function checkBrowser(){
		
	   if(navigator.appName == "Microsoft Internet Explorer") return true;
	   else  return false;

 }

		var c=0;
		var t;
		function loaDing(div){
		    document.getElementById(div).style.display='';
			if(c==0){
				document.getElementById(div).innerHTML="กำลังโหลด  . . .";
				c++;
			}else if(c==1){
				document.getElementById(div).innerHTML="กำลังโหลด    ";
				c++;
			}else if(c==2){
				document.getElementById(div).innerHTML="กำลังโหลด  . ";
				c++;
			}else{
				document.getElementById(div).innerHTML="กำลังโหลด  . . ";
				c=0;
			}
			t=setTimeout("loaDing("+div+")",500);

		}


      function endLoading(div){
           clearTimeout(t);
		   document.getElementById(div).style.display='none';

	  }



       ///// ajax

       var xmlHttp

		function changeVIP(date,mode){ 
         
			  loaDing("msg");
		      var url="backoffice/getvip.php?sid="+ Math.random()+"&date="+date+"&mode="+mode;
			  xmlHttp=GetXmlHttpObject(stateChanged);
			  xmlHttp.open("GET", url , true);
			  xmlHttp.send(null);

		} 


		function changeVIP2(mode){ 
         
			
			 document.getElementById("editormsg").innerHTML="loading.....";
			 document.getElementById("editormsg").style.display="";
             if(mode=="next") var date=document.getElementById("next").value;
             else if(mode=="back") var date=document.getElementById("back").value;
		      var url="backoffice/getvip2.php?sid="+ Math.random()+"&date="+date+"&mode="+mode;
			  xmlHttp=GetXmlHttpObject(stateChanged2);
			  xmlHttp.open("GET", url , true);
			  xmlHttp.send(null);

		} 


       function sendMSG(){
	       
	      	var file=document.getElementById("file");
			var description_msg=document.getElementById("description_msg");
			if(description_msg.value==""){
                    alert('กรอกข้อมูลด้วยครับ');
			}else{
			
			  var desc_cartoon=document.getElementById("desc_cartoon");
			  desc_cartoon.innerHTML='กำลังส่งข้อมูลครับ..';
			  var url="backoffice/sendmsg.php?sid="+ Math.random()+"&desc="+description_msg.value+"&file="+file.value+"&mode=send";
			  xmlHttp=GetXmlHttpObject(stateSendChanged);
			  xmlHttp.open("GET", url , true);
			  xmlHttp.send(null);	   
					
			}
	   }


	function stateSendChanged(){ 
				if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){ 

					var desc_cartoon=document.getElementById("desc_cartoon");
					var response=xmlHttp.responseText ;
				//	alert(response);
					desc_cartoon.innerHTML=response;
					document.getElementById("description_msg").value='';
					stopMSG();
					changeNMSG(1);
				    tt=setInterval('nextMSG()',2000);

				  

				} 
		} 


       function getMSG(){
	      	  var file=document.getElementById("file");
			  var url="backoffice/sendmsg.php?sid="+ Math.random()+"&file="+file.value+"&mode=get";
			  xmlHttp=GetXmlHttpObject(stateSendChangedget);
			  xmlHttp.open("GET", url , true);
			  xmlHttp.send(null);	   
	   }


	function stateSendChangedget(){ 
				if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){ 
					var response=xmlHttp.responseText ;
					   var desc_cartoon=document.getElementById("desc_cartoon");
					   desc_cartoon.innerHTML=response;
					   nowMSG(); 
					   tt=setInterval('nextMSG()',2000);
				} 
		} 


			function stateChanged2(){ 
				if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){ 
					var response=xmlHttp.responseText ;
				    document.getElementById("editormsg").innerHTML="";
					document.getElementById("editormsg").style.display="none";
					var vip_change=document.getElementById("vip_change");
					vip_change.style.display="none";
					vip_change.style.height="120px";
					if(checkBrowser()) vip_change.filters[0].Apply();    
					vip_change.innerHTML=response;
					vip_change.style.display="";
			        if(checkBrowser()) vip_change.filters[0].Play(); 
					
				} 
		} 



		function stateChanged(){ 
				if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){ 
					var response=xmlHttp.responseText ;
					endLoading("msg");
					var vip_change=document.getElementById("vip_change");
					vip_change.style.display="none";
					vip_change.style.height="230px";

					if(checkBrowser()) vip_change.filters[0].Apply();    
					vip_change.innerHTML=response;
					vip_change.style.display="";
			        if(checkBrowser()) vip_change.filters[0].Play(); 
					
				} 
		} 



		function GetXmlHttpObject(handler){ 

					 var objXmlHttp=null;

					if(navigator.userAgent.indexOf("Opera")>=0){
								alert("This example doesn't work in Opera") ;
								return 
					}
					if (navigator.userAgent.indexOf("MSIE")>=0){ 

								var strName="Msxml2.XMLHTTP";

								if(navigator.appVersion.indexOf("MSIE 5.5")>=0){
											strName="Microsoft.XMLHTTP";
								}

								try{ 
											objXmlHttp=new ActiveXObject(strName);
											objXmlHttp.onreadystatechange=handler ;
											return objXmlHttp;
								}catch(e){ 
											alert("Error. Scripting for ActiveX might be disabled") ;
											return ;
								} 

				  } 


				 if (navigator.userAgent.indexOf("Mozilla")>=0){
							objXmlHttp=new XMLHttpRequest();
							objXmlHttp.onload=handler;
							objXmlHttp.onerror=handler ;
							return objXmlHttp;
				 }

		}