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.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 = 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);

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 + ')">';

str += '<table width="' + (w - 8) + '" border="0" cellspacing="0" cellpadding="0"><tr><td align="left" height="' + (h -20) + '">' + '<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';
   }
}


var menu = new Array();

var defOver = '#A4A4A4', defBack = '#C6C7C6';

// Default 'length' of menu items - item height if menu is vertical, width if horizontal.
var defLength = 17;

// Menu 0 is the special, 'root' menu from which everything else arises.
menu[0] = new Array();

menu[0][0] = new Menu(false, '', 175, 208, 6, '#A4A4A4', '#C6C7C6', '', 'itemText');

//Main Menu

menu[0][1] = new Item('  About us', 'home.htm', '_parent', 65, 20, '#');
menu[0][2] = new Item('  Products', '#', '', 60, 40, 2);
menu[0][3] = new Item('  Projects', 'projects.htm', '', 50, 40, '#');
menu[0][4] = new Item('  Clientele', 'clientele.htm', '', 65, 30, '#');
menu[0][5] = new Item('  Contact Us ', 'contactus.htm', '_parent', 85, 20, '#');
//menu[0][6] = new Item('International', '../itstudent/home.html', '_parent', 50, 30, '#');
//menu[0][7] = new Item('  Students ', '#', '', 50, 15, 0);

// Swimming Pool menu.

menu[1] = new Array();
menu[1][0] = new Menu(true, '>', 270, 0, 220, defOver, defBack, 'itemBorder', 'itemText');
menu[1][1] = new Item('Pool Construction', 'products_pool_construction.htm', '', defLength, 0, 0);
menu[1][2] = new Item('Basin Equipments', 'products_basin_equipments.htm', '', defLength, 0, 0);
menu[1][3] = new Item('Cleaning Equipments', 'products_cleaning_equipments.htm', '', defLength, 0, 0);
menu[1][4] = new Item('Competition Pool Equipments', 'competition_pools.htm', '', defLength, 0, 0);
menu[1][5] = new Item('Filtration System', 'products_filtration_system.htm', '', defLength, 0, 0);
menu[1][6] = new Item('Chemical Equipments', 'products_dosing.htm', '', defLength, 0, 0);
menu[1][7] = new Item('Electrical Items', 'products_lights.htm', '', defLength, 0, 0);
menu[1][8] = new Item('Pool Accesssories', 'products_pool_accessories.htm', '', defLength, 0, 0);
menu[1][9] = new Item('Other Products', 'products_other_products.htm', '', defLength, 0, 0);

//Products MENU

menu[2] = new Array();
menu[2][0] = new Menu(true, '>', 0, 17, 270, defOver, defBack, 'itemBorder', 'itemText');
menu[2][1] = new Item('Swimming Pool', '#', '', defLength, 0, 1);
menu[2][2] = new Item('Jacuzzi', 'jacuzzi.htm', '', defLength, 0, 0);
menu[2][3] = new Item('Steam Bath & Sauna Bath', 'sauna_steam_bath.htm', '', defLength, 0, 0);
menu[2][4] = new Item('Shower Panel', 'shower_panel.htm', '', defLength, 0, 0);
menu[2][5] = new Item('Maintainance & Management Service', 'maintenance.htm', '', defLength, 0, 0);
//menu[2][6] = new Item('International Connections', '../main/international.html', '', defLength, 0, 0);

//COLLEGES MENU

//menu[3] = new Array();
//menu[3][0] = new Menu(true, '<', 0, 17, 150, defOver, defBack, 'itemborder','itemText');
//menu[3][1] = new Item('Engineering','#', '',17 , 0, 4);
//menu[3][2] = new Item('Medical', '#', '', 17, 0, 9);
//menu[3][3] = new Item('Pharmacy', '#', '', 17, 0, 8);
//menu[3][4] = new Item('Management', '#', '', 17, 0, 5);



// Admissions menu
//menu[6] = new Array();
//menu[6][0] = new Menu(true, '<', 0, 17, 130, defOver, defBack, 'itemBorder', 'itemText');
//menu[6][1] = new Item('Rules', '#', '', defLength, 0, 0);
//menu[6][2] = new Item('Fees structure', '#', '', defLength, 0, 0);
//menu[6][3] = new Item('Admission Forms', '#', '', defLength, 0, 0);
//menu[6][4] = new Item('Eligibility', '#', '', defLength, 0, 0);


// Courses menu
//menu[7] = new Array();
//menu[7][0] = new Menu(true, '<', 0, 17, 120, defOver, defBack, 'itemBorder', 'itemText');
//menu[7][1] = new Item('About Courses', '../courses/home.html', '_parent', defLength, 0, 0);
//menu[7][2] = new Item('Undergraduate', '../courses/under.html', '', defLength, 0, 0);
//menu[7][3] = new Item('Postgraduate', '../courses/post.html', '', defLength, 0, 0);
//menu[7][4] = new Item('Autonomous', '../courses/autonomous.htm', '', defLength, 0, 0);
//menu[7][5] = new Item('Diploma', '../courses/diploma.htm', '', defLength, 0, 0);

// Engineering menu
//menu[4] = new Array();
// This is across but not down... a horizontal popout (with crazy stylesheets :)...
//menu[4][0] = new Menu(true, '>',150, 0, 150, defOver, defBack, 'crazyBorder','itemText');
// These items are lengthier than normal, and have extra spacing due to the fancy borders.
//menu[4][1] = new Item('MIT', 'http://www.mitpune.com/mit/index.html' , 'new', 18, 0, 0);
//menu[4][2] = new Item('MIT Women', '../main/wec.html' , 'middle', 18, 0, 0);
//menu[4][3] = new Item('MAE', 'http://www.mitpune.com/mae_alandi/index.html', 'new', 18, 0, 0);
//menu[4][4] = new Item('MANET', 'http://www.mitpune.com/manet/index.html', 'new', 18, 0, 0);
//menu[4][5] = new Item('SSPWP', 'http://www.mitpune.com/politechnic/index.html', 'new', 18, 0, 0);


// ENGINEERING/MANAGEMENT menu.

//menu[5] = new Array();
//menu[5][0] = new Menu(true, '>',150, 0, 110, defOver, defBack, 'itemBorder', 'itemText');
//menu[5][1] = new Item('MITSOM', 'http://www.mitsom.com', 'new', defLength, 0, 0);
//menu[5][2] = new Item('SSICS', '#', '', defLength, 0, 0);

//ENGINEERING/PHARMACY MENU

//menu[8] = new Array();
//menu[8][0] = new Menu(true, '>',150, 0, 110, defOver, defBack, 'itemBorder', 'itemText');
//menu[8][1] = new Item('MIP', 'http://www.mitpune.com/pharmacy/index.html', 'new', defLength, 0, 0);


//ENGINEERING/MEDICAL MENU
//menu[9] = new Array();
//menu[9][0] = new Menu(true, '>',150, 0, 110, defOver, defBack, 'itemBorder', 'itemText');
//menu[9][1] = new Item('MIMSR', 'http://www.mitpune.com/medical/index.html', 'new', defLength, 0,0);
//menu[9][2] = new Item('MIMER', '../main/mimer.html', '', defLength, 0, 0);


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 -->


function openwindow()
{
	window.open("newwindow.html","newwin",width=30,height=50)
	document.hostelfrm.empemail.value=parent.frames[2].location
    //newwin.newwindow.uploadurl.value=document.hostelfrm.empemail.value
	//document.fm1.empemail.value = email
    //document.fm1.action = "newwindow.asp"
	//document.fm1.submit();

}