function paginationClick(wizard, options, state, index)
{
    var oldIndex = state.currentIndex;

    if (index >= 0 && index < state.stepCount && !(options.forceMoveForward && index < state.currentIndex))
    {
        var anchor = getStepAnchor(wizard, index),
            parent = anchor.parent(),
            isDisabled = parent.hasClass("disabled");

        // Enable the step to make the anchor clickable!
        parent._enableAria();
        anchor.click();

        // An error occured
        if (oldIndex === state.currentIndex && isDisabled)
        {
            // Disable the step again if current index has not changed; prevents click action.
            parent._enableAria(false);
            return false;
        }

        return true;
    }

    return false;
}
Fires the action next or previous click event.

@static
@private
@method paginationClick
@param wizard {Object} The jQuery wizard object
@param options {Object} Settings of the current wizard
@param state {Object} The state container of the current wizard
@param index {Integer} The position (zero-based) to route to
@return {Boolean} Indicates whether the event fired successfully or not