sidebar loses position when using js-image-slider.js

See more:

VB

ASP.NET

jQuery

I'm using Visual studio 2013 to program asp .net web froms

I use the js-image-slider.js to make im<small></small>age slide show and my master page conatins a sidebar and main contents as div

when I make the page the page looks normal

but in another page I need to create the slideshow page in code behind prgramatically as cretain values from database

when I create the programatic page the sidebar appears in the bottom of maincontnet not at the left as it appear with precreated page

please help