//Validating the Contact Us Form

function validate_contact_usform ()
{
    valid = true;
   	var emailPat=/^(.+)@(.+)\.(.+)$/;
     if ( document.contact_us.namef.value == "" )
    {
        alert ( "Please Enter Your First Name" );
        valid = false;
    }
	
    else if ( document.contact_us.email.value == "" )
    {
        alert ( "Please Enter Your Email Address" );
        valid = false;
    }
	else if (document.contact_us.email.value.search(emailPat)==-1)
  	{
    alert ( "Please Enter a Valid Email Address" );
        valid = false;
 	}
      		
	else if ( document.contact_us.comments.value == "")
    {
        alert ( "Please Enter Your Comments");
        valid = false;
    }
	
			
    return valid;
   
}