Highlight grid view row on mouse over

For that you have to add attribute mouserover and mouseout of Gridview row.

You can assign this attribute on OnRowDataBound

Event of gridview.

Code Snippet:

.aspx code:

<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False"

DataSourceID="SqlDataSource1" OnRowDataBound="bound" BackColor="Silver"

onselectedindexchanged="GridView1_SelectedIndexChanged" >

<asp:BoundField DataField="date" HeaderText="date" SortExpression="date" />

<asp:BoundField DataField="empolyeeno" HeaderText="empolyeeno"

SortExpression="empolyeeno" />

<asp:BoundField DataField="location" HeaderText="location"

SortExpression="location" />

<asp:BoundField DataField="position" HeaderText="position"

SortExpression="position" />

</Columns>

</asp:GridView>

.apx.cs code

Protected void bound(object sender, GridViewRowEventArgs e)

{

e.Row.Attributes.Add("onmouseover", "style.backgroundColor='#ffffff'");

e.Row.Attributes.Add("onmouseout", "style.backgroundColor='#C0C0C0'");

}