...........

if(ts.p.scroll) {

 emptyRows(ts.grid.bDiv,true, false);} // as result height of content = 0

 if (opts && opts.page) { //set custom page number

 var page = opts.page; //page number

 if (page > ts.p.lastpage) { page = ts.p.lastpage; } if (page < 1) { page = 1; } //validate page number

 ts.p.page = page; //save in options

 if (ts.grid.prevRowHeight) { 

  var pageHeight=ts.grid.prevRowHeight * ts.p.rowNum , scrollTop=(page - 1) * pageHeight , scrollDiv=ts.grid.bDiv;

  scrollDiv.scrollTop=scrollTop; //!!! This is row don't work, because content height is zero

  /* Fix */

  if (scrollDiv.scrollTop < scrollTop) { 

    // set content height  

   $(">div:first", scrollDiv).height(scrollTop+pageHeight);  

   // and now set scrollTop

   scrollDiv.scrollTop=scrollTop;  

  }

}

.......