title: How to know from which site user have been redirected to our site in asp.net?
body: <p>Well i have to disable some controls on my site if it is opened from a particular website otherwise they should remain enabled.</p>
  
  <p>for that i need to know from where have user been redirected to my site so that i can apply necessary filter conditions like</p>
  
  <pre><code>protected void Page_Load(object sender, EventArgs e)
  {
       if(fromthisSite)
      {
          //....disable some controls
      }
      else
      {
         //.. do nothing
      }
  }
  </code></pre>
  
  <p>Thanks</p>