var xmlHttp
var ihtm="<center><br />Connecting...<br /><br /> <img src='images/sys_images/ajax_loader.gif' /><br /><br /><br /></center>";
var ihtm2="<center><br />Waiting...<br /><br /> <img src='images/sys_images/ajax_loader.gif' /><br /><br /><br /></center>";
var ihtm3="<center><br />Loading...<br /><br /> <img src='images/sys_images/ajax_loader.gif' /><br /><br /><br /></center>";
var ihtm4="4...";
var ccc="0";

function showComments(index,section,limit)
{ 
	var xxihtm="";
	document.getElementById("song_comments").innerHTML=xxihtm;
	
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	  {
	  alert ("browser does not support AJAX");
	  return;
	  } 
	var url="inc_song_comments.php";
	url=url+"?i="+index+"&section="+section+"&limit="+limit;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{ 
	document.getElementById("song_comments").innerHTML=xmlHttp.responseText;
	}
	else if (xmlHttp.readyState==2)
	{ 
		if (ccc=="2")
		{}
		else
		{
		document.getElementById("song_comments").innerHTML=ihtm2;
		ccc="2";
		}
	}
	else if (xmlHttp.readyState==3)
	{ 
		if (ccc=="3")
		{}
		else
		{
		document.getElementById("song_comments").innerHTML=ihtm3;
		ccc="3";
		}
	}
	else
	{ 
	document.getElementById("song_comments").innerHTML=ihtm;
	}
}

function load_data(str,action)
{ 
	var xxihtm="";
	document.getElementById("pt_panel").innerHTML=xxihtm;
	
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	  {
	  alert ("browser does not support AJAX");
	  return;
	  } 
	var url="inc_dn_info.php";
	url=url+"?index="+str+"&action="+action;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChangedData;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function stateChangedData() 
{ 
	if (xmlHttp.readyState==4)
	{ 
	document.getElementById("pt_panel").innerHTML=xmlHttp.responseText;
	}
	else if (xmlHttp.readyState==2)
	{ 
		if (ccc=="2")
		{}
		else
		{
		document.getElementById("pt_panel").innerHTML=ihtm2;
		ccc="2";
		}
	}
	else if (xmlHttp.readyState==3)
	{ 
		if (ccc=="3")
		{}
		else
		{
		document.getElementById("pt_panel").innerHTML=ihtm3;
		ccc="3";
		}
	}
	else
	{ 
	document.getElementById("pt_panel").innerHTML=ihtm;
	}
}

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;
}