Please help,

1.the thumbnails created correctly in the cache folder
2.I fix all the permisions with akeba admin tools

but the gallery don't show anything.

Viewing the source I see this:
<!-- JoomlaWorks "Simple Image Gallery Pro" Plugin (v2.5.7) starts here -->

<!-- JoomlaWorks "Simple Image Gallery Pro" Plugin (v2.5.7) ends here -->

page:http://imagemediagroup.biz/xini/

What can I do????

I dont' see any tags for SIG Pro... Did you use it inside a module? And if so in which module?

Yes I use them inside a module in position 'bottom7'

here is the tags
{gallery}slideshow:160:110:0:0:highslide:artistic{/gallery}

slideshow is a folder inside images

I dont' see any tags for SIG Pro... Did you use it inside a module? And if so in which module?

The module I use is a simple custom html module

Did you try a different module position?

Did you try a different module position?

yes I do it but nothing happens

Pm me access to your backend please so as to check it out.