var xmlHttp=null;
var output;
function GetXmlHttpObject()
{

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;
}

var currentSize;
var uploadedSize;
var curfile;
var fileno;
/*function ajaxFileUpload(fileNo, tmpname,maxSize){
	alert(1);
	uploadedSize = maxSize; curfile = tmpname;fileno=fileNo;
	xmlHttp=GetXmlHttpObject();
	var url="ajax.php";
	url=url+"?_cmd=file&value="+tmpname;
	xmlHttp.open("POST",url,true);
	xmlHttp.onreadystatechange=start;
}*/

function ajaxFileUpload(va){
	alert(va.Images[tmp_name][0]);
	//uploadedSize = maxSize; curfile = tmpname;fileno=fileNo;
	xmlHttp=GetXmlHttpObject();
	var url="ajax.php";
	url=url+"?_cmd=file&value=";
	xmlHttp.open("POST",url,true);
	xmlHttp.onreadystatechange=start;
}
function start(){
	alert(1);
	document.getElementById("progressbar").innerHTML=xmlHttp.responseText;
	ajaxFileUpload(fileno,curfile,uploadedSize);
}

function ajax(val,param){
	//alert(val.value.length);
	if (val.value.length==0) {
	  output = "div_"+val.name;
	  document.getElementById(output).innerHTML="";
	  return;
	  }
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null){
		alert ("Your browser does not support AJAX!");
	  return;
	}
	var url="ajax.php";
	url=url+"?_cmd="+val.name+"&value="+param;
	output = "div_"+val.name;
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("get",url,true);
	xmlHttp.send(null);
}


var ajax_param='';
var ajax_val='';


function ajaxWithID(val,param,outputs){

	ajax_param=param; 
	ajax_val = val;
	
if (val.length==0) {
  output = "div_"+val;
  if(document.getElementById(output)) {
    document.getElementById(output).innerHTML="";
    return;
  }
}

if(val == "show_shipping") {
	document.getElementById(outputs).innerHTML="<img src=images/ajax-loader_indicator.gif align=absmiddle /> Getting live quotes...<hr />";
	//shipsec();
}

	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null){
		alert ("Your browser does not support AJAX!");
	  return;
	}
	var url="ajax.php";
	url=url+"?_cmd="+val+"&value="+param;
	//alert(url); //for debug
	output = outputs;
	xmlHttp.onreadystatechange=stateChanged;
	var tf = true;
	
   var brows = navigator.userAgent;
   if(brows.indexOf("Firefox")>-1) {
      var browsetype = 1;
   }
   if(brows.indexOf("MSIE")>-1) {
      var browsetype = 2;
   }
   if(brows.indexOf("Chrome")>-1) {
      var browsetype = 2;
   }
	
	
	if(val == "show_shipping" && browsetype==1){
		tf = false;
	}
	
	if(val == "update_signature" || val == "update_insurance") {
		tf = false;	
	}

	
	xmlHttp.open("get",url,tf);
	xmlHttp.send(null);
	
  if(val == "show_shipping" || val == "update_signature" || val == "update_insurance") {
		document.getElementById(outputs).innerHTML=xmlHttp.responseText;
  }
  
}


function stateChanged() {
   if (xmlHttp.readyState==4)
   {
	 	//alert("within stateChanged: "+output);
      if(document.getElementById(output)) {
      	document.getElementById(output).innerHTML=xmlHttp.responseText;
      }

   	if(output == 'div_shipping_cost' ||  output == 'div_experdite_value' ||  output == 'div_coupon_value' ||  output == 'update_state_amt' ||  output == 'div_shipping_address'  ){
			if(output == 'div_shipping_cost'){
   		   //alert("fire insurance check now");
   	   }
   		ajaxWithID("update_order_total","1" + ajax_param,"div_grandtotal");
   	}
   	
   	
   }
}