How to clear browser history when login time?

Question

how to clear browser history when login page load. i want to clear history and cache when my application is initialize.how to do it.i use some codes but not works

 

 What I have tried:

<META Http-Equiv="Cache-Control" Content="no-cache"/>
 <META Http-Equiv="Pragma" Content="no-cache"/> 
<META Http-Equiv="Expires" Content="0"/>


protected void LogOut()
 {    
  Session.Abandon();
 string loggedOutPageUrl = "Logout.aspx"; 
     Response.Write("<script language="'javascript'">"); 
     Response.Write("function ClearHistory()");  
    Response.Write("{");   
   Response.Write(" var backlen=history.length;");   
   Response.Write(" history.go(-backlen);");  
    Response.Write(" window.location.href='" + loggedOutPageUrl + "'; "); 
     Response.Write("}");   
   Response.Write("</script>");
 }

public void ClearCacheItems() 
{
 List<string> keys = new List<string>(); 
   IDictionaryEnumerator enumerator = Cache.GetEnumerator();    
  while (enumerator.MoveNext())   
   keys.Add(enumerator.Key.ToString());   
   for (int i = 0; i < keys.Count; i++)   
    Cache.Remove(keys[i]); 
}