var screenSide = 'right';
function $() {
	var elements = new Array();
	for (var i = 0; i < arguments.length; i++) {
		var element = arguments[i];
		if (typeof element == 'string')
			element = document.getElementById(element);
		if (arguments.length == 1)
			return element;
		elements.push(element);
	}
	return elements;
}
function mouseCoords(ev){
	ev = ev || window.event;
	if(ev.pageX || ev.pageY){
		return {x:ev.pageX, y:ev.pageY};
	}
	return {
		x:ev.clientX + document.body.scrollLeft - document.body.clientLeft,
		y:ev.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop)
	};
}
function sS (ev, id, side) { //showScreen
	if(side == 'l') screenSide = 'left';
	else screenSide = 'right';
	ev = ev || window.event;
	document.onmousemove = mS;
	var mousePos = mouseCoords(ev);
	$('screenshotMouse').innerHTML = '<img src="/data/preview/small/'+id+'.jpg" />';
	$('screenshotMouse').style.display = 'block';
	mS(ev);
}
function mS (ev) { //moveScreen
	ev = ev || window.event;
	var mousePos = mouseCoords(ev);
	offsetWrapper = $('wrapper').offsetLeft;
	$('screenshotMouse').style.top = mousePos.y + 15 + 'px';
	if(screenSide != 'right'){
		if(offsetWrapper + 980 < mousePos.x + 15 + 120){
			$('screenshotMouse').style.left = offsetWrapper + 980 - 120 + 'px';
		}else{
			$('screenshotMouse').style.left = mousePos.x + 15 + 'px';
		}
	}else{
		$('screenshotMouse').style.left = mousePos.x + 15 + 'px';
	}
}
function hS (ev){ //hideScreen
	ev = ev || window.event;
	var relTarg = ev.relatedTarget || ev.toElement;
	if(relTarg){
		if(relTarg.className != 'rL'){
			$('screenshotMouse').style.display = 'none';
			document.onmousemove = null;
		}
	}else{
		$('screenshotMouse').style.display = 'none';
		document.onmousemove = null;
	}
}
function callback(serverData, serverStatus) {
	fullUrl = window.location.href;
	if(fullUrl.substring(fullUrl.indexOf('?')+1, fullUrl.indexOf('?')+6) == 'debug') alert(serverData);
	if(serverData.indexOf('^' != -1)) {
		arrays = serverData.split('^');
		i=0;
		while(i<arrays.length){
			array = arrays[i].split('~');
			var itemToChange = document.getElementById(array[1]);
			if(array[3] == 'innerHTML') itemToChange.innerHTML = array[5];
			if(array[3] == 'refresh') location.reload(true);
			if(array[3] == 'class') itemToChange.className = array[5];
			if(array[3] == 'display') itemToChange.style.display = array[5];
			if(array[1] == 'gameActionResponse') itemToChange.style.display = 'block';
			i = i+1;
		}
	}
}
function zoom (direction){
	currentWidth = $('iFrameBody').offsetWidth;
	currentHeight = $('iFrameBody').offsetHeight;
	if(direction == 'in'){
		newWidth = currentWidth + 50;
	}else{
		newWidth = currentWidth - 50;
	}
	newHeight = Math.round((newWidth/currentWidth)*currentHeight);
	$('iFrameBody').style.width = newWidth+'px';
	$('iFrameBody').style.height = newHeight+'px';
	$('gameSpacer').style.height = newHeight+100+'px';
	if(newWidth > 765 && newWidth < 960){
		$('iFrameBody').style.marginLeft = -((newWidth/2)+(178-(-765+newWidth))/2)+'px';
	}else if(newWidth > 960){
		$('iFrameBody').style.marginLeft = -((newWidth/2))+'px';
	}else{
		$('iFrameBody').style.marginLeft = -((newWidth/2)+90)+'px';
	}
}
function ajaxRequest(request, post) {
	var AJAX = null;
	if (window.XMLHttpRequest) {
		AJAX=new XMLHttpRequest();
	} else {
		AJAX=new ActiveXObject("Microsoft.XMLHTTP");
	}
	if (AJAX==null) {
		alert("Your browser doesn't support AJAX.");					
		return false
	}
	AJAX.onreadystatechange = function() {
		if (AJAX.readyState==4 || AJAX.readyState=="complete") {
			callback(AJAX.responseText, AJAX.status);
		}
	}
	if(post){
		urlBase = window.location.protocol + '//' + window.location.hostname;
		AJAX.open('post', urlBase+'/ajax.php', true);
  		AJAX.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
		AJAX.send('request='+request);
	}else{
		var url='/ajax.php?request='+encodeURI(request);
		AJAX.open("GET", url, true);
		AJAX.setRequestHeader("Accept-Charset","UTF-8");
		AJAX.send(null);
	}
}