how to open an asp.net child window on which i want to show some data on behalf of some key from parent window

hello all....

i want to open a child window (which must be a aspx page , not an htmlpage) in my parent window on click of a link button ,...and some data goes from parent window to child window , on behalf od this i show some information on child page(which is must be a aspx page) i am unable to open this type of window. parent page and child page ..both are aspx page. how can i do this....pls give suggestion....thnx in advance...


i write this in my head section...

function openChildPopup(id)
{
window.open("childPage.aspx?id=" + id,"myWindow");
return false;
}


and this in rowdatabound event...

if(e.Row.RowType = DataControlRowType.DataRow)
{
string id = YourGridView.DataKeys[e.Row.RowIndex].Value.ToString();
Button btn = new Button();
btn = (Button)e.Row.FindControl("yourButtonID");//yourButtonID is the id of
// button in GridView row.
btn.Attributes.Add("onclick","return openChildPopup('" + id + "');");
}

but it open a same size of window as parent in new tab...(i have already do this, it's not my problem) i want to open a small size window inside parent window(, not in new tab)...thats my problem...suggest

Tags: ASP, ASP.NET, ASP.NET4.0