var xmlHttp = createXmlHttpRequestObject();

// creates an XMLHttpRequest instance
function createXmlHttpRequestObject() 
{
  // will store the reference to the XMLHttpRequest object
  var xmlHttp;
  // this should work for all browsers except IE6 and older
  try
  {
    // try to create XMLHttpRequest object
    xmlHttp = new XMLHttpRequest();
  }
  catch(e)
  {
    // assume IE6 or older
    var XmlHttpVersions = new Array('MSXML2.XMLHTTP.6.0',
                                    'MSXML2.XMLHTTP.5.0',
                                    'MSXML2.XMLHTTP.4.0',
                                    'MSXML2.XMLHTTP.3.0',
                                    'MSXML2.XMLHTTP',
                                    'Microsoft.XMLHTTP');
    // try every prog id until one works
    for (var i=0; i<XmlHttpVersions.length && !xmlHttp; i++) 
    {
      try 
 
      { 
        // try to create XMLHttpRequest object
        xmlHttp = new ActiveXObject(XmlHttpVersions[i]);
      } 
      catch (e) {}
    }
  }
  // return the created object or display an error message
  if (!xmlHttp)
    alert("Error creating the XMLHttpRequest object.");
  else 
    return xmlHttp;
}



function run(val) {

  // only continue if xmlHttp isn't void
  if (xmlHttp)
  {
    // try to connect to the server
    try
    {
      // initiate reading a file from the server

	  
    xmlHttp.open("GET", "../im/relogin.php", true);
    xmlHttp.onreadystatechange = handleRequestStateChange;
    xmlHttp.send(null);
    }
    // display the error in case of failure
    catch (e)
    {
      alert("Can't connect to server:\n" + e.toString());
    }
  }
}

// function called when the state of the HTTP request changes
function handleRequestStateChange() 
{
  // when readyState is 4, we are ready to read the server response
  if (xmlHttp.readyState == 4) 
  {
    // continue only if HTTP status is "OK"
    if (xmlHttp.status == 200) 
    {
      try
      {
	 // alert('br')
 response = xmlHttp.responseText;
//alert(response)
  
      }
      catch(e)
      {
        // display error message
        alert("Error reading the response: " + e.toString());
      }
    } 
    else
    {
      // display status message
      alert("There was a problem retrieving the data:\n" + 
            xmlHttp.statusText);
    }
  }
}




function checkNotification(val) {

  // only continue if xmlHttp isn't void
  if (xmlHttp)
  {
    // try to connect to the server
    try
    {
      // initiate reading a file from the server

	  
    xmlHttp.open("GET", "../im/notification.php", true);
    xmlHttp.onreadystatechange = handlecheckNotification;
    xmlHttp.send(null);
    }
    // display the error in case of failure
    catch (e)
    {
      alert("Can't connect to server:\n" + e.toString());
    }
  }
}

// function called when the state of the HTTP request changes
function handlecheckNotification() 
{
  // when readyState is 4, we are ready to read the server response
  if (xmlHttp.readyState == 4) 
  {
    // continue only if HTTP status is "OK"
    if (xmlHttp.status == 200) 
    {
      try
      {
	 // alert('br')
 response = xmlHttp.responseText;
//alert(response)

	if (response > 0){
	GB_showCenter('You have new friend request', "http://www.yumroo.az/im/friends.php", 480, 640);
	timer=setTimeout(function GB_hide() {$("#GB_window,#GB_overlay").hide();},100000)
	/*
		var ourDiv = document.getElementById('cometchat_base');
		var x = getpos(ourDiv).left-60
		var y = getpos(ourDiv).top-60

		Tip('You have one friends request!', FIX, ['cometchat_trayicon_2', x, y], CLOSEBTN, true, CLOSEBTNCOLORS, ['', '#66ff66', 'white', '#00cc00'])

  document.body.onscroll = function(){
		var ourDiv = document.getElementById('cometchat_base');
		var x = getpos(ourDiv).left-60
		var y = getpos(ourDiv).top-60
		Tip('You have one friends request!', FIX, ['cometchat_trayicon_2', x, y], CLOSEBTN, true, CLOSEBTNCOLORS, ['', '#66ff66', 'white', '#00cc00'])
   }
*/
}
else {
	//tooltip.hide();
}
  
      }
      catch(e)
      {
        // display error message
        alert("Error reading the response: " + e.toString());
      }
    } 
    else
    {
      // display status message
      alert("There was a problem retrieving the data:\n" + 
            xmlHttp.statusText);
    }
  }
}

function getpos(elem) {
    // (1)
    var box = elem.getBoundingClientRect()
 
    // (2)
    var body = document.body
    var docElem = document.documentElement
 
    // (3)
    var scrollTop = window.pageYOffset || docElem.scrollTop || body.scrollTop
    var scrollLeft = window.pageXOffset || docElem.scrollLeft || body.scrollLeft
 
    // (4)
    var clientTop = docElem.clientTop || body.clientTop || 0
    var clientLeft = docElem.clientLeft || body.clientLeft || 0
 
    // (5)
    var top  = box.top +  scrollTop - clientTop
    var left = box.left + scrollLeft - clientLeft
 
    return { top: Math.round(top), left: Math.round(left) }
}