function AjaxInit() {
	var AjaxObj = false;
	if(window.XMLHttpRequest){
	 	AjaxObj = new XMLHttpRequest();
	} else if (window.ActiveXObject){
	 	AjaxObj=new ActiveXObject("Msxml2.XMLHTTP");
	 if (!AjaxObj){
	 	AjaxObj=new ActiveXObject("Microsoft.XMLHTTP");
	 }
	} 
	return(AjaxObj);
}
function AjaxPostData(url, method, vari, modefunction, queryStr,loadingDiv){
	var dataArr = new Array();
	divObj = document.getElementById(loadingDiv);

	if(divObj) {
		divObj.innerHTML = "Loading...";
	}
	var Ajax=AjaxInit();
	try {
		if(method == 'GET') {
			url += queryStr;
		}
		Ajax.open(method, url);
		Ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
		Ajax.onreadystatechange = function() {

			if (Ajax.readyState == 4 && Ajax.status == 200) {
/*
				if(Ajax.responseText.indexOf('##|||##') >=0) {
					dataArr = getArrValue(vari, Ajax.responseText);
				}else if(Ajax.responseText.indexOf('##||##') >=0) {
					dataArr = getVarValue(vari, Ajax.responseText);
				}
				setTimeout(modefunction + '("' + dataArr + '")', 0);
*/
				switch(modefunction){
					case "showProduct":
						//alert(Ajax.responseText);					
						document.getElementById('product_details').innerHTML=Ajax.responseText;
						if(Ajax.responseText.indexOf('//runSlideShow()')>=0){
							runSlideShow();
						}
						//alert(document.getElementById('test1').innerHTML);
					break;
				}
			}

		}
		Ajax.send(queryStr + "&random=" + Math.random());
	}catch (errv) {
		Ajax.send(errv);
	}
}
function getArrValue(vari, data){
	var retData = new Array();
	var dataArr = data.split('##|||##');
	var count = 0;
	var retStr = "";

	for(var i=0; i<dataArr.length; i++){
		if(dataArr[i].indexOf('##||##')>=0) {
			retData[count] = getVarValue(vari, dataArr[i]);
			count++;
		}
	}
	for(var i=0; i<retData.length; i++) {
		retStr += (i==0) ? retData[i] : '||' + retData[i];
	}
	return retStr;
	
}

function getVarValue(vari, data){
	var retData = new Array();
	var dataArr = data.split('##||##');
	var varArr = new Array();
	var count = 0;
	var retStr = "";
	for(var i=0; i<dataArr.length; i++){
		if(dataArr[i].indexOf('##|##') >= 0) {
			varArr = dataArr[i].split('##|##');
			if(vari[count] == varArr[0]) {
				retData[count] = varArr[1];
				count++;
			}
		}
	}
	for(var i=0; i<retData.length; i++) {
		retStr += (i==0) ? retData[i] : ',' + retData[i];
	}
	return retStr;
}

function encodeStr(data){
	data = data.replace(/\n/g, '##NEWLINE##');
	data = data.replace(/&/g, '##AND##');
	return data;	
}

function decodeStr(data){
	data = data.replace(/##NEWLINE##/g, "\n");
	data = data.replace(/##AND##/g, '&');
	return data;	
}
/*
var varArr = new Array();
varArr[0] = 'Name';
varArr[1] = 'Address';
varArr[2] = 'City';
varArr[3] = 'Postcode';
varArr[4] = 'Phone';
varArr[5] = 'Fax';
varArr[6] = 'Web';
varArr[7] = 'Email';

AjaxPostData('http://www.casterbridgecae.com/test1.php', 'GET', varArr, 'fillLocation', '&show=1&', 'loadingDiv');
AjaxPostData('http://www.casterbridgecae.com/test.php', 'GET', varArr, 'fillMap', '&show=1&', 'loadingDiv');

function fillLocation(data) {
	dataArr = data.split(',');
	var buffer = '';
	for(var i=0; i<dataArr.length; i++) {
		if(varArr[i]) {
			buffer += "<DIV><B>" + varArr[i] + ": </B> " + dataArr[i]+ "</DIV>\n";
		}
	}
	divId = 'dataDiv';
	divObj = document.getElementById(divId);
	if(divObj) {
		divObj.innerHTML = buffer;
	}

}

function fillMap(data) {
	dataArr = data.split(',,');
	var buffer = '';
	for(var i=0; i<dataArr.length; i++) {
		if(dataArr[i].indexOf(',') >= 0) {
			vdataArr =dataArr[i].split(',');
			for(var j=0; j<vdataArr.length; j++) {
				if(varArr[j]) {
					buffer += "<DIV><B>" + varArr[j] + ": </B> " + vdataArr[j]+ "</DIV>\n";
				}
			}
		}
	}
	divId = 'dataDiv';
	divObj = document.getElementById(divId);
	if(divObj) {
		divObj.innerHTML = buffer;
	}
}
*/