function ajaxRequest(url, parameters, division) {
	var ajaxRequest=null;
	
	try {
		// Opera 8.0+, Firefox, Safari
		ajaxRequest = new XMLHttpRequest();
	} catch (e){
		// Internet Explorer Browsers
		try{
			ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try{
				ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				// Browser not suppported
				alert("Your browser not supported!");
				return false;
			}
		}
	}
	// Create a function that will receive data sent from the server
	ajaxRequest.onreadystatechange = function(){
		if(ajaxRequest.readyState == 4) {
			var ajaxDisplay = document.getElementById(division);
			var tempresponse = ajaxRequest.responseText;
			ajaxDisplay.innerHTML = tempresponse;
		}
	}
	var loading = "Loading ... ";
	document.getElementById(division).innerHTML = loading;
	ajaxRequest.open('GET', url + "?" + parameters, true);
	ajaxRequest.send(null);
}

function sendComment(url, division) {
	var ajaxRequest=null;
	
	try {
		// Opera 8.0+, Firefox, Safari
		ajaxRequest = new XMLHttpRequest();
	} catch (e){
		// Internet Explorer Browsers
		try{
			ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try{
				ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				// Browser not suppported
				alert("Your browser not supported!");
				return false;
			}
		}
	}
	// Create a function that will receive data sent from the server
	ajaxRequest.onreadystatechange = function() {
		if(ajaxRequest.readyState == 4) {
			var ajaxDisplay = document.getElementById(division);
			var tempresponse = ajaxRequest.responseText;
			ajaxDisplay.innerHTML = tempresponse;
			var test = tempresponse.indexOf("Saved");
			if(test>1) {
				document.getElementById('subject').value="";
				document.getElementById('comment').value="";
				document.location.reload(true);
			}
		}
	}
	var loading = "Loading ... ";
	document.getElementById(division).innerHTML = loading;
	var subject = document.getElementById('subject').value;
	var comment = document.getElementById('comment').value;
	var id = document.getElementById('ebook').value;
	var parameters = 'id=' + id + '&comment=' + comment + '&subject=' + subject;
	
	ajaxRequest.open('GET', url + "?" + parameters, true);
	ajaxRequest.send(null);
}