How do I manage to erase the video frame and to present my question simultaneously?
This is what I have so far:
<item numberstring>
/1="V98PYXGX"
/2="4XU01AT8"
/3="AVLWVW7W"
/4="VIT4HXW7"
</item>
<item Videos_kein_Tor>
/1="Video_2.mp4"
/2="Video_3.mp4"
</item>
<item Videos_Tor>
/1="Video_55.mp4"
/2="Video_57.mp4"
</item>
<text fixation>
/ items = ("+")
</text>
<text mask>
/ items = (" ")
</text>
<text numberstring>
/ items = ("V98PYXGX", "4XU01AT8", "AVLWVW7W", "VIT4HXW7")
</text>
<text Frage_Tor_kein_Tor>
/ items = ("Tor oder kein Tor?")
/ size = (450,200)
/ txcolor = (50, 50, 255)
/ valign = bottom
</text>
<text Entscheidung_Manipulation>
/ items = ("Entscheiden Sie sich jetzt!")
/ size = (450,200)
/ txcolor = (50, 50, 255)
/ valign = center
</text>
<text Zeichen_Tor>
/ items = ("Tor^^(Taste A)")
/ size = (450,200)
/ txcolor = (50, 50, 255)
/ position = (25, 90)
</text>
<text Zeichen_kein_Tor>
/ items = ("Tor^^(Taste L)")
/ size = (450,200)
/ txcolor = (50, 50, 255)
/ position = (75, 90)
</text>
<text recalltext>
/ items = ("Bitte schreiben Sie jetzt die zu erinnernde Serie aus Buchstaben und Zahlen in korrekter Reihenfolge auf!")
/ valign = top
</text>
<video Videos_kein_Tor>
/ items = Videos_kein_Tor
/ size = (30%, 30%)
/ playthrough = true
/ valign = center
</video>
<video Videos_Tor>
/ items = Videos_Tor
/ size = (30%, 30%)
/ playthrough = true
/ valign = center
</video>
<trial displaynumberstring>
/ stimulustimes = [0=fixation; 1000=numberstring]
/ validresponse = (noresponse)
/ trialduration = 5000
</trial>
<trial playvideo_kein_Tor>
/ stimulustimes = [0=fixation; 1000 = Videos_kein_Tor; 1000=Entscheidung_Manipulation; 1000=Zeichen_Tor; 1000=Zeichen_kein_Tor]
/ validresponse = (a, l)
/ correctresponse = (a)
</trial>
<trial playvideo_Tor>
/ stimulustimes = [0=fixation; 1000 = Videos_Tor; 1000=Entscheidung_Manipulation; 1000=Zeichen_Tor; 1000=Zeichen_kein_Tor]]
/ validresponse = (a, l)
/ correctresponse = (l)
</trial>
<trial Entscheidung>
/ stimulustimes = [0=Entscheidung_Manipulation; 0=Zeichen_Tor; 0=Zeichen_kein_Tor]
/ validresponse = (a, l)
</trial>
<openended recallnumberstring>
/ stimulustimes = [0=recalltext]
/ validresponse = (anyresponse)
/ iscorrectresponse = [openended.recallnumberstring.response == text.numberstring.currentitem]
/ position = (50%, 70%)
</openended>
<block myblock>
/ trials = [1,4,7=noreplace(displaynumberstring); 2,5,8=noreplace(playvideo_kein_Tor, playvideo_Tor); 3,6,9=recallnumberstring]
/ preinstructions = (Instruktion_1, Instruktion_2, Instruktion_3)
/ postinstructions = (thank_you)
</block>
<page Instruktion_1>
^^txxx
</page>
<page Instruktion_2>
^^xxx
</page>
<page Instruktion_3>
^^xxx
</page>
<page thank_you>
^^xxx
</page>