<!-- Original:  Angus Turnbull -->
<!-- Web Site:  http://gusnz.cjb.net -->

<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

<!-- Begin
var isDOM = (document.getElementById ? true : false); 
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);

function getRef(id) {
	if (isDOM) return document.getElementById(id);
	if (isIE4) return document.all[id];
	if (isNS4) return document.layers[id];
}
function getSty(id) {
	return (isNS4 ? getRef(id) : getRef(id).style);
} 
// Hide timeout.
var popTimer = 0;
// Array showing highlighted menu items.
var litNow = new Array();
function popOver(menuNum, itemNum) {
		clearTimeout(popTimer);
		hideAllBut(menuNum);
		litNow = getTree(menuNum, itemNum);
		changeCol(litNow, true);
		targetNum = menu[menuNum][itemNum].target;
		if (targetNum > 0) {
		thisX = parseInt(menu[menuNum][0].ref.left) + parseInt(menu[menuNum][itemNum].ref.left);
		thisY = parseInt(menu[menuNum][0].ref.top) + parseInt(menu[menuNum][itemNum].ref.top);
		with (menu[targetNum][0].ref) {
		left = parseInt(thisX + menu[targetNum][0].x);
		top = parseInt(thisY + menu[targetNum][0].y);
		visibility = 'visible';
      }
   }
}
function popOut(menuNum, itemNum) {
	if ((menuNum == 0) && !menu[menuNum][itemNum].target)
		hideAllBut(0)
	else
		popTimer = setTimeout('hideAllBut(0)', 500);
}
function getTree(menuNum, itemNum) {
	// Array index is the menu number. The contents are null (if that menu is not a parent)
	// or the item number in that menu that is an ancestor (to light it up).
	itemArray = new Array(menu.length);
	while(1) {
		itemArray[menuNum] = itemNum;
		// If we've reached the top of the hierarchy, return.
		if (menuNum == 0) return itemArray;
		itemNum = menu[menuNum][0].parentItem;
		menuNum = menu[menuNum][0].parentMenu;
   }
}

// Pass an array and a boolean to specify colour change, true = over colour.
function changeCol(changeArray, isOver) {
	for (menuCount = 0; menuCount < changeArray.length; menuCount++) {
		if (changeArray[menuCount]) {
		newCol = isOver ? menu[menuCount][0].overCol : menu[menuCount][0].backCol;
		// Change the colours of the div/layer background.
		with (menu[menuCount][changeArray[menuCount]].ref) {
			if (isNS4) bgColor = newCol;
			else backgroundColor = newCol;
         }
      }
   }
}
function hideAllBut(menuNum) {
	var keepMenus = getTree(menuNum, 1);
	for (count = 0; count < menu.length; count++)
		if (!keepMenus[count] &&  menu[count][0].ref!=null)	menu[count][0].ref.visibility = 'hidden';
	changeCol(litNow, false);
}

// *** MENU CONSTRUCTION FUNCTIONS ***

function Menu(isVert, popInd, x, y, width, overCol, backCol, borderClass, textClass) {
	// True or false - a vertical menu?
	this.isVert = isVert;
	// The popout indicator used (if any) for this menu.
	this.popInd = popInd
	// Position and size settings.
	this.x = x;
	this.y = y;
	this.width = width;
	// Colours of menu and items.
	this.overCol = overCol;
	this.backCol = backCol;
	// The stylesheet class used for item borders and the text within items.
	this.borderClass = borderClass;
	this.textClass = textClass;
	// Parent menu and item numbers, indexed later.
	this.parentMenu = null;
	this.parentItem = null;
	// Reference to the object's style properties (set later).
	this.ref = null;
}

function Item(text, href, frame, length, spacing, target) {
	this.text = text;
	this.href = "javascript:load_script('content','"+href+"','');";
	this.frame = frame;
	this.length = length;
	this.spacing = spacing;
	this.target = target;
	// Reference to the object's style properties (set later).
	this.ref = null;
}

function writeMenus() {
if (!isDOM && !isIE4 && !isNS4) return;

for (currMenu = 0; currMenu < menu.length; currMenu++) 
	with (menu[currMenu][0]) {
	// Variable for holding HTML for items and positions of next item.
	var str = '', itemX = 0, itemY = 0;
	// Remember, items start from 1 in the array (0 is menu object itself, above).
	// Also use properties of each item nested in the other with() for construction.
	for (currItem = 1; currItem < menu[currMenu].length; currItem++) 
		with (menu[currMenu][currItem]) {
			var itemID = 'menu' + currMenu + 'item' + currItem;
			// The width and height of the menu item - dependent on orientation!
			var w = (isVert ? width : length);
			var h = (isVert ? length : width);
			// Create a div or layer text string with appropriate styles/properties.
			// Thanks to Paul Maden (www.paulmaden.com) for helping debug this in IE4, apparently
			// the width must be a miniumum of 3 for it to work in that browser.
			if (isDOM || isIE4) {
				str += '<div id="' + itemID + '" style="position: absolute; left: ' + itemX + '; top: ' + itemY + '; width: ' + w + '; height: ' + h + '; visibility: inherit; ';
				if (backCol) str += 'background: ' + backCol + '; ';
					str += '" ';
			}
			if (isNS4) {
			str += '<layer id="' + itemID + '" left="' + itemX + '" top="' + itemY + '" width="' +  w + '" height="' + h + '" visibility="inherit" ';
				if (backCol) str += 'bgcolor="' + backCol + '" ';
			}
			if (borderClass) str += 'class="' + borderClass + '" ';
			// Add mouseover handlers and finish div/layer.
			str += 'onMouseOver="popOver(' + currMenu + ',' + currItem + ')" onMouseOut="popOut(' + currMenu + ',' + currItem + ')">';
			// Add contents of item (default: table with link inside).
			// In IE/NS6+, add padding if there's a border to emulate NS4's layer padding.
			// If a target frame is specified, also add that to the <a> tag.
			str += '<table width="' + (w - 8) + '" border="0" cellspacing="0" cellpadding="' + (!isNS4 && borderClass ? 3 : 0) + '"><tr><td align="left" height="' + (h - 7) + '">' + '<a class="' + textClass + '" href="' + href + '"' + (frame ? ' target="' + frame + '">' : '>') + text + '</a></td>';
			if (target > 0) {
				// Set target's parents to this menu item.
				menu[target][0].parentMenu = currMenu;
				menu[target][0].parentItem = currItem;
				// Add a popout indicator.
				if (popInd) str += '<td class="' + textClass + '" align="right">' + popInd + '</td>';
			}
			str += '</tr></table>' + (isNS4 ? '</layer>' : '</div>');
			if (isVert) itemY += length + spacing;
				else itemX += length + spacing;
			}
			if (isDOM) {
				var newDiv = document.createElement('div');
				document.getElementsByTagName('body').item(0).appendChild(newDiv);
				newDiv.innerHTML = str;
				ref = newDiv.style;
				ref.position = 'absolute';
				ref.visibility = 'hidden';
			}
			// Insert a div tag to the end of the BODY with menu HTML in place for IE4.
			if (isIE4) {
				document.body.insertAdjacentHTML('beforeEnd', '<div id="menu' + currMenu + 'div" ' + 'style="position: absolute; visibility: hidden">' + str + '</div>');
				ref = getSty('menu' + currMenu + 'div');
			}

// In NS4, create a reference to a new layer and write the items to it.
			if (isNS4) {
				ref = new Layer(0);
				ref.document.write(str);
				ref.document.close();
			}

			for (currItem = 1; currItem < menu[currMenu].length; currItem++) {
				itemName = 'menu' + currMenu + 'item' + currItem;
				if (isDOM || isIE4) menu[currMenu][currItem].ref = getSty(itemName);
				if (isNS4) menu[currMenu][currItem].ref = ref.document[itemName];
			}
}
with(menu[0][0]) {
ref.left = x;
ref.top = y;
ref.visibility = 'visible';
   }
}

// Syntaxes: *** START EDITING HERE, READ THIS SECTION CAREFULLY! ***
//
// menu[menuNumber][0] = new Menu(Vertical menu? (true/false), 'popout indicator', left, top,
// width, 'mouseover colour', 'background colour', 'border stylesheet', 'text stylesheet');
//
// Left and Top are measured on-the-fly relative to the top-left corner of its trigger, or
// for the root menu, the top-left corner of the page.
//
// menu[menuNumber][itemNumber] = new Item('Text', 'URL', 'target frame', length of menu item,
//  additional spacing to next menu item, number of target menu to popout);
//
// If no target menu (popout) is desired, set it to 0. Likewise, if your site does not use
// frames, pass an empty string as a frame target.
//
// Something that needs explaining - the Vertical Menu setup. You can see most menus below
// are 'true', that is they are vertical, except for the first root menu. The 'length' and
// 'width' of an item depends on its orientation -- length is how long the item runs for in
// the direction of the menu, and width is the lateral dimension of the menu. Just look at
// the examples and tweak the numbers, they'll make sense eventually :).

var menu = new Array();

// Default colours passed to most menu constructors (just passed to functions, not
// a global variable - makes things easier to change later in bulk).
var defOver = '#010166', defBack = '#010166';
//defOver = '#0202A6'

// Default 'length' of menu items - item height if menu is vertical, width if horizontal.
var defLength = 22;

// Menu 0 is the special, 'root' menu from which everything else arises.
menu[0] = new Array();
// A non-vertical menu with a few different colours and no popout indicator, as an example.
// *** MOVE ROOT MENU AROUND HERE ***  it's positioned at (5, 0) and is 17px high now.


menu[0][0] = new Menu(false, '', 20, 92, 17, '#010166', '#010166', '', 'mainmenuText');
// Notice how the targets are all set to nonzero values...
// The 'length' of each of these items is 40, and there is spacing of 10 to the next item.
// Most of the links are set to '#' hashes, make sure you change them to actual files.
menu[0][1] = new Item('Компания', '#', '', 60, 15, 1);
menu[0][2] = new Item('Продукция', '#', '', 65, 15, 2);
//menu[0][3] = new Item('Projects', '#', '', 50, 15, 3);
menu[0][3] = new Item('Наука', '#', '', 35, 15, 3);
menu[0][4] = new Item('Данные', 'dataexample.php', '', 60, 0, 4);
menu[0][5] = new Item('Поддержка', 'support1.php', '', 70, 15, 5);
menu[0][6] = new Item('Загрузки', 'downloads.php', '', 45, 15, 5);


// File menu.
menu[1] = new Array();
// The File menu is positioned 0px across and 22 down from its trigger, and is 80 wide.
// All text in this menu has the stylesheet class 'item' -- see the <style> section above.
// We've passed a 'greater-than' sign '&gt;' as a popout indicator. Try an image...?
menu[1][0] = new Menu(true, '&gt', 4, 21, 100, defOver, defBack, 'itemBorder', 'itemText');
menu[1][1] = new Item('Информация', 'main.php', '', defLength, 0, 0);
//<img src="IMAGES/menubutt.gif>;
///menu[1][2] = new Item('Structure', '#', '', defLength, 0, 0);
// Non-zero target means this will trigger a popout -- menu[4] which is the 'Reopen' menu.
menu[1][2] = new Item('Новости', 'php_scripts/news.php', '', defLength, 0, 0);
menu[1][3] = new Item('Конкурсы', 'konkurs.php', '', defLength, 0, 0);


// Edit menu.
menu[2] = new Array();
menu[2][0] = new Menu(true, '', 4, 21, 50, defOver, defBack, 'itemBorder', 'itemText');
menu[2][1] = new Item('MTP5', 'mtp5.php', '', defLength, 0, 0);
menu[2][2] = new Item('Polar', 'polar.php', '', defLength, 0, 0);
menu[2][3] = new Item('DHS', 'dhs.php', '', defLength, 0, 0);
///menu[2][4] = new Item('Road radiometers', '#', '', 2*defLength-5, 0, 0);
///menu[2][5] = new Item('RP', '#', '', defLength, 0, 0);


// Help menu

///menu[3] = new Array();
///menu[3][0] = new Menu(true,'', 4, 21, 80, defOver, defBack, 'itemBorder', 'itemText');
///menu[3][1] = new Item('PABL', '#', '', defLength, 0, 0);
///menu[3][2] = new Item('Clouds', '#', '', defLength, 0, 0);
///menu[3][3] = new Item('Roads', '#', '', defLength, 0, 0);
///menu[3][4] = new Item('All projects', '#', '', defLength, 0, 0);

// Reopen menu

menu[3] = new Array();
menu[3][0] = new Menu(true, '', 4, 21, 110, defOver, defBack, 'itemBorder', 'itemText');
menu[3][1] = new Item('Публикации', 'publications.php', '', defLength, 0, 0);
menu[3][2] = new Item('Конференции', 'conference.php', '', defLength, 0, 0);
///menu[4][3] = new Item('Reports', '#', '', defLength, 0, 0);

menu[4] = new Array();
menu[4][0] = new Menu(true, '', 4, 21, 100, defOver, defBack, 'itemBorder', 'itemText');
//menu[4][1] = new Item('Пример', 'dataexample.php', '', defLength, 0, 0);
///menu[5][2] = new Item('Archive', '#', '', defLength, 0, 0);

menu[5] = new Array();
menu[5][0] = new Menu(true, '', 4, 21, 80, defOver, defBack, 'itemBorder', 'itemText');
//menu[5][1] = new Item('Downloads', 'downloads.php', '', defLength, 0, 0);
//menu[5][2] = new Item('Support', 'support1.php', '', defLength, 0, 0);

menu[6] = new Array();
menu[6][0] = new Menu(true, '', 81, 0, 80, defOver, defBack, 'itemBorder', 'itemText');


// *** OPTIONAL CODE FROM HERE DOWN ***

// These two lines handle the window resize bug in NS4. See <body onResize="...">.
// I recommend you leave this here as otherwise when you resize NS4's width menus are hidden.

var popOldWidth = window.innerWidth;
nsResizeHandler = new Function('if (popOldWidth != window.innerWidth) location.reload()');


// This is a quick snippet that captures all clicks on the document and hides the menus
// every time you click. Use if you want.

if (isNS4) document.captureEvents(Event.CLICK);
document.onclick = clickHandle;

function clickHandle(evt)
{
 if (isNS4) document.routeEvent(evt);
 hideAllBut(0);
}


// This is just the moving command for the example.

function moveRoot()
{
 with(menu[0][0].ref) left = ((parseInt(left) < 100) ? 100 : 5);
}
//  End -->