// начало меняющихся картинок
function MM_preloadImages() {
  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() {
  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) {
  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); return x;
}

function MM_swapImage() {
  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];}
}

// окончание меняющихся картинок


var spmmenu_usepopups = false;
var ignorequotechars = 0;

var userAgent = navigator.userAgent.toLowerCase();
var is_opera  = (userAgent.indexOf('opera') != -1);
var is_saf    = ((userAgent.indexOf('safari') != -1) || (navigator.vendor == "Apple Computer, Inc."));
var is_webtv  = (userAgent.indexOf('webtv') != -1);
var is_ie     = ((userAgent.indexOf('msie') != -1) && (!is_opera) && (!is_saf) && (!is_webtv));
var is_ie4    = ((is_ie) && (userAgent.indexOf("msie 4.") != -1));
var is_moz    = ((navigator.product == 'Gecko') && (!is_saf));
var is_kon    = (userAgent.indexOf('konqueror') != -1);
var is_ns     = ((userAgent.indexOf('compatible') == -1) && (userAgent.indexOf('mozilla') != -1) && (!is_opera) && (!is_webtv) && (!is_saf));
var is_ns4    = ((is_ns) && (parseInt(navigator.appVersion) == 4));

var is_regexp = (window.RegExp) ? true : false;

var spmDOMtype = '';
if (document.getElementById)
{
        spmDOMtype = "std";
}
else if (document.all)
{
        spmDOMtype = "ie4";
}
else if (document.layers)
{
        spmDOMtype = "ns4";
}

var spmobjects = new Array();

function fetch_object(idname, forcefetch)
{
        if (forcefetch || typeof(spmobjects[idname]) == "undefined")
        {
                switch (spmDOMtype)
                {
                        case "std":
                        {
                                spmobjects[idname] = document.getElementById(idname);
                        }
                        break;

                        case "ie4":
                        {
                                spmobjects[idname] = document.all[idname];
                        }
                        break;

                        case "ns4":
                        {
                                spmobjects[idname] = document.layers[idname];
                        }
                        break;
                }
        }
        return spmobjects[idname];
}

function do_an_e(eventobj)
{
        if (!eventobj || is_ie)
        {
                window.event.returnValue = false;
                window.event.cancelBubble = true;
                return window.event;
        }
        else
        {
                eventobj.stopPropagation();
                eventobj.preventDefault();
                return eventobj;
        }
}



function toggle_display(idname)
{
        obj = fetch_object(idname);
        if (obj)
        {
                if (obj.style.display == "none")
                {
                        obj.style.display = "";
                }
                else
                {
                        obj.style.display = "none";
                }
        }
        return false;
}


function spmmenu_register(controlid, nowrite, datefield)
{
        if (spmmenu_usepopups)
        {
                spmmenu_doregister(controlid, nowrite, datefield);
        }
}


function spm()
{
        if (is_webtv)
        {
                return true;
        }
        switch (spmDOMtype)
        {
                case "std": imgs = document.getElementsByTagName("img"); break;
                case "ie4": imgs = document.all.tags("img");             break;
                default:    imgs = false;                                break;
        }
        if (imgs)
        {
                for (var i = 0; i < imgs.length; i++)
                {
                        if (!imgs[i].title && imgs[i].alt != "")
                        {
                                imgs[i].title = imgs[i].alt;
                        }
                }
        }

        if (spmmenu_usepopups && spmmenu_registered.length > 0)
        {
                for (i in spmmenu_registered)
                {
                        spmmenu_init(spmmenu_registered[i]);
                }

                document.onclick = spmmenu_close;
        }
        return true;
}