var tt_b = 'Click the icon if you know this person.
Current Relationship: | = You Know Each Other |
 | = You Know Them |
 | = They Know You |
 | = No Relationship |
';
var tt_y = 'Click the icon if you know this person.
Current Relationship: | = You Know Each Other |
| = You Know Them |
| = They Know You |
| = No Relationship |
';
var tt_o = 'Click the icon to defriend this person.
Current Relationship: | = You Know Each Other |
| = You Know Them |
| = They Know You |
| = No Relationship |
';
var tt_r = 'Click the icon to defriend this person.
Current Relationship: | = You Know Each Other |
| = You Know Them |
| = They Know You |
| = No Relationship |
';
var friend_url = "process_friend.php?f_id=";
function friend_receive()
{
try
{
if (http.readyState == 4)
{
if(http.status == 200)
{
var results = http.responseText; //window.alert(results);
var results_arr = results.split("\n");
var server_code = results_arr[0];
if(server_code == 'SUCCESS' || server_code == 'ERR_NO_EFFECT')
{
var friend_id = results_arr[2];
var relationship = results_arr[3];
if(relationship == "00")
{
document.getElementById("s"+friend_id).src = "../img/cm/ub.gif";
document.getElementById("tt_student_"+friend_id).innerHTML = tt_b;
}
else if(relationship == "01")
{
document.getElementById("s"+friend_id).src = "../img/cm/uy.gif";
document.getElementById("tt_student_"+friend_id).innerHTML = tt_y;
}
else if(relationship == "10")
{
document.getElementById("s"+friend_id).src = "../img/cm/uo.gif";
document.getElementById("tt_student_"+friend_id).innerHTML = tt_o;
}
else if(relationship == "11")
{
document.getElementById("s"+friend_id).src = "../img/cm/ur.gif";
document.getElementById("tt_student_"+friend_id).innerHTML = tt_r;
}
else
{
window.alert("Unknown relationship error");
}
if(results_arr[1] != '') { window.alert(results_arr[1]); }
}
else if(server_code == 'ERR_LOGIN')
{
document.location = 'page_login.php?f_action=ask';
}
else if(server_code == 'ERR_INVALID')
{
if(results_arr[1] != '') { window.alert(results_arr[1]); }
}
else
{
window.alert("Unknown return code error");
}
}
}
}
catch(err)
{
window.alert("Unknown exeception");
//window.alert(err);
}
}
function friend_send(friend_id)
{
document.getElementById("s"+friend_id).src = "../img/cm/uload.gif";
http.open("POST", friend_url + escape(friend_id), true);
http.onreadystatechange = friend_receive;
http.send(null);
}
function getHTTPObject()
{
var xmlhttp;
if(window.XMLHttpRequest)
{
xmlhttp = new XMLHttpRequest();
}
else if (window.ActiveXObject)
{
xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
if (!xmlhttp)
{
xmlhttp=new ActiveXObject("Msxml2.XMLHTTP");
}
}
return xmlhttp;
}
var http = getHTTPObject(); // We create the HTTP Object