Thumbnails in new window plese help

[lukasinoooo]

Hello,

it what it was one should was alter in file functions.php in order to after click in miniature side details.php opened in new window ? .I conjecture that this was one should make     "thumbnail" here => there now I do not it know how I have to add _blank .Please help

[V@no]

use {thumbnail_openwindow} in thumbnail_bit.html template