Product is available with different options

[spc]

hello

I have a small problem...
I´m wondering how i can change so when someone is choose a different attribute show the text 
"Choose another options"

Now i only have that the button disappear..

Please help .......

My button code:

<div class="box-cart-bottom">
<div{if (!$allow_oosp && $product->quantity <= 0) || !$product->available_for_order || (isset($restricted_country_mode) && $restricted_country_mode) || $PS_CATALOG_MODE} class="unvisible"{/if}>
<p id="add_to_cart" class="buttons_bottom_block no-print">
<button type="submit" name="Submit" class="exclusive">
<span>{if $content_only && (isset($product->customization_required) && $product->customization_required)}{l s='Customize'}{else}{l s='Add to cart'}{/if}</span>
</button>
</p>
</div>