Hi Tony,
Thank you for your interest in Syncfusion products.
We regret for the delay in responding. If your intension is to keep Splash Panel open permanently then please refer to the sample linked below in which we tried to resolve your issue.
http://websamples.syncfusion.com/samples/Tools.Windows/F72325/main.htmPlease let me know if you have any questions.
Thanks,
Vinoth