// JavaScript Document
var objAjax=null;
var action_ajax=0;
function  create_Ajax(URL,val)
{		
	var timeajax=new Date();
	URL+='&t='+timeajax.getTime();
	preload_ajax(val);
	if (window.XMLHttpRequest) 
	{
		objAjax = new XMLHttpRequest();
		objAjax.onreadystatechange = process;
		objAjax.open("GET", URL, true);
		objAjax.send(null);			
	} else if (window.ActiveXObject) 
	{
		objAjax = new ActiveXObject("Microsoft.XMLHTTP");
		if (objAjax) 
		{
			objAjax.onreadystatechange = process;
			objAjax.open("GET", URL, true);
			objAjax.send();			
		}
	}
}
function preload_ajax(val)
{	
	action_ajax=val;
	str='<img src="images/preload.gif" align="center" valign="middle" border="0"/>&nbsp;Loading...';
	switch (action_ajax)
	{
		case 1:break;// if(typeof(alert_bz)=='undefined')				
					//alert_bz=showAlertDiv('bzAlert','Thêm vào playlist',300,100);
           // document.getElementById('bzAlertContent').innerHTML=str;		
				//break;	
		case 2://if(typeof(alert_bz)=='undefined')					
					alert_bz=showAlertDiv('bzAlert','Lyric',572,270);
            document.getElementById('bzAlertContent').innerHTML=str;	
				break;
		case 3:document.getElementById('Reg_Content').innerHTML=str;
				break;
		case 4:break;
		case 5:document.getElementById('news_other_area').innerHTML=str;break;
		case 6:document.getElementById('comment_view').innerHTML=str;break;
		case 7:document.getElementById('hotVideo').innerHTML=str;break;
		default:
		document.getElementById('media_player').innerHTML=str; break;					
	}
}
function process()
{
	if (objAjax.readyState == 4) 
	{		
		if (objAjax.status == 200) 
		{	
			switch (action_ajax)
			{
				case 1:alert(objAjax.responseText);break;//document.getElementById('bzAlertContent').innerHTML=objAjax.responseText;break;			
				case 2:document.getElementById('bzAlertContent').innerHTML=objAjax.responseText;break;			
				case 3:document.getElementById('Reg_Content').innerHTML=objAjax.responseText;break;		
				case 4:window.location.reload();break;
				case 5:document.getElementById('news_other_area').innerHTML=objAjax.responseText;break;
				case 6:document.getElementById('comment_view').innerHTML=objAjax.responseText;break;
				case 7:document.getElementById('hotVideo').innerHTML=objAjax.responseText;break;
				default:
					document.getElementById('media_player').innerHTML=objAjax.responseText;	break;			
			}	
		}
	}
}