Es geht um die Fragen T308 und T312. 
T308: 
<script type="text/javascript">
// <!--
function DynamicFilter(auswahlIDT308, frageIDT310, frageIDT309, frageIDT311) {
    this.option4 = document.getElementById(auswahlIDT308 + "_04a");
    this.option5 = document.getElementById(auswahlIDT308 + "_05a");
    this.frageT310 = document.getElementById(frageIDT310 + "_qst");
    this.frageT309 = document.getElementById(frageIDT309 + "_qst");
    this.frageT311 = document.getElementById(frageIDT311 + "_qst");
    var that = this;
    this.toggle = function() {
        if (that.option4.checked || that.option5.checked) {
            that.frageT310.style.display = "none";
            that.frageT309.style.display = "none";
            that.frageT311.style.display = "none";
        } else {
            that.frageT310.style.display = "";
            that.frageT309.style.display = "";
            that.frageT311.style.display = "";
        }
    }
    SoSciTools.attachEvent(this.option4, "click", this.toggle);
    SoSciTools.attachEvent(this.option5, "click", this.toggle);
    this.toggle();
}
new DynamicFilter("T308", "T310", "T309", "T311");
// -->
</script>
T312:
<script type="text/javascript">
// <!--
function DynamicFilterT312(auswahlIDT312, frageIDT313) {
    this.option1 = document.getElementById(auswahlIDT312 + "_01a"); // Option 1
    this.option3 = document.getElementById(auswahlIDT312 + "_03a"); // Option 3
    this.frageT313 = document.getElementById(frageIDT313 + "_qst"); // Frage T313
    var that = this;
    this.toggle = function() {
        if (that.option1.checked || that.option3.checked) {
            that.frageT313.style.display = "none"; // Frage T313 ausblenden
        } else {
            that.frageT313.style.display = ""; // Frage T313 anzeigen
        }
    }
    SoSciTools.attachEvent(this.option1, "click", this.toggle);
    SoSciTools.attachEvent(this.option3, "click", this.toggle);
    this.toggle();
}
new DynamicFilterT312("T312", "T313");
// -->
</script>