// JavaScript Document
function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}

//////JoinGroup//////////////////////////////////////////////
function joinGroup(groupId)
{
	var bool = confirm("Do you really want to join this group ?");
	if(bool)
	{
		httpObject = GetXmlHttpObject();
		if (httpObject != null)
		{
			httpObject.onreadystatechange = joingrp;	
			httpObject.open("GET", SiteName+"/people/files/joinGroup.php?&groupId="+groupId, true);
			httpObject.send(null);
		}
	}
	else
	 return false;
}

function joingrp()
{
	if(httpObject.readyState == 4)
	{
		document.getElementById('join_mess').innerHTML= httpObject.responseText;	
	}
	else
	{
		var url = SiteName+'/images/loading.gif';
		document.getElementById('join_mess').innerHTML= "<img src='"+url+"' />";
	}	
}
///////////////////////////////////////////////////////////////