"]
+		self.pdf = get_object_or_404(KorekturovanePDF, id=self.pdf_id)
+
 	def post(self, request, *args, **kwargs):
 		form = self.form_class(request.POST)
 		q = request.POST
@@ -77,9 +82,8 @@ class KorekturyView(generic.TemplateView):
 			y = int(q.get('y'))
 			text = q.get('txt')
 			strana = int(q.get('img-id')[4:])
-			pdf = KorekturovanePDF.objects.get(id=q.get('pdf'))
 
-			op = Oprava(x=x,y=y, autor=autor, text=text, strana=strana,pdf = pdf)
+			op = Oprava(x=x,y=y, autor=autor, text=text, strana=strana, pdf=self.pdf)
 			op.save()
 			self.send_email_notification_komentar(op,autor)
 		elif (action == 'del'):
@@ -132,9 +136,8 @@ class KorekturyView(generic.TemplateView):
 			kom = Komentar.objects.get(id=id)
 			kom.delete()
 		elif (action == 'set-state'):
-			pdf = KorekturovanePDF.objects.get(id=q.get('pdf'))
-			pdf.status = q.get('state') # FIXME odchytávat blbosti?
-			pdf.save()
+			self.pdf.status = q.get('state') # FIXME odchytávat blbosti?
+			self.pdf.save()
 		context = self.get_context_data()
 		context['scroll'] = scroll
 		context['autor'] = autor
@@ -193,13 +196,12 @@ class KorekturyView(generic.TemplateView):
 
 	def get_context_data(self, **kwargs):
 		context = super().get_context_data(**kwargs)
-		pdf = get_object_or_404(KorekturovanePDF, id=self.kwargs['pdf'])
-		context['pdf'] = pdf
-		context['img_prefix'] = pdf.get_prefix()
+		context['pdf'] = self.pdf
+		context['img_prefix'] = self.pdf.get_prefix()
 		context['img_path'] = settings.KOREKTURY_IMG_DIR
-		context['img_indexes'] = range(pdf.stran) 
+		context['img_indexes'] = range(self.pdf.stran)
 		context['form_oprava'] = OpravaForm()
-		opravy = Oprava.objects.filter(pdf=self.kwargs['pdf'])
+		opravy = Oprava.objects.filter(pdf=self.pdf_id)
 		zasluhy = {}
 		for o in opravy:
 			if o.autor in zasluhy: