/* main_m.js - Website functions - Muziic, LLC */

function getXMLHttp() {
  var xmlHttp

  try
  {
    //Firefox, Opera 8.0+, Safari
    xmlHttp = new XMLHttpRequest();
  }
  catch(e)
  {
    //Internet Explorer
    try
    {
      xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch(e)
    {
      try
      {
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
      }
      catch(e)
      {
        alert("Your browser does not support AJAX!")
        return false;
      }
    }
  }
  return xmlHttp;
}

function login(username, passwd) {

document.getElementById('userinfobox').innerHTML = '<div style="width:276px; padding-top:5px; font-weight:bold; text-align:center">Loading...</div>';

var ajaxConn = new XHConn();
ajaxConn.connect("http://www.muziic.com/forums/index.php?action=login2", "POST", "user=" + username + "&passwrd=" + passwd + "&cookielength=-1", doLogin);
}


function doLogin(XML) {
   var ajaxConn = new XHConn();
   ajaxConn.connect("http://www.muziic.com/login.php", "GET", "", checkLogin);
}

function checkLogin(XML) {
   document.getElementById('userinfobox').innerHTML = XML.responseText;
}

function XHConn()
{
  var xmlhttp, bComplete = false;
  try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
  catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
  catch (e) { try { xmlhttp = new XMLHttpRequest(); }
  catch (e) { xmlhttp = false; }}}
  if (!xmlhttp) return null;
  this.connect = function(sURL, sMethod, sVars, fnDone)
  {
    if (!xmlhttp) return false;
    bComplete = false;
    sMethod = sMethod.toUpperCase();

    try {
      if (sMethod == "GET")
      {
        xmlhttp.open(sMethod, sURL+"?"+sVars, true);
        sVars = "";
      }
      else
      {
        xmlhttp.open(sMethod, sURL, true);
        xmlhttp.setRequestHeader("Method", "POST "+sURL+" HTTP/1.1");
        xmlhttp.setRequestHeader("Content-Type",
          "application/x-www-form-urlencoded");
      }
      xmlhttp.onreadystatechange = function(){
        if (xmlhttp.readyState == 4 && !bComplete)
        {
          bComplete = true;
          fnDone(xmlhttp);
        }};
      xmlhttp.send(sVars);
    }
    catch(z) { return false; }
    return true;
  };
  return this;
}

//Tooltip

var imagePath = "images/tooltiparrow.gif";

function initTooltip(){
var thealinks = document.getElementsByTagName("a");
if (!thealinks) { return; }

for(var x=0;x!=thealinks.length;x++){

if(thealinks[x].className == "addToolTip" && thealinks[x].title){
thealinks[x].setAttribute("tooltiptext",thealinks[x].title);
thealinks[x].removeAttribute("title");
thealinks[x].onmouseover=function gomouseover(){ddrivetip(this.getAttribute("tooltiptext"))};
thealinks[x].onmouseout=function gomouseout(){hideddrivetip();};
}
}
}

var offsetfromcursorX=-7; 
var offsetfromcursorY=23; //Customize y offset of tooltip

var offsetdivfrompointerX=13; //Customize x offset of tooltip DIV relative to pointer image
var offsetdivfrompointerY=13; //Customize y offset of tooltip DIV relative to pointer image. Tip: Set it to (height_of_pointer_image-1).

document.write('<div id="theToolTip"></div>'); //write out tooltip DIV
document.write('<img id="ToolTipPointer" src="'+imagePath+'">'); //write out pointer image

var ie=document.all;
var ns6=document.getElementById && !document.all;
var enabletip=false;
if (ie||ns6) {
	var tipobj=document.all? document.all["theToolTip"] : document.getElementById? document.getElementById("theToolTip") : "";
}

var pointerobj=document.all? document.all["ToolTipPointer"] : document.getElementById? document.getElementById("ToolTipPointer") : "";

function ietruebody(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body;
}

function ddrivetip(thetext, thewidth, thecolor){
if (ns6||ie){
if (typeof thewidth!=="undefined") {tipobj.style.width=thewidth+"px";}
if (typeof thecolor!=="undefined" && thecolor!=="") {tipobj.style.backgroundColor=thecolor;}
tipobj.innerHTML=thetext;
enabletip=true;
return false;
}
}

function positiontip(e){
if (enabletip){
var nondefaultpos=false;
var curX=(ns6)?e.pageX : event.clientX+ietruebody().scrollLeft;
var curY=(ns6)?e.pageY : event.clientY+ietruebody().scrollTop;
//Find out how close the mouse is to the corner of the window
var winwidth=ie&&!window.opera? ietruebody().clientWidth : window.innerWidth-20;
var winheight=ie&&!window.opera? ietruebody().clientHeight : window.innerHeight-20;

var rightedge=ie&&!window.opera? winwidth-event.clientX-offsetfromcursorX : winwidth-e.clientX-offsetfromcursorX;
var bottomedge=ie&&!window.opera? winheight-event.clientY-offsetfromcursorY : winheight-e.clientY-offsetfromcursorY;

var leftedge=(offsetfromcursorX<0)? offsetfromcursorX*(-1) : -1000;

//if the horizontal distance isn't enough to accomodate the width of the context menu
if (rightedge<tipobj.offsetWidth){
//move the horizontal position of the menu to the left by it's width
tipobj.style.left=curX-tipobj.offsetWidth+"px";
nondefaultpos=true;
}
else if (curX<leftedge)
{tipobj.style.left="5px";}
else{
//position the horizontal position of the menu where the mouse is positioned
tipobj.style.left=curX+offsetfromcursorX-offsetdivfrompointerX+"px";
pointerobj.style.left=curX+offsetfromcursorX+"px";
}

//same concept with the vertical position
if (bottomedge<tipobj.offsetHeight){
tipobj.style.top=curY-tipobj.offsetHeight-offsetfromcursorY+"px";
nondefaultpos=true;
}
else{
tipobj.style.top=curY+offsetfromcursorY+offsetdivfrompointerY+"px";
pointerobj.style.top=curY+offsetfromcursorY+"px";
}
tipobj.style.visibility="visible";
if (!nondefaultpos) {pointerobj.style.visibility="visible";}
else{
pointerobj.style.visibility="hidden";}
}
}

function hideddrivetip(){
if (ns6||ie){
enabletip=false;
tipobj.style.visibility="hidden";
pointerobj.style.visibility="hidden";
tipobj.style.left="-1000px";
tipobj.style.backgroundColor='';
tipobj.style.width='';

}
}