about tabs issue

[Zhou]

If echo.js meet TAB ,It'll can't work unless we rolling screen

[Andy]

Translation:
While using echo.js, if I have images hidden within a closed tab, upon opening the tab the images will not render until I scroll up/down the page.

[Slava]

same problem but with slider

[Daniel Sokil]

That is what echo.render() is for, as mentioned in docs.