Ext.onReady(function() {
    toggleContacted();
    Page_ValidationActive = true;
    Ext.get('EmailAddress').focus();
    Ext.get('WishToBeContacted').on("click", function() {
        toggleContacted();
    });
});

function toggleContacted() {

    var wishToBeContacted = Ext.get('WishToBeContacted');
    var contactInfoDiv = Ext.get('contactInfoDiv');
    contactInfoDiv.setVisibilityMode(Ext.Element.DISPLAY);
    if (wishToBeContacted.dom.checked == true) {
        contactInfoDiv.show();
    }
    else {
        contactInfoDiv.hide();
    }
}