function changeTextImage(val) {
	changeImage(val);
	var ie6 = false;
	
	if (navigator && navigator.appName && navigator.appName == "Microsoft Internet Explorer") {
		var http = false;
		try {
			http = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e) {	}
		
		if (typeof XMLHttpRequest == 'undefined' || !http) {
			ie6 = true;	
			var fontSize;
			switch (val) {
				case '2':
				case 2:{
					fontSize = '1.05em';
					break;
				}
				case '3':
				case 3:{
					fontSize = '1.1em';
					break;
				}
				default:{
					fontSize = '1.0em';
					break;
				}
			}
			
			var tds = document.getElementsByTagName('td');
			for (var x = 0; x < tds.length; x++) {
				tds[x].style.fontSize = fontSize;
			}
		}
	}
	
	
		var appPath = getAppPath();
		var cookieAjax = new NewHTTPXML();
		cookieAjax.open('GET',appPath + 'ajax/setFontSize.aspx?v=' + val);
		cookieAjax.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2005 00:00:00 GMT");
		cookieAjax.send(null);
		
		var cookieAjaxRoot = new NewHTTPXML();
		cookieAjaxRoot.open('GET','/ajax/setFontSize.aspx?v=' + val);
		cookieAjaxRoot.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2005 00:00:00 GMT");
		cookieAjaxRoot.send(null);
			
		changeSrc("smallImage");
		changeSrc("normalImage");
		changeSrc("largeImage");
}

function getAppPath() {
	var tmp = window.location.toString();
	tmp = tmp.substring(tmp.indexOf('//') + 2);
	tmp = tmp.substring(tmp.indexOf('/'));
	tmp = tmp.substring(0,tmp.indexOf('/',1) + 1);
	return tmp;
}

function NewHTTPXML()
{
	var xmlhttp = false;
	try {
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch (e) {
		try {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch (E) {
		 xmlhttp = false;
		}
	}
	if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
		try {
			xmlhttp = new XMLHttpRequest();
		}
		catch (e) {
			xmlhttp = false;
		}
	}
	if (!xmlhttp && window.createRequest) {
		try {
			xmlhttp = window.createRequest();
		}
		catch (e) {
			xmlhttp=false;
		}
	}
	return xmlhttp;
}

function changeSrc(name) {
	if (getObj(name)) {
		var url = getObj(name).src.toLowerCase();
		url = url.substring(url.indexOf("images/chorley/common"));
		getObj(name).src = "http://www.chorley.gov.uk/" + url;
	}
}

function textOnlyMode(active) {
	active = (active == true);
	imgs = document.getElementsByTagName('img');
	for (var x = 0; x < imgs.length; x++) {
		if (imgs[x].style && imgs[x].className != 'imgResizer')
			imgs[x].style.display = (active) ? 'none' : 'block';
	}
}

function getObj(name) {
	if (document.getElementById && document.getElementById(name)) {
		return document.getElementById(name);
	}
	return null;
}