how data save in runtime controls which is created in javascript

hi,

i create one .aspx form in that in that javascript is created for runtime control.the code is written in .html and paste in .aspx that run.but html button convert into asp:button it give problem to many argument.

after executing that screen i want to save data enter into that runtime textboxes ?how to save it?

please if any suggestion reply as early as possible.

thanks.