// JavaScript Document
var xmlHttp
function check_email(str)
{ 
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	var url = "check_email.php?temail="+str;
	xmlHttp.onreadystatechange=stateChanged_checkemail;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function stateChanged_checkemail() 
{ 
	if (xmlHttp.readyState==4)
	{ 
	document.getElementById("check_email").innerHTML=xmlHttp.responseText;
	}
}

function show_state(str)
{ 
	document.getElementById("cbo_city").disabled=true;
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	var url = "show_combo.php?id="+str+"&type=state	";
	xmlHttp.onreadystatechange=stateChanged_state;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function show_city(str)
{ 
	showhide(0);
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	var url = "show_combo.php?id="+str+"&type=city";
	xmlHttp.onreadystatechange=stateChanged_city;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function show_cbo(str){
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	var url = "show_cbo.php?id="+str+"&tbl=chapter";
	xmlHttp.onreadystatechange=stateChanged_cbo;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function show_club(str){
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	var url = "show_combo.php?id="+str+"&type=club";
	xmlHttp.onreadystatechange=stateChanged_club;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function show_cbo_club(str){
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	var url = "show_cbo.php?id="+str+"&tbl=club";
	xmlHttp.onreadystatechange=stateChanged_cbo;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
	showhide(1);
}

function stateChanged_state() 
{ 
	if (xmlHttp.readyState==4)
	{ 
	document.getElementById("state").innerHTML=xmlHttp.responseText;
	}
}
function stateChanged_city() 
{ 
	if (xmlHttp.readyState==4)
	{ 
	document.getElementById("city").innerHTML=xmlHttp.responseText;
	}
}
function stateChanged_cbo() 
{ 
	if (xmlHttp.readyState==4)
	{ 
		document.getElementById("cbo_big").innerHTML=xmlHttp.responseText;
	}
}
function stateChanged_club() 
{ 
	if (xmlHttp.readyState==4)
	{ 
	document.getElementById("club").innerHTML=xmlHttp.responseText;
	}
}

function do_mem_event_register(m_id,e_id)
{ 
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	var url = "do_register_event.php?mid="+m_id+"&eid="+e_id;
	xmlHttp.onreadystatechange=stateChanged_mem_event_register;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function stateChanged_mem_event_register() 
{ 
	if (xmlHttp.readyState==4)
	{ 
	document.getElementById("bt_register").innerHTML=xmlHttp.responseText;
	}
}

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;
}