Cannot stop page behind scrolling to top when open kendo window

[Ashkan]

Hi support,

 

I have a long page behind and mid of the page click on a button for popup a kendo window. when my window popup, the behind page automatically scroll to up and loose the correct position. My code on below:

$(createHolidayDialog[0]).data("kendoWindow").center().open().pin();

Regards,

Ashkan