I added one simple button control inside one hover box. But have no clue how to change its name ? How to change "Button" to something else ?

Hello, I have a problem with my Sitemap Component. In my Artisteer template it works with a little css problem, but it doesn't work in my Themler template. That's the error message: "500 - View not...

Have a question that the names of the buttons that I change it? I'm using PrestaShop 1.6