var progressBar;

if (document.all)
{
	navigator.userAgent.toLowerCase().indexOf('msie 5') != -1 ? is_ie5 = true : is_ie5 = false;
	is_ie = true;
	is_moz1_6 = false;
	is_mozilla = false;
	is_ns4 = false;
}
else if (document.getElementById)
{
	navigator.userAgent.toLowerCase().match('mozilla.*rv[:]1\.6.*gecko') ? is_moz1_6 = true : is_moz1_6 = false;
	is_ie = false;
	is_ie5 = false;
	is_mozilla = true;
	is_ns4 = false;
}
else if (document.layers)
{
	is_ie = false;
	is_ie5 = false
	is_moz1_6 = false;
	is_mozilla = false;
	is_ns4 = true;
}

/****************************************** Connector Class *************************************************/
// Constructor
function cConnector()
{
	this.requests = new Array();
	this.oxmlhttp = null;
	this.isVisibleBar = false;
	this.tid = 0;
	this.progressBar = null;
	this.oldX = 0;
	this.oldY = 0;
	this.updateVersion = "";
}
cConnector.prototype.buildBar = function()
{
	var div = document.getElementById('divProgressBar');

	if(! div) {                                                                                           
		div = document.createElement("DIV");
		div.style.visibility    = "hidden";
		div.style.width = "103px";
		div.id = 'divProgressBar';
		div.align = "center";
		div.innerHTML = '&nbsp;&nbsp;<font face="Verdana" size="2" color="WHITE">'+get_lang('loading')+'...</font>&nbsp;';
		div.style.background = "#cc4444";
		div.style.position = 'fixed';
		div.style.top = '0px';
		div.style.right = '0px';
		document.body.appendChild(div);                                                               

		if(is_ie) {
			var elem = document.all[div.id];
			elem.style.position="absolute";
			var root = document.body;
			var posX = elem.offsetLeft-root.scrollLeft;
			var posY = elem.offsetTop-root.scrollTop;
			root.onscroll = function() {
				elem.style.right = '0px';
				elem.style.top = (posY + root.scrollTop) + "px";
			};
		}
	}
}

cConnector.prototype.hideProgressBar = function ()
{
	var div = document.getElementById('divProgressBar');
	div.style.visibility = 'hidden';
	this.isVisibleBar = false;
}

cConnector.prototype.showProgressBar = function(){
	var div = document.getElementById('divProgressBar');
	if (! div){
		connector.buildBar();
		connector.showProgressBar();
		return;
	}

	div.style.visibility = 'visible';

	this.isVisibleBar = true;
}

	function XMLTools()
	{
		this.path = "";
	}
var connector = new cConnector();

function cExecuteForm(url, form, handler){
	connector.showProgressBar();
	var iframe_el = document.getElementById('nullFrame');
	if (!iframe_el)
	{
		iframe_el = document.createElement('IFRAME');
		iframe_el.id = "nullFrame";
	}
	iframe_el.style.width = "0px";
	iframe_el.style.height = "0px";
	iframe_el.style.border = '0px';
	iframe_el.name = "nullFrame";
	iframe = document.body.appendChild(iframe_el);
	iframe_el.setAttribute('onload', 'javascript:'+handler+'()');
	form.target = "nullFrame";
	form.submit();
}

function cExecute(requestURL,handler){
	var AjaxRequest = function () {
		Ajax = false;
		if (window.XMLHttpRequest) //Gecko
			Ajax = new XMLHttpRequest();
		else
			if (window.ActiveXObject) //Other nav.
				try
				{
					Ajax = new ActiveXObject("Msxml12.XMLHTTP");
				} catch (e)
		{
			Ajax = new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	var responseRequest = function (){
		if (Ajax.readyState == 4)
			if (Ajax.status == 200)
				handler(Ajax.responseText);
			else
				throw("Connection error!");
	}


	AjaxRequest();
	if (!Ajax){
		throw("No connection");
		return;
	}

	Ajax.onreadystatechange = responseRequest;
	if (typeof(method) == 'undefined')
		method = 'GET';
	Ajax.open(method, requestURL, true);
	Ajax.send(null);
}