// JavaScript Document
if(getQueryVariable('gid')){var curImg = getQueryVariable('gid');}else{var curImg = galImage.length;}

function changePic(id){
	with(document){
		var gTxt = getElementById("galTxt");
		var gImg = getElementById("galImg");
		var gNew = getElementById("new");
	}
	
	if(gRandom == "yes") {
		
		var rdm = rNo();
		id = rdm;
		var sL = sLink(id);
		if(sL){gTxt.innerHTML = galText[id] + sL + '<span style="color:#ffffff;">'+id+'</span>';}else{gTxt.innerHTML = galText[id];}
		gImg.style.background = "url('"+galImage[id]+"') no-repeat"
		var nI = galImage.length - 1;
		nI = nI - 8;
		if(id > nI){gNew.style.display = "block";}else{gNew.style.display = "none";}
	}else{
	
		var sL = sLink(id);
		if(sL){gTxt.innerHTML = galText[id] + sL}else{gTxt.innerHTML = galText[id];}
		gImg.style.background = "url('"+galImage[id]+"') no-repeat"
		var nI = galImage.length - 1;
		nI = nI - 8;
		if(id > nI){gNew.style.display = "block";}else{gNew.style.display = "none";}
	}
}
function rNo(){
	var r = Math.floor(Math.random()*(galImage.length));
	return r;
}
function sLink(id){
	var str = galText[id];
	var s = "";
	var e = "";
	var d = "";
	var sTerm = "<br /><br />";
	var sURL = "http://search.aol.co.uk/aol/search?query=";
	for(i=0; i<str.length; i++){
		s = str.indexOf("<b>");
		if(s>-1){
			if(i==s){
				e = str.indexOf("</b>");
				d = str.substring((s+3), e);
				sTerm += '- <a href="'+sURL+d+'" target="_blank">Search for '+d+'</a><br />';
				str = str.substring((e+4), str.length);
				i=1;
			}
		}
	}
	return sTerm;
}
changePic(curImg);

function moveNext(){
	curImg --;
	if(curImg < 1){curImg = (galImage.length-1);}
	var nurl=getURLStr();
	if(getQueryVariable('country')){nurl+='?gid='+curImg;}
	window.location=nurl;
}
function moveBack(){
	curImg ++;
	if(curImg > (galImage.length-1)){curImg=1;}
	var nurl=getURLStr();
	if(getQueryVariable('country')){nurl+='?gid='+curImg;}
	window.location=nurl
}
function getQueryVariable(variable){var query = window.location.search.substring(1);var vars = query.split("&");for (var i=0;i<vars.length;i++){var pair = vars[i].split("=");if (pair[0] == variable){return pair[1];}else{return (galImage.length-1);}}}
function getURLStr(){
	var urlstr = String(window.location);
	var url = urlstr.split("?");
	return url[0];
}