function PresetFields() {
    this.syncAnnotScan()
}
var visible_field = new Array();
var visible_fields = 0;

function Hide_When_Down() {
    event.target.hidden = true
}

function Hide_Field(Name) {
    var v = this.getField(Name);
    if (v) {
        v.hidden = true;
        v.readonly = true;
        this.dirty = false;
    }
}

function Do_Vide_Field(Name, Closable) {
    var v = this.getField(Name);
    if (v) {
        ++visible_fields;
        visible_field[visible_fields] = Name;
        v.hidden = false;
        if (Closable) {
            v.readonly = false;
            v.value = "On"
        }
        this.dirty = false;
    }
}

function Vide_Field(Name) {
    Do_Vide_Field(Name, false);
}

function Vide_Hide_Field(Name) {
    Do_Vide_Field(Name, true);
}

function Hide_Fields() {
    while (visible_fields > 0) {
        Hide_Field(visible_field[visible_fields]);
        --visible_fields
    }
}

function Vide_Fields(Name) {
    Hide_Fields();
    Vide_Field(Name);
}

function Vide_Hide_Fields(Name) {
    Hide_Fields();
    Vide_Hide_Field(Name);
}

function Toggle_Hide(Name) {
    var v = this.getField(Name);
    if (v) {
        v.hidden = !v.hidden;
        this.dirty = false;
    }
}

function Field_On(Name) {
    v = this.getField(Name);
    if (v) {
        v.value = "On";
        this.dirty = false
    }
}

function Field_Off(Name) {
    var v = this.getField(Name);
    if (v) {
        v.value = "Off";
        this.dirty = false
    }
}

function Toggle_Value(Name) {
    var v = this.getField(Name);
    if (v) {
        if (v.value == "On") {
            v.value = "Off"
        } else {
            v.value = "On"
        }
    }
    this.dirty = false
}

function Toggle_Read(Name) {
    var v = this.getField(Name);
    if (v) {
        v.readonly = !v.readonly
    }
}

function Flip_Fields(Name) {
    var Names = Name.split(",");
    for (var i = 0; i < Names.length; i++) {
        v = this.getField(Names[i]);
        if (v) {
            v.hidden = !v.hidden;
            v.value = "On"
        }
    }
}

function Forget_Changes() {
    this.dirty = false
}

function Reset_Fields(FieldSet) {
    var i = 1;
    while (true) {
        v = this.getField(FieldSet + ":" + i);
        if (!v) {
            break
        } else {
            v.value = "Off"
        }
        i++
    }
}

function Set_Fields(FieldSet) {
    var i = 1;
    while (true) {
        v = this.getField(FieldSet + ":" + i);
        if (!v) {
            break
        } else {
            v.value = "On"
        }
        i++
    }
}

function Set_Field(FieldSet, FieldName) {
    Reset_Fields(FieldSet);
    v = this.getField(FieldSet + ":" + FieldName);
    if (v) {
        v.value = "On"
    }
}

function Reset_Field(FieldSet, FieldName) {
    Set_Fields(FieldSet);
    v = this.getField(FieldSet + ":" + FieldName);
    if (v) {
        v.value = "Off"
    }
}

function Walk_Field(FieldSet) {
    var i = 1;
    while (true) {
        v = this.getField(FieldSet + ":" + i);
        if (v) {
            if (v.value == "On") {
                v.value = "Off";
                var ii = i;
                ii++;
                v = this.getField(FieldSet + ":" + ii);
                if (!v) {
                    v = this.getField(FieldSet + ":" + 1)
                }
                if (v) {
                    v.value = "On"
                }
                break
            }
            i++
        } else {
            break
        }
    }
}

Link Annotation Activated:
    Walk_Field("euroconstruction")

Link Annotation Activated:
    Set_Field("euroconstruction", "1")