Generate report and PRINT IT

I'm in a bsp pages with tabstrips.

I'd like to generate a report with all tabs on one and that I have a popup for printing

start is

<htmlb:button id = "printButton" text = "Print" tooltip = "Click here to print" onClientClick = "javascript:window.print()" design = "small" width = "50" />

But it prints the pages like this ...

any link/blog is welcome 😊