function getElementComputedStyle(elem, prop)
{
  if (typeof elem!="object"){elem = document.getElementById(elem);}
  
  // external stylesheet for Mozilla, Opera 7+ and Safari 1.3+
  if (document.defaultView && document.defaultView.getComputedStyle)
  {
    if (prop.match(/[A-Z]/)){prop = prop.replace(/([A-Z])/g, "-$1").toLowerCase();}
    return document.defaultView.getComputedStyle(elem, "").getPropertyValue(prop);
  }
  
  // external stylesheet for Explorer and Opera 9
  if (elem.currentStyle)
  {
    var i;
    while ((i=prop.indexOf("-"))!=-1){ prop = prop.substr(0, i) + prop.substr(i+1,1).toUpperCase() + prop.substr(i+2);}
    return elem.currentStyle[prop];
  }
  
  return "";
}

function getWindowSize(wnd){

	var windowWidth, windowHeight;
	
	if (wnd.innerHeight) {	// all except Explorer
		if(wnd.document.documentElement.clientWidth){
			windowWidth = wnd.document.documentElement.clientWidth; 
		} else {
			wnd.windowWidth = wnd.innerWidth;
		}
		windowHeight = wnd.innerHeight;
	} else if (wnd.document.documentElement && wnd.document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = wnd.document.documentElement.clientWidth;
		windowHeight = wnd.document.documentElement.clientHeight;
	} else if (wnd.document.body) { // other Explorers
		windowWidth = wnd.document.body.clientWidth;
		windowHeight = wnd.document.body.clientHeight;
	}
	
	return [windowWidth, windowHeight];	
}

function number_format(a, b, c, d) {
 a = Math.round(a * Math.pow(10, b)) / Math.pow(10, b);
 e = a + '';
 f = e.split('.');
 if (!f[0]) {
 f[0] = '0';
 }
 if (!f[1]) {
 f[1] = '';
 }
 if (f[1].length < b) {
 g = f[1];
 for (i=f[1].length + 1; i <= b; i++) {
 g += '0';
 }
 f[1] = g;
 }
 if(d != '' && f[0].length > 3) {
 h = f[0];
 f[0] = '';
 for(j = 3; j < h.length; j+=3) {
 i = h.slice(h.length - j, h.length - j + 3);
 f[0] = d + i + f[0] + '';
 }
 j = h.substr(0, (h.length % 3 == 0) ? 3 : (h.length % 3));
 f[0] = j + f[0];
 }
 c = (b <= 0) ? '' : c;
 return f[0] + c + f[1];
}

function getLayer(layerName, pwindow){
  if(!pwindow){pwindow = window;}
	
  if(pwindow.document.getElementById){ return pwindow.document.getElementById(layerName);}
  if(pwindow.document.all) return pwindow.document.all[layerName];
  if(pwindow.document.layers) return pwindow.document.layers[layerName];
  return null;
}

function changeState(id_name, state){
	
	var layer = getLayer(id_name);
	if(is_null(layer)) return;
	
	if(is_null(state)?layer.style.display!='block':state){
		layer.style.display = 'block';
	}
   else{
		layer.style.display = 'none';
	}
}

function is_null(obj){
	
	if(typeof(obj)=='undefined')return true;
	if(obj==null)return true;
	return false;
}

function getAbsolutePos(el) {
	var SL = 0, ST = 0;
	var is_div = /^div$/i.test(el.tagName);
	if (is_div && el.scrollLeft)
		SL = el.scrollLeft;
	if (is_div && el.scrollTop)
		ST = el.scrollTop;
	var r = { x: el.offsetLeft - SL, y: el.offsetTop - ST };
	if (el.offsetParent) {
		var tmp = this.getAbsolutePos(el.offsetParent);
		r.x += tmp.x;
		r.y += tmp.y;
	}
	return r;
}

function getElementsByClass(searchClass,node,tag) {
	
  var classElements = new Array();
  if ( node == null )
          node = document;
  if ( tag == null )
         tag = '*';
  var els = node.getElementsByTagName(tag);
  var elsLen = els.length;

  var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
  for (var i = 0, j = 0; i < elsLen; i++) {
         if ( pattern.test(els[i].className) ) {
              classElements[j] = els[i];
             j++;
        }
  }
  
  return classElements;
}

function getElementByClass(searchClass,node,tag){
	
	var elems = getElementsByClass(searchClass,node,tag);
	if(!elems.length)return null;
	
	return elems[0];
}

function createTag(tag,pel,wnd){
	
	if(!wnd)wnd = window;
	if(!pel)pel = wnd.document.body;
	
	el=wnd.document.createElement(tag);
	pel.appendChild(el);
	return el;
}

function deleteTag(element, parent){
	
	if(!parent)parent = element.parentNode;
	
	parent.removeChild(element);
}

function open_window(link,w,h){
	
	var win = "width="+w+",height="+h+",menubar=no,location=no,resizable=yes,scrollbars=yes";
	var newWin = window.open(link,'newWin',win);
	newWin.focus();
	return newWin;
}

function select_getCurrValue(selectEntry){
	
	for(var i=0;i<selectEntry.options.length;i++){
		
		if(selectEntry.options[i].selected){
			return selectEntry.options[i].value;
		}
	}
	
	return null;
}

function select_getCurrOption(selectEntry){
	
	for(var i=0;i<selectEntry.options.length;i++){
		
		if(selectEntry.options[i].selected){
			return selectEntry.options[i];
		}
	}
	
	return null;
}

function select_selectOptionByValue(selectEntry, value){
	
	for(var i=0;i<selectEntry.options.length;i++){
		
		selectEntry.options[i].selected = (value == selectEntry.options[i].value);
	}
}	

function select_getOptionByValue(selectEntry, value){
	
	for(var i=0;i<selectEntry.options.length;i++){
		
		if(selectEntry.options[i].value == value)return selectEntry.options[i];
	}
	return null;
}	

function findSelectedIndex(ob){
	
	for(i = 0; i<ob.length; i++){
		if(ob[i].selected) return i;
	}
	return -1;
}

function select_addOption (oListbox, text, value, isDefaultSelected, isSelected){
  var oOption = document.createElement("option");
  oOption.appendChild(document.createTextNode(text));
  oOption.setAttribute("value", value);

  if (isDefaultSelected) oOption.defaultSelected = true;
  else if (isSelected) oOption.selected = true;

  oListbox.appendChild(oOption);
}

function confirmDelete(id, ask, url){ //confirm order delete

	if (window.confirm(ask)){ //delete
		window.location=url+id;
	}
}

function formatPrice( price ){	

	return defaultCurrency.getView(price);
}


function allowInsertAtCarret(field){
	
	return document.selection||(field.selectionStart || field.selectionStart == '0')||false;
}

function insertAtCarret(field,value){

  //IE support
  if (document.selection) {
    field.focus();
    sel = document.selection.createRange();
    sel.text = value;
  //MOZILLA/NETSCAPE support
  }else if (field.selectionStart || field.selectionStart == '0') {
    var startPos  = field.selectionStart;
    var endPos    = field.selectionEnd;
    var scrollTop = field.scrollTop;
    field.value = field.value.substring(0, startPos) +
                  value +
                  field.value.substring(endPos, field.value.length);

    field.focus();
    var cPos=startPos+(value.length);
    field.selectionStart=cPos;
    field.selectionEnd=cPos;
    field.scrollTop=scrollTop;
  } else {
    field.value += "\n"+value;
  }
  // reposition cursor if possible
  if (field.createTextRange){
    field.caretPos = document.selection.createRange().duplicate();
  }
}

FadeSteps = ["ff","ee","dd","cc","bb","aa","99"];
FadeTimeout = 600;

function fadeBlock(targetId){
	
	DoFade(FadeSteps.length-1, targetId);
}

function DoFade(colorId, targetId) {
	
    if (colorId >= 0 && document.getElementById(targetId)) {
		document.getElementById(targetId).style.backgroundColor = "#ffff" + FadeSteps[colorId];
		
        colorId--;
		
        // Wait a little bit and fade another shade
        setTimeout("DoFade("+colorId+",'"+targetId+"')", FadeTimeout);
	}else if(document.getElementById(targetId).getAttribute('obj_wnd')){
		document.getElementById(targetId).getAttribute('obj_wnd').close();
	}
}

function __alert(message){
	var _msg = new Message();
	_msg.__type = MSGTYPE_SUCCESS;
	_msg.__message = message;
	_msg.showMessage();
}

var MSGTYPE_SUCCESS = 1;
var MSGTYPE_ERROR = 2;

var Message = function(){
	
	this.__type = null;
	this.__code = null;
	this.__message = null;
	this.__params = null;
	
	this.init = function(data){
		
		if(data.type)this.__type = data.type;
		if(data.code)this.__code = data.code;
		if(data.message)this.__message = data.message;
		if(data.params)this.__params = data.params;
	};
	
	this.isError = function(){
		
		return this.__type==MSGTYPE_ERROR;
	};
	
	this.isSuccess = function(){
		
		return this.__type==MSGTYPE_SUCCESS;
	};
	
	this.getMessage = function(){
		
		return this.__message;
	};
	
	this.getParams = function(){
		
		return this.__params;
	};
	
	this.showMessage = function(){
		
		var msgWnd = new wnd();
		msgWnd.move(100, 100);
		msgWnd.setWidth(400);
		var messageBlock = msgWnd.getContentObj();
		messageBlock.className = this.isSuccess()?"success_block":"error_block";
		messageBlock.innerHTML = this.getMessage();
		messageBlock.id = 'wnd-msg-block';
		messageBlock.style.position='fixed';
		w_size = getWindowSize(window);
		w1_size = msgWnd.getSize();
		msgWnd.move((w_size[0]-w1_size[0])/2, (w_size[1]-w1_size[1])/4);
		msgWnd.show();
		msgWnd.fade();
	};
};

var wnd = function(){

	if(getLayer('wnd-init')){
		this.__objDiv = getLayer('wnd-init');
		this.__objDiv.parentNode.removeChild(this.__objDiv);
	}
	this.__objDiv = createTag('div');
	this.__objDiv.id = 'wnd-init';
	this.__objDiv.className = 'wnd_init';
	this.__objDiv.setAttribute('obj_wnd', this);
/*	
	var objCloseDiv = createTag('div', this.__objDiv);
	objCloseDiv.style.textAlign = 'right';
	objCloseButton = createTag('img',objCloseDiv);
	objCloseButton.src = window.url_img+'/w_close.gif';
	objCloseButton.alt = translate.btn_close;
*/
	var objWnd = this;
/*	
	objCloseButton.onclick = function (){
		
		objWnd.close();
	}
*/	
	this.__objContent = createTag('div', this.__objDiv);
	
	this.fade = function(){
		
		setTimeout("getLayer('"+this.__objDiv.id+"').style.display = 'none'", 5000);
	};
	
	this.getSize = function(){
		return [this.__objDiv.offsetWidth, this.__objDiv.offsetHeight]; 
	};
	
	this.getContentObj = function(){
		return this.__objContent;
	};
	
	this.setWidth = function (w){
		this.__objDiv.style.width = w+'px'; 
	};
	
	this.setHeight = function (h){
		this.__objDiv.style.height = h+'px'; 
	};
	
	this.show = function(){
		this.__objDiv.style.visibility = 'visible';
	};
	
	this.hide = function(){
		this.__objDiv.style.visibility = 'hidden';
	};
	
	this.close = function(){
		this.hide();
		this.__objDiv.parentNode.removeChild(this.__objDiv);
	};
	
	this.move = function(x, y){
		this.__objDiv.style.left = x+"px";
		this.__objDiv.style.top = y+"px";
	};
};

function getFormByElem(elem){
	
	var max = 50;
	var p = elem.parentNode;
	while(p && p.tagName && !(/^form$/i.test(p.tagName)) && 0<max--){
		p = p.parentNode;
	}

	if(p && p.tagName && /^form$/i.test(p.tagName))return p;
	
	return null;
}


function getCookie( name ) {
	var start = document.cookie.indexOf( name + '=' );
	var len = start + name.length + 1;
	if ( ( !start ) && ( name != document.cookie.
substring( 0, name.length ) ) ) {
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ';', len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}
	
function setCookie( name, value, expires, path, domain, secure ) {
	var today = new Date();
	today.setTime( today.getTime() );
	if ( expires ) {
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	document.cookie = name+'='+escape( value ) +
		( ( expires ) ? ';expires='
+expires_date.toGMTString() : '' ) +
//expires.toGMTString()
		( ( path ) ? ';path=' + path : '' ) +
		( ( domain ) ? ';domain=' + domain : '' ) +
		( ( secure ) ? ';secure' : '' );
}
	
function deleteCookie( name, path, domain ) {
	if ( getCookie( name ) ) document.cookie = name + '=' +
			( ( path ) ? ';path=' + path : '') +
			( ( domain ) ? ';domain=' + domain : '' ) +
			';expires=Thu, 01-Jan-1970 00:00:01 GMT';
}

function catchResult(e){
	alert(e);
}

function openFadeIFrame(url, caption){

	sswgt_CartManager.shop_url = (window.WAROOT_URL != null) ? window.WAROOT_URL : ORIG_URL;
	sizes = getPageSize();
	sswgt_CartManager.show(url, sizes[0]*0.7, sizes[1]*0.7);
}

function resizeFadeIFrame(width, height){
	sswgt_CartManager.resizeFrame(width, height);
}

function closeFadeIFrame(){
	sswgt_CartManager.hide();
}

function split_query(query){
	
	var gets = query.split(/\&/);
	var q_get = {};
	var t = null;
	for(var i=gets.length-1; i>=0; i--){
		
		t=gets[i].split(/\=/ );
		q_get[t[0]] = t[1]?t[1]:'';
	}
	return q_get;
}

function set_query(query, url){
	
	if(!url)url=document.location.href;
	
	var reg = /([^\?]*)\?([^\#]*)(|\#.*)$/;
	var results = url.match(reg);
	
	var path_part = results&&results[1]?results[1]:'';
	var get_part = results&&results[2]?results[2]:'';
	var anchor_part = results&&results[3]?results[3]:'';

	var mode = query.search(/^\?/ ) == -1?'update':'new';
	
	query = query.replace(/^\?|^\&/ , '');
	
	var q_get = split_query(query);
	var u_get = split_query(get_part);
	var new_query = '';
	if(mode == 'update'){//update
		
		for(var k in q_get){
			
			u_get[k] = q_get[k]?q_get[k]:null;
		}
	}else{ // new query
		
		for(var k in q_get){
			
			if(!q_get[k])q_get[k] = u_get[k]?u_get[k]:null;
		}
		u_get = q_get;
	}
	
	for(var k in u_get){
		
		new_query += '&'+k+'='+u_get[k];
	}
	
	return '?'+new_query.replace(/^\&/ , '')+anchor_part;
}

var AjaxCptHndls = {
	
	__handlers: {},
	
	register: function(event_name, cpt_id, handler){
		
		if(is_null(this.__handlers[cpt_id]))this.__handlers[cpt_id] = {};
		
		this.__handlers[cpt_id][event_name] = handler;
	},
	
	call: function(event_name, cpt_id, data){
		
		if(is_null(this.__handlers[cpt_id][event_name]))return;
		
		return this.__handlers[cpt_id][event_name](data);
	}
};

function getEventObject(ev){
	
	var my_ev = {};
	ev = ev?ev:window.event;
	if(ev.srcElement){
		my_ev.target = ev.srcElement;
	}else{
		my_ev.target = ev.target;
	}
	
	my_ev.ev = ev;
	return my_ev;
}

function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	
	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}

	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) ;
	return arrayPageSize;
}

var beforeUnloadHandler_contentChanged = false;
var beforeUnloadHandler = function (){

	if(beforeUnloadHandler_contentChanged)return translate.msg_unsaved_changes;
	if(window.tinyMCE){
		var anyDirty=false;
		for(var n in tinyMCE.instances){
			var inst=tinyMCE.instances[n];
			if(!tinyMCE.isInstance(inst))continue;
			if(inst.isDirty())return translate.msg_unsaved_changes;
		}
	}	
	return;
};

window.onbeforeunload = beforeUnloadHandler;