If image generation is initiated after any user action (scrolling pages or thumbnails, jumping to page), viewer jumps to 1st page. (Always page 1, even if the user was on a different page before.) "Preview image generation" message is displayed for a short time before jumping to page 1.
If image generation is initiated after any user action (scrolling pages or thumbnails, jumping to page), viewer jumps to 1st page. (Always page 1, even if the user was on a different page before.) "Preview image generation" message is displayed for a short time before jumping to page 1.