function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function show_mustsave(){
    MM_showHideLayers('must_save','','show');    
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}


function confirmLink(theLink, theMessage)
{
    // Confirmation is not required in the configuration file
    // or browser is Opera (crappy js implementation)
    confirmMsg = ' ';
    if (confirmMsg == '' || typeof(window.opera) != 'undefined') {
        return true;
    }

    var is_confirmed = confirm(theMessage);
    if (is_confirmed) {
        theLink.href += '&is_js_confirmed=1';
    }

    return is_confirmed;
}

function checkOrderForm(pass)
{
    required = new Array("fio", "contacts");
    required_show = new Array("Имя", "Контактная информация");
    
    
    for (j=0; j<required.length; j++){
	for (i=0; i<document.forms[0].length; i++){
	    if (document.forms[0].elements[i].name == required[j] && document.forms[0].elements[i].value == ""){
		alert ('Пожалуйста, заполните поле ' + required_show[j]);
		document.forms[0].elements[i].focus();
		return false;
	    
	    }
	}    
    }
}


function checkForm(pass)
{
    required = new Array("fio", "tel", "email", "login");
    required_show = new Array("Фамлия Имя Отчество", "Телефон", "E-mail", "Логин");
    
    
    for (j=0; j<required.length; j++){
	for (i=0; i<document.forms[0].length; i++){
	    if (document.forms[0].elements[i].name == required[j] && document.forms[0].elements[i].value == ""){
		alert ('Пожалуйста, заполните поле ' + required_show[j]);
		document.forms[0].elements[i].focus();
		return false;
	    
	    }
	}    
    }
    
    login = document.forms[0].login.value;
    llen = login.length;
    plen = pass.length;
    email = document.forms[0].email.value;
    elen = email.length;
    if (llen < 5){
	alert("Длина логина должна быть не меньше 5 символов.");
	return false;
    }
    if (plen < 5 && plen != 0){
	alert("Длина пароля должна быть не меньше 5 символов.\nЕсли Вы не хотите менять пароль, оставьте поле Пароль незаполненым.");
	return false;
    }
    dog = email.indexOf("@");
    if ((elen == 0) || 
	(email.indexOf(".") == -1) ||
	(dog == -1) || 
	(dog > elen-5) ||
	(email.charAt(dog-1) == ".") ||
	(email.charAt(dog+1) == ".")){
	alert("Введен не корректный адрес e-mail");
	return false;
    }

}

function BrowserDetect() 
{
var platform = navigator.platform                                          // variable for computer platform
if (platform=="Win32") this.platform = "win"                               // set parameters for Windows 32 bit
else if (platform=="MacPPC") this.platform = "mac"                         // set parameters for Power Macintosh
this.win = (this.platform=="win")                                          // set for Windows
this.mac = (this.platform=="mac")                                          // set for Machintosh
//*********************************************************************************************************************
var browser = navigator.appName                                            // variable for browser
if (browser=="Microsoft Internet Explorer") this.browser = "ie"            // set parameters for Internet Explorer
else if (browser=="Netscape") this.browser = "ns"                          // set parameters for Netscape Navigator
else if (browser=="WebTV") this.browser = "webtv"                          // set parameters for WebTV
else this.browser = browser                                                // set parameters for all other browsers
//*********************************************************************************************************************
this.webtv = (this.browser=="webtv")                                       // set WebTV
this.webtv = (navigator.userAgent.indexOf('WebTV')>0)                      // set WebTV version
this.ie = (this.browser=="ie")                                             // set Internet Explorer
this.ie4 = (navigator.userAgent.indexOf('MSIE 4')>0)                       // set first version for Internet Explorer
this.ie5 = (navigator.userAgent.indexOf('MSIE 5')>0)                       // set second version for Internet Explorer
this.ver = parseInt(navigator.appVersion)                                  // set Netscape Navigator version
this.ns = (this.browser=="ns")                                             // set Netscape Navigator
this.ns4 = (this.browser=="ns" && this.ver==4)                             // set first version for Netscape Navigator
this.ns6 = (this.browser=="ns" && this.ver !=4)                             // set second version for Netscape Navigator
}