How to Freeze GridView Header While Scrolling ?

This is very common problem in Web development that we need to freeze the GridView header at the time of scrolling, Here is one simple tips:
Step 1 : Create a CSS class as following

.HeaderFreez
{
position:relative ;
top:expression(this.offsetParent.scrollTop);
z-index: 10
}

Step 2 Set Gridview’s HeaderStyle CssClass as follows

CssClass="HeaderFreez" 
Abhijit Jana

Abhijit runs the Daily .NET Tips. He started this site with a vision to have a single knowledge base of .NET tips and tricks and share post that can quickly help any developers . He is a Former Microsoft ASP.NET MVP, CodeProject MVP, Mentor, Speaker, Author, Technology Evangelist and presently working as a .NET Consultant. He blogs at http://abhijitjana.net , you can follow him @AbhijitJana . He is the author of book Kinect for Windows SDK Programming Guide.