call javascript function from page load c#.net / vb.net / asp.net

call javascript function from page load c#.net / vb.net

c#.net:

Page.ClientScript.RegisterStartupScript(this.GetType(), "Call my function", "Myfunction();", true);

vb.net

Page.ClientScript.RegisterStartupScript(Me.[GetType](), "Call my function", 

"Myfunction();", True)