// Copyright 2007 - Gustavo Campos 
// www.guscampos.com

	var http = false;
	    
    if(navigator.appName == "Microsoft Internet Explorer") {
      http = new ActiveXObject("Microsoft.XMLHTTP");
    } else {
      http = new XMLHttpRequest();
    }
    
	
	function addFriendForm(friend_id,user_id) {	
	
		if(user_id == '') { 
			alert('You must be logged in to add friends');
			return;
		}
		
		if(user_id == friend_id) {
			alert('You can\'t add yourself as a friend :P');
			return;
		}
		document.getElementById('addFriendForm').style.display = '';		
		//do the ajax thing
		http.abort();
      	http.open("POST", 'ajax.php?action=addFriendForm&friend_id='+friend_id+'&user_id='+user_id, true);
      	http.onreadystatechange=function() {
        	if(http.readyState == 4) {
          		document.getElementById('addFriendForm').innerHTML = http.responseText;
        	}
     	}

      	http.send(null);  
	}
	
	function cancelAddFriend() {
		document.getElementById('addFriendForm').style.display = 'none';
	}
	
	
	function addFriend(friend_id,user_id) {
		
	  http.abort();
      http.open("POST", 'ajax.php?action=addFriend&friend_id='+friend_id+'&user_id='+user_id, true);
      http.onreadystatechange=function() {
        if(http.readyState == 4) {
          document.getElementById('addFriendForm').innerHTML = http.responseText;
        }
      }

      http.send(null);   
		
	}