function ConfirmDelete(strLink)
{
        ok=confirm("Точно удалить?");
        if ( ok ) location.href=strLink;
}

function Confirm(msg, link)
{
    ok = confirm(msg);
    if (ok) location.href=link;
}

function confirmSendMsg()
{
     var agree=confirm("Отправить сообщение?");
     if (agree)
         return true ;
     else
         return false;
}

function ShowAllAssignments()
{
    if (!document.all)
		document.all = document.getElementsByTagName("*");
    var all=document.all;
    var l=all.length
    for (i=0; i<l; i++)
         if (all[i].id.match("^a[0-9]+")) all[i].style.display='';
    document.getElementById('A_HideInactiveAssignments').style.display='';
    document.getElementById('A_ShowAllAssignments').style.display='none';

}
function HideInactiveAssignments()
{
    var all=document.all;
    var l=all.length
    for (i=0; i<l; i++)
         if (all[i].id.match("^a[0-9]+_inactive$")) all[i].style.display='none';
    document.getElementById('A_HideInactiveAssignments').style.display='none';
    document.getElementById('A_ShowAllAssignments').style.display='';
}

function abc(activeid, els)
{
    for (i=0; i<els.length; i++)
         if (els[i].id.match("^a")) els[i].style.display='none';

}
function checkAll(field)
{
     for (i = 0; i < field.length; i++)
     field[i].checked = true ;
}

function uncheckAll(field)
{
     for (i = 0; i < field.length; i++)
     field[i].checked = false ;
}

function HideMessage()
{
        document.getElementById("msg").innerHTML='&nbsp;';
}
function HideOrder()
{
     document.getElementById('ViewOrder').style.display='none';
}
function ShowOrder()
{
     document.getElementById('ViewOrder').style.display='';
}
function SetEditMode(mode)
{
     if (mode)
     {

         document.getElementById('EditOrder').style.display='';
     }
     else
     {
         document.getElementById('ViewOrder').style.display='';
         document.getElementById('EditOrder').style.display='none';
     }
}
function hms()
{
        window.setTimeout('HideMessage()',  4000);
}

function ShowTutor()
{
        document.getElementById('TutoringSubjects').style.display='';
        document.getElementById('TutoringDistrict').style.display='';
        document.getElementById('TutoringCost').style.display='';

        document.getElementById('TutoringSecondUniver').style.display='';
        document.getElementById('TutoringProgramm').style.display='';
        document.getElementById('TutoringSex').style.display='';
        document.getElementById('TutoringTerritory').style.display='';
}

function HideTutor()
{
        document.getElementById('TutoringSubjects').style.display='none';
        document.getElementById('TutoringDistrict').style.display='none';
        document.getElementById('TutoringCost').style.display='none';

        document.getElementById('TutoringSecondUniver').style.display='none';
        document.getElementById('TutoringProgramm').style.display='none';
        document.getElementById('TutoringSex').style.display='none';
        document.getElementById('TutoringTerritory').style.display='none';
}

function GetXmlHttpObject()
{
	var objXMLHttp=null
	if (window.XMLHttpRequest)
	{
		objXMLHttp=new XMLHttpRequest()
	}
	else if (window.ActiveXObject)
	{
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
	}
	return objXMLHttp
}
function sendRequest(url, v, fncinit, fncsend, callback)
{
	if (!fncinit(v)) return true;
	if (xmlHttp!=null && (xmlHttp.readyState<4 && xmlHttp.readyState>1)) return false;
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	{
		alert ("Не удалось отправить запрос. Функция не поддерживается браузером.")
		return false;
	}
	xmlHttp.onreadystatechange=callback
	fncsend(v, url)
	return true;
}

function CreateBookmarkLink()
{

	title = 'Zaochnik.com - Курсовые и Дипломные на заказ';

   	url = location.href;
   	if (window.sidebar)
   	{
   		// Mozilla Firefox Bookmark
   		window.sidebar.addPanel(title, url,"");
   	}
   	else if (window.external)
   	{
   		// IE Favorite
   		window.external.AddFavorite( url, title);
   	}
   	else if (window.opera && window.print)
   	{
   		// Opera Hotlist
		var elem = document.createElement('a');
		elem.setAttribute('href',url);
		elem.setAttribute('title',title);
		elem.setAttribute('rel','sidebar');
		elem.click();
   	}
   	return false;
}


var _gsnow=new Array();

function Snow()
{
	/*if (!this.docWidth)
	{
		this.docWidth=window.innerWidth?window.innerWidth:document.body.clientWidth;
		if (this.docWidth<this.docMinWidth)	this.docWidth=this.docMinWidth;
		this.allWidth=true;
	}

	if (!this.docHeight)
	{
		this.docHeight=window.innerHeight?window.innerHeight:(document.body.clientHeight?document.body.clientHeight:document.documentElement.clientHeight);
		if (this.docHeight<this.docMinHeight)	this.docHeight=this.docMinHeight;
		this.allHeight=true;
	}


	this.id=_gsnow.length;
	_gsnow.push(this);

	var pastetext="";
	var img;

	for (var i=0; i<this.snowN; i++)
	{
		this.dx[i]=0;
		this.xp[i]=Math.random()*(this.docWidth-50);
		this.yp[i]=Math.random()*this.docHeight;
		this.am[i]=Math.random()*20;
		this.stx[i]=0.02+Math.random()/10;
		this.sty[i]=0.7+Math.random();
		img=this.imgDir+Math.floor(Math.random()*9)+".png";
		pastetext+="<div id=\"dot"+this.id+i+"\" style=\"visibility:visible; top:0; left:0; position:absolute; z-index:"+i+";\"><img style=\"width:20px; height:20px; background:url('"+img+"') no-repeat top left; //background:none; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+img+"',sizingMethod=crop);\" src=\""+this.imgDir+"x.gif\" border=\"0\"\/><\/div>";
	}

	document.body.innerHTML+=pastetext;
    */
	return;
}

Snow.prototype.docWidth=0; // Ширина поля падающих снежинок, 0 - вся ширина окна браузера
Snow.prototype.docHeight=180;	// Высота поля падающих снежинок, 0 - вся высота окна браузера
Snow.prototype.docMinWidth=300; // Минимальная ширина
Snow.prototype.docMinHeight=180; // Минимальная высота
Snow.prototype.snowN=39; // Количество снежинок
Snow.prototype.imgDir="http://zaochnik.com/snow/"; // Папка с картинками снежинок
Snow.prototype.id=null;
Snow.prototype.dx=new Array();
Snow.prototype.xp=new Array();
Snow.prototype.yp=new Array();
Snow.prototype.am=new Array();
Snow.prototype.stx=new Array();
Snow.prototype.sty=new Array();
Snow.prototype.allWidth=false;
Snow.prototype.sin=true;
Snow.prototype.allHeight=false;

Snow.prototype.show=function()
{
	/*if (this.allWidth)
	{
		this.docWidth=window.innerWidth?window.innerWidth:document.body.clientWidth;
		if (this.docWidth<this.docMinWidth)	this.docWidth=this.docMinWidth;

		this.docWidth-=50;
	}

	if (this.allHeight)
	{
		this.docHeight=window.innerHeight?window.innerHeight:(document.body.clientHeight?document.body.clientHeight:document.documentElement.clientHeight);
		if (this.docHeight<this.docMinHeight)	this.docHeight=this.docMinHeight;

		this.docHeight-=20;
	}

	var x,y;
	for (var i=0; i<this.snowN; i++)
	{
		this.yp[i]+=this.sty[i];
		if (this.yp[i]>this.docHeight-20)
		{
			this.xp[i]=Math.random()*(this.docWidth-this.am[i]-30);
			this.yp[i]=-4;
			this.stx[i]=0.02+Math.random()/10;
			this.sty[i]=0.7+Math.random();
			this.setOpacity("dot"+this.id+i, 100);
		}

		if (this.yp[i]>this.docHeight-40 && this.yp[i]<this.docHeight-20)
		{
			this.setOpacity("dot"+this.id+i, (this.docHeight-this.yp[i]-20)*5);
		}

		this.dx[i]+=this.stx[i];

		y=Math.floor(this.yp[i]);
		x=Math.floor(this.xp[i]+this.am[i]*Math.sin(this.dx[i]));
		if (x>this.docWidth)	x=this.docWidth;
		if (y>this.docHeight)	y=this.docHeight;
		document.getElementById("dot"+this.id+i).style.top=''+y+'px';
		document.getElementById("dot"+this.id+i).style.left=''+x+'px';
	}
	setTimeout('_gsnowShow('+this.id+');', 20);
	*/
	return;
}

Snow.prototype.setOpacity=function(id, opacity)
{
	var object=document.getElementById(id).style;

	object.opacity=(opacity/100);
	object.filter='alpha(opacity='+opacity+')';

	return;
}

function _gsnowShow(id)
{
	_gsnow[id].show();

	return;
}

/*window.onload=function()
{
	var obj=new Snow();
	obj.show();

	return;
}*/


/**
 *  author:		Timothy Groves - http://www.brandspankingnew.net
 *	version:	1.2 - 2006-11-17
 *              1.3 - 2006-12-04
 *              2.0 - 2007-02-07
 *
 *  @remixed:  SunSay - http://sunsay.ru
 *             2.0 (no AJAX) - 2008-04-03
 *             Rewriten for using without AJAX request.
 *             Just a JSON array is in use.
 */

var useBSNns;

if (useBSNns)
{
	if (typeof(bsn) == "undefined")
		bsn = {}
	_bsn = bsn;
}
else
{
	_bsn = this;
}

if (typeof(_bsn.Autosuggest) == "undefined")
	_bsn.Autosuggest = {}

_bsn.AutoSuggest = function (fldID, param)
{
	// no DOM - give up!
	if (!document.getElementById)
		return false;

	// get edit id
	this.fld = _bsn.DOM.getElement(fldID);

	if (!this.fld)
		return false;

	// initial params
	this.sInput 		= "";
	this.nInputChars 	= 0;
	this.aSuggestions 	= [];
	this.iHighlighted 	= 0;

	// params object
	this.oP = (param) ? param : {};

	// default values
	if (!this.oP.minchars)									this.oP.minchars = 2;
	if (!this.oP.className)									this.oP.className = "autosuggest";
	if (!this.oP.timeout)									this.oP.timeout = 10500;
	if (!this.oP.delay)										this.oP.delay = 0;
	if (!this.oP.offsety)									this.oP.offsety = -5;
	if (!this.oP.shownoresults)								this.oP.shownoresults = false;
	if (!this.oP.noresults)									this.oP.noresults = "not found";
	if (!this.oP.maxheight && this.oP.maxheight !== 0)		this.oP.maxheight = 250;
	if (!this.oP.cache && this.oP.cache != false)			this.oP.cache = false;

	// set keyup handler for field
	// and prevent autocomplete from client
	//
	var pointer = this;

	// NOTE: not using addEventListener because UpArrow fired twice in Safari
	//_bsn.DOM.addEvent( this.fld, 'keyup', function(ev){ return pointer.onKeyPress(ev); } );

	this.fld.onkeypress 	= function(ev){ return pointer.onKeyPress(ev); }
	this.fld.onkeyup 		= function(ev){ return pointer.onKeyUp(ev); }

	this.fld.setAttribute("autocomplete","off");
}

_bsn.AutoSuggest.prototype.onKeyPress = function(ev)
{
	var key = (window.event) ? window.event.keyCode : ev.keyCode;

	// set responses to keydown events in the field
	// this allows the user to use the arrow keys to scroll through the results
	// ESCAPE clears the list
	// TAB sets the current highlighted value
	//
	var RETURN = 13;
	var TAB = 9;
	var ESC = 27;

	var bubble = true;
	switch(key)
	{
		case RETURN:
			this.setHighlightedValue();
			bubble = false;
			break;
		case ESC:
			this.clearSuggestions();
			break;
	}
	return bubble;
}

_bsn.AutoSuggest.prototype.onKeyUp = function(ev)
{
	var key = (window.event) ? window.event.keyCode : ev.keyCode;

	// set responses to keydown events in the field
	// this allows the user to use the arrow keys to scroll through the results
	// ESCAPE clears the list
	// TAB sets the current highlighted value
	//
	var ARRUP = 38;
	var ARRDN = 40;

	var bubble = true;
	switch(key)
	{
		case ARRUP:
			this.changeHighlight(key);
			bubble = false;
			break;
		case ARRDN:
			this.changeHighlight(key);
			bubble = false;
			break;
		default:
			this.getSuggestions(this.fld.value);
	}
	return bubble;
}

_bsn.AutoSuggest.prototype.getSuggestions = function (val)
{
	// if input stays the same, do nothing
	//
	if (val == this.sInput)
		return false;

	// input length is less than the min required to trigger a request
	// reset input string
	// do nothing
	//
	if (val.length < this.oP.minchars)
	{
		this.sInput = "";
		return false;
	}

	// if caching enabled, and user is typing (ie. length of input is increasing)
	// filter results out of aSuggestions from last request
	//
	if (val.length > this.nInputChars && this.aSuggestions.length && this.oP.cache)
	{
		var arr = [];
		for (var i = 0; i < this.aSuggestions.length; i++)
		{
			if (this.aSuggestions[i].value.substr(0,val.length).toLowerCase() == val.toLowerCase())
				arr.push( this.aSuggestions[i] );
		}
		this.sInput = val;
		this.nInputChars = val.length;
		this.aSuggestions = arr;
		this.createList(this.aSuggestions);
		return false;
	}
	else
	// new request
	//
	{
		this.sInput = val;
		this.nInputChars = val.length;
		var pointer = this;
		clearTimeout(this.ajID);
		this.ajID = setTimeout( function() { pointer.doAjaxRequest() }, this.oP.delay );
	}
	return false;
}

// функция бинарного поиска
function FindValueInArray(array, value)
{

  if (!value || !array.length)
  {
    return -1;
  }
  var il = 0; // левая граница
  var ir = array.length - 1; // правая граница
  var mid;
  while (il < ir)
  {

    // находим середину отрезка
    mid = Math.round((il + ir) / 2 + 0.5) - 1;
    if (value.toUpperCase() <= array[mid].value.toUpperCase())
      // если значение где-то слева
      ir = mid; // двигаем границу влево
    else
      // если значение где-то справа
      il = mid + 1; // двигаем границу вправо

  }

  if ((array[il].value.length >= value.length) &&
  	//	(array[il].value.substr(array[il].value.toUpperCase().indexOf(value.toUpperCase()), value.length).toUpperCase() == value.toUpperCase()))
      (array[il].value.substr(0, value.length).toUpperCase() == value.toUpperCase()))
    return il;
  else
    return -1;
}

// функция поиска подмассива который содержит строку, начинающуюся с value
function GetSubArray(array, value)
{

  if (value.length < 2)
	{

		return false;
	}

  var result = new Array();

  for (curPos=0;curPos<array.length;curPos++)
  {
  	if (array[curPos].value.substr(array[curPos].value.toUpperCase().indexOf(value.toUpperCase()), value.length).toUpperCase()
          == value.toUpperCase())
     result[result.length] =  array[curPos];
  }
  return result;
}

_bsn.AutoSuggest.prototype.doAjaxRequest = function ()
{
	var resArray = GetSubArray(this.oP.array, this.fld.value);
	var json = '';
	for (i = 0; i < resArray.length; i++)
	{
		var id = resArray[i].id;
		var value = resArray[i].value;
		var info = resArray[i].info;
		if (json != "") json += ", ";
		json += '{"id" : "' + id +'", "value" : "' + value + '", "info" : "' + info + '"}';
	}
	json = '{"results": [' + json + ']}';
	this.setSuggestions(json);
}

_bsn.AutoSuggest.prototype.setSuggestions = function (json)
{
	this.aSuggestions = [];
	var jsondata = eval('(' + json + ')');
	for (var i = 0; i < jsondata.results.length; i++)
	{
		this.aSuggestions.push(
			{
			  'id'		: jsondata.results[i].id,
			  'value'	: jsondata.results[i].value,
			  'info'	: jsondata.results[i].info
			} );
	}
	this.idAs = "as_" + this.fld.id;
	this.createList(this.aSuggestions);
}

_bsn.AutoSuggest.prototype.createList = function(arr)
{
	var pointer = this;

	// get rid of old list
	// and clear the list removal timeout
	//
	_bsn.DOM.removeElement(this.idAs);
	this.killTimeout();

	// create holding div
	//
	var div = _bsn.DOM.createElement("div", {id:this.idAs, className:this.oP.className});

	var hcorner = _bsn.DOM.createElement("div", {className:"as_corner"});
	var hbar = _bsn.DOM.createElement("div", {className:"as_bar"});
	var header = _bsn.DOM.createElement("div", {className:"as_header"});
	header.appendChild(hcorner);
	header.appendChild(hbar);
	div.appendChild(header);

	// create and populate ul
	//
	var ul = _bsn.DOM.createElement("ul", {id:"as_ul"});

	// loop throught arr of suggestions
	// creating an LI element for each suggestion
	//
	for (var i = 0; i < arr.length; i++)
	{
		// format output with the input enclosed in a EM element
		// (as HTML, not DOM)
		//
		var val = arr[i].value;
		var st = val.toLowerCase().indexOf( this.sInput.toLowerCase() );
		var output = val.substring(0,st) + "<em>" + val.substring(st, st+this.sInput.length) + "</em>" + val.substring(st+this.sInput.length);

		var span 		= _bsn.DOM.createElement("span", {}, output, true);
		if (arr[i].info != "")
		{
			var br			= _bsn.DOM.createElement("br", {});
			span.appendChild(br);
			var small		= _bsn.DOM.createElement("small", {}, arr[i].info);
			span.appendChild(small);
		}

		var a 			= _bsn.DOM.createElement("a", { href:"#" });
		var tl 		= _bsn.DOM.createElement("span", {className:"tl"}, " ");
		var tr 		= _bsn.DOM.createElement("span", {className:"tr"}, " ");
		a.appendChild(tl);
		a.appendChild(tr);

		a.appendChild(span);

		a.name = i+1;
		a.onclick = function () { pointer.setHighlightedValue(); return false; }
		a.onmouseover = function () { pointer.setHighlight(this.name); }

		var li 			= _bsn.DOM.createElement(  "li", {}, a  );

		ul.appendChild( li );
	}

	if (arr.length == 0 && !pointer.oP.shownoresults)
	{
		pointer.clearSuggestions();
		return;
	}
	// no results
	//
	if (arr.length == 0 && pointer.oP.shownoresults)
	{
		var li = _bsn.DOM.createElement(  "li", {className:"as_warning"}, this.oP.noresults  );
		ul.appendChild( li );
	}

	div.appendChild( ul );

	var fcorner = _bsn.DOM.createElement("div", {className:"as_corner"});
	var fbar = _bsn.DOM.createElement("div", {className:"as_bar"});
	var footer = _bsn.DOM.createElement("div", {className:"as_footer"});
	footer.appendChild(fcorner);
	footer.appendChild(fbar);
	div.appendChild(footer);

	// get position of target textfield
	// position holding div below it
	// set width of holding div to width of field
	//
	var pos = _bsn.DOM.getPos(this.fld);

	div.style.left 		= pos.x + "px";
	div.style.top 		= ( pos.y + this.fld.offsetHeight + this.oP.offsety ) + "px";
	div.style.width 	= this.fld.offsetWidth + "px";

	// set mouseover functions for div
	// when mouse pointer leaves div, set a timeout to remove the list after an interval
	// when mouse enters div, kill the timeout so the list won't be removed
	//
	div.onmouseover 	= function(){ pointer.killTimeout() }
	div.onmouseout 		= function(){ pointer.resetTimeout() }

	// add DIV to document
	//
	document.getElementsByTagName("body")[0].appendChild(div);

	// currently no item is highlighted
	//
	this.iHighlighted = 0;

	// remove list after an interval
	//
	var pointer = this;
	this.toID = setTimeout(function () { pointer.clearSuggestions() }, this.oP.timeout);
}

_bsn.AutoSuggest.prototype.changeHighlight = function(key)
{
	var list = _bsn.DOM.getElement("as_ul");
	if (!list)
		return false;

	var n;

	if (key == 40)
		n = this.iHighlighted + 1;
	else if (key == 38)
		n = this.iHighlighted - 1;

	if (n > list.childNodes.length)
		n = list.childNodes.length;
	if (n < 1)
		n = 1;

	this.setHighlight(n);
}

_bsn.AutoSuggest.prototype.setHighlight = function(n)
{
	var list = _bsn.DOM.getElement("as_ul");
	if (!list)
		return false;

	if (this.iHighlighted > 0)
		this.clearHighlight();

	this.iHighlighted = Number(n);

	list.childNodes[this.iHighlighted-1].className = "as_highlight";
	this.killTimeout();
}

_bsn.AutoSuggest.prototype.clearHighlight = function()
{
	var list = _bsn.DOM.getElement("as_ul");
	if (!list)
		return false;

	if (this.iHighlighted > 0)
	{
		list.childNodes[this.iHighlighted-1].className = "";
		this.iHighlighted = 0;
	}
}

_bsn.AutoSuggest.prototype.setHighlightedValue = function ()
{
	if (this.iHighlighted)
	{
		this.sInput = this.fld.value = this.aSuggestions[ this.iHighlighted-1 ].value;

		// move cursor to end of input (safari)
		//
		this.fld.focus();
		if (this.fld.selectionStart)
			this.fld.setSelectionRange(this.sInput.length, this.sInput.length);

		this.clearSuggestions();

		// pass selected object to callback function, if exists
		//
		if (typeof(this.oP.callback) == "function")
			this.oP.callback( this.aSuggestions[this.iHighlighted-1] );
	}
}

_bsn.AutoSuggest.prototype.killTimeout = function()
{
	clearTimeout(this.toID);
}

_bsn.AutoSuggest.prototype.resetTimeout = function()
{
	clearTimeout(this.toID);
	var pointer = this;
	this.toID = setTimeout(function () { pointer.clearSuggestions() }, 1000);
}

_bsn.AutoSuggest.prototype.clearSuggestions = function ()
{
	this.killTimeout();
	var ele = _bsn.DOM.getElement(this.idAs);
	var pointer = this;
	if (ele)
	{
		var fade = new _bsn.Fader(ele,1,0,250,function () { _bsn.DOM.removeElement(pointer.idAs) });
	}
}

// DOM PROTOTYPE _____________________________________________

if (typeof(_bsn.DOM) == "undefined")
	_bsn.DOM = {}

_bsn.DOM.createElement = function ( type, attr, cont, html )
{
	var ne = document.createElement( type );
	if (!ne)
		return false;

	for (var a in attr)
		ne[a] = attr[a];

	if (typeof(cont) == "string" && !html)
		ne.appendChild( document.createTextNode(cont) );
	else if (typeof(cont) == "string" && html)
		ne.innerHTML = cont;
	else if (typeof(cont) == "object")
		ne.appendChild( cont );

	return ne;
}

_bsn.DOM.clearElement = function ( id )
{
	var ele = this.getElement( id );

	if (!ele)
		return false;

	while (ele.childNodes.length)
		ele.removeChild( ele.childNodes[0] );

	return true;
}

_bsn.DOM.removeElement = function ( ele )
{
	var e = this.getElement(ele);

	if (!e)
		return false;
	else if (e.parentNode.removeChild(e))
		return true;
	else
		return false;
}

_bsn.DOM.replaceContent = function ( id, cont, html )
{
	var ele = this.getElement( id );

	if (!ele)
		return false;

	this.clearElement( ele );

	if (typeof(cont) == "string" && !html)
		ele.appendChild( document.createTextNode(cont) );
	else if (typeof(cont) == "string" && html)
		ele.innerHTML = cont;
	else if (typeof(cont) == "object")
		ele.appendChild( cont );
}

_bsn.DOM.getElement = function ( ele )
{
	if (typeof(ele) == "undefined")
	{
		return false;
	}
	else if (typeof(ele) == "string")
	{
		var re = document.getElementById( ele );
		if (!re)
			return false;
		else if (typeof(re.appendChild) != "undefined" ) {
			return re;
		} else {
			return false;
		}
	}
	else if (typeof(ele.appendChild) != "undefined")
		return ele;
	else
		return false;
}

_bsn.DOM.appendChildren = function ( id, arr )
{
	var ele = this.getElement( id );

	if (!ele)
		return false;

	if (typeof(arr) != "object")
		return false;

	for (var i=0;i<arr.length;i++)
	{
		var cont = arr[i];
		if (typeof(cont) == "string")
			ele.appendChild( document.createTextNode(cont) );
		else if (typeof(cont) == "object")
			ele.appendChild( cont );
	}
}

_bsn.DOM.getPos = function ( ele )
{
	var ele = this.getElement(ele);

	var obj = ele;

	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	var obj = ele;

	var curtop = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
		curtop += obj.y;

	return {x:curleft, y:curtop}
}

// FADER PROTOTYPE _____________________________________________

if (typeof(_bsn.Fader) == "undefined")
	_bsn.Fader = {}

_bsn.Fader = function (ele, from, to, fadetime, callback)
{
	if (!ele)
		return false;
	this.ele = ele;
	this.from = from;
	this.to = to;
	this.callback = callback;
	this.nDur = fadetime;
	this.nInt = 50;
	this.nTime = 0;
	var p = this;
	this.nID = setInterval(function() { p._fade() }, this.nInt);
}

_bsn.Fader.prototype._fade = function()
{
	this.nTime += this.nInt;

	var ieop = Math.round( this._tween(this.nTime, this.from, this.to, this.nDur) * 100 );
	var op = ieop / 100;

	if (this.ele.filters) // internet explorer
	{
		try
		{
			this.ele.filters.item("DXImageTransform.Microsoft.Alpha").opacity = ieop;
		} catch (e) {
			// If it is not set initially, the browser will throw an error.  This will set it if it is not set yet.
			this.ele.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity='+ieop+')';
		}
	}
	else // other browsers
	{
		this.ele.style.opacity = op;
	}
	if (this.nTime == this.nDur)
	{
		clearInterval( this.nID );
		if (this.callback != undefined)
			this.callback();
	}
}

_bsn.Fader.prototype._tween = function(t,b,c,d)
{
	return b + ( (c-b) * (t/d) );
}

function changeColor(elem, color)
{
    document.getElementById(elem).style.color=color;
    document.getElementById(elem+'Text').style.color=color;
}

function allsubject(id,hide)
{
	if(hide=='hide'){
			document.getElementById('allsub'+id).className="allsub_show";
			document.getElementById('asublink'+id).setAttribute('style','text-decoration:none;color:#74BD1A');
	}else{
		if(document.getElementById('allsub'+id).className == "allsub_hide"){
			document.getElementById('allsub'+id).className="allsub_show";
			document.getElementById('asublink'+id).setAttribute('style','text-decoration:none;color:#74BD1A');
		}else{
			document.getElementById('allsub'+id).className="allsub_hide";
			document.getElementById('asublink'+id).removeAttribute('style');
		}
	}
}

function findSubject(col)
{
  for(i=1;i<col;i++){
	 document.getElementById('pred'+i).removeAttribute('style');
  }
  for(i=1;i<col;i++){
	 if(document.getElementById('pred'+i).firstChild.nodeValue.toLowerCase() == document.getElementById('asfind').value.toLowerCase()){
		
		allsubject(document.getElementById('pred'+i).parentNode.id.substr(6),'hide');
        document.getElementById('pred'+i).setAttribute('style','background-color:#cccccc');
        location.hash="#anchsub"+i;
		return true;
	 }	
  }
  alert('Предмет не найден');
  return false;
}