//<!-- stdlib.js | JavaScript-библиотека стандартных констант и функций


//*********************************************
//*  переменные и функции "среды окружения"   *
//*********************************************

dom = (document.getElementById) ? true : false;
nn4 = (document.layers) ? true : false;
ie = (document.all) ? true : false;
ie4 = ie && !dom;
Mac = (navigator.appVersion.indexOf("Mac") != -1);
ie4mac = ie4 && Mac;
opera = (navigator.userAgent.indexOf("Opera")!=-1);
fx = (navigator.userAgent.indexOf("Firefox")!=-1);
Konqueror = (navigator.userAgent.indexOf("Konqueror")!=-1);

function empty(){}

var stdMouseX = -1, stdMouseY = -1;
var MouseMoved = 0;
var stdHint="";
var MouseMove = empty;
var Init = empty;
var pic_width=0;
var pic_heigth=0;

if(nn4) document.captureEvents(Event.MOUSEMOVE); 
document.onmousemove = stdMouseMove; 

function stdMouseMove(e)
{
if (fx){
    stdMouseX = e.clientX;
    stdMouseY = e.clientY;
}
else{
    stdMouseX = (nn4) ? (e.clientX):(event.x + document.body.scrollLeft);
    stdMouseY = (nn4) ? (e.clientY):(event.y + document.body.scrollTop);
    }
    MouseMoved++;
    MouseMove(e);
    HintMouseMove();
}

function HintMouseMove()
{
    if(stdHint)moveElem(stdHint, stdMouseX-pic_width, stdMouseY-pic_heigth);
}

function stdInit()
{
  Init();
}

//*********************************************
//* элементарные функции для работы со слоями *
//*********************************************

function showElem(elemId) {
if (dom) document.getElementById(elemId).style.visibility = "visible";
    else if (ie4) document.all[elemId].style.visibility = "visible";
        else if (nn4) document.layers[elemId].visibility = "show";
}

function hideElem(elemId) {
if (dom) document.getElementById(elemId).style.visibility = "hidden";
    else if (ie4) document.all[elemId].style.visibility = "hidden";
        else if (nn4) document.layers[elemId].visibility = "hide";
}

function putElem(elemId) {
if (dom) document.getElementById(elemId).style.display = "block";
    else if (ie4) document.all[elemId].style.display = "block";
}

function removeElem(elemId) {
if (dom) document.getElementById(elemId).style.display = "none";
    else if (ie4) document.all[elemId].style.display = "none";
}

function moveElem(idname,x,y)
{
if (dom)
    with(eval(idname)){
        style.left = x;
        style.top = y;
    }
else if(nn4){
        document.layers[idname].left=x;
        document.layers[idname].top=y;
    }
}

function changeElem(elemId)
{
if(dom) 
    if(document.getElementById(elemId).style.display == "block")
        document.getElementById(elemId).style.display = "none"
    else
        document.getElementById(elemId).style.display = "block"

else if (ie4) 
    if(document.all[elemId].style.display == "block")
        document.all[elemId].style.display = "none";
    else
        document.all[elemId].style.display = "block";
}

function exchangeElem(elemId)
{
if(dom) 
    if(document.getElementById(elemId).style.visibility == "hidden")
        document.getElementById(elemId).style.visibility= "visible"
    else
        document.getElementById(elemId).style.visibility= "hidden"

else if (ie4) 
    if(document.all[elemId].style.visibility== "hidden")
        document.all[elemId].style.visibility= "visible";
    else
        document.all[elemId].style.visibility= "hidden";
else if (nn4) 
    if(document.layers[elemId].visibility=="hide")
        document.layers[elemId].visibility="show";
    else
        document.layers[elemId].visibility="hide";
}


function relPosX(which) {
if (nn4) {
return document.layers[which].pageX;
} else {
var elem = (dom)? document.getElementById(which) : document.all[which];
var pos = elem.offsetLeft;
while (elem.offsetParent != null) {
elem = elem.offsetParent;
pos += elem.offsetLeft;
if (elem.tagName == 'BODY') break;
} return pos;
}
}

function relPosY(which) {
if (nn4) {
return document.layers[which].pageY;
} else {
var elem = (dom)? document.getElementById(which) : document.all[which];
var pos = elem.offsetTop;
while (elem.offsetParent != null) {
elem = elem.offsetParent;
pos += elem.offsetTop;
if (elem.tagName == 'BODY') break;
} return pos;
}
}

//*********************************************
//*           стандартные функции             *
//*********************************************

function iLayer(nameid,width,text)
{
if(!width)width=1;
if(!text)text='';
if(nn4)
document.write("<ilayer name='"+nameid+"'width='"+width+"'>"+text+"</ilayer>")
else
document.write("<span id='"+nameid+"' style='position: relative; width: "+width+"px;'>"+text+"</span>")
}

function checkmail(email)
{if (email == "") return(false);
 if (email.indexOf(".") == -1) return(false);
 dog = email.indexOf("@");
 if (dog == -1) return(false);
 if ( (dog < 1) || (dog > email.length - 5))return(false);
 if ((email.charAt(dog - 1) == '.') || (email.charAt(dog + 1) == '.')) return(false);
 if (email.charAt(email.length - 1) == '.') return(false);
 return true;
}
function startHint(nameid)
{
    pic_width=253;
    pic_heigth=75;
    if(stdHint)hideElem(stdHint);
    stdHint=nameid;
    moveElem(stdHint, stdMouseX-pic_width, stdMouseY-pic_heigth);
    showElem(stdHint);
}
function stopHint()
{
    hideElem(stdHint);
    stdHint="";
}
function startBan(nameid)
{
    pic_width=380+10;
    pic_heigth=195+10;
    if(stdHint)hideElem(stdHint);
    stdHint=nameid;
    moveElem(stdHint, stdMouseX-pic_width, stdMouseY-pic_heigth);
    showElem(stdHint);
}

function stopBan()
{
    hideElem(stdHint);
    stdHint="";
}
//-->