var defOver = '#FF0000', defBack = '#00309C', defOverMenu= '#DFDFDF', defbackMenu = '#EFEFEF', value_x= 300, value_y=70;




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);
}
var popTimer = 0;
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) {

itemArray = new Array(menu.length);

while(1) {
itemArray[menuNum] = itemNum;
if (menuNum == 0) return itemArray;
itemNum = menu[menuNum][0].parentItem;
menuNum = menu[menuNum][0].parentMenu;
   }
}


function changeCol(changeArray, isOver) {
for (menuCount = 0; menuCount < changeArray.length; menuCount++) {
if (changeArray[menuCount]) {
newCol = isOver ? menu[menuCount][0].overCol : menu[menuCount][0].backCol;
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);
}



function Menu(isVert, popInd, x, y, width, overCol, backCol, borderClass, textClass) {
this.isVert = isVert;
this.popInd = popInd
this.x = x;
this.y = y;
this.width = width;
this.overCol = overCol;
this.backCol = backCol;
this.borderClass = borderClass;
this.textClass = textClass;
this.parentMenu = null;
this.parentItem = null;
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;
this.ref = null;
}

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

for (currMenu = 0; currMenu < menu.length; currMenu++) with (menu[currMenu][0]) {
var str = '', itemX = 0, itemY = 0;

for (currItem = 1; currItem < menu[currMenu].length; currItem++) with (menu[currMenu][currItem]) {
var itemID = 'menu' + currMenu + 'item' + currItem;

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 + '" ';

str += 'onMouseOver="popOver(' + currMenu + ',' + currItem + ')" onMouseOut="popOut(' + currMenu + ',' + currItem + ')">';


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) {

menu[target][0].parentMenu = currMenu;
menu[target][0].parentItem = currItem;

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');
}

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 defLength = 25;

menu[0] = new Array();
menu[0][0] = new Menu(false, '', value_x, value_y, 25, defOverMenu, defbackMenu, '', 'crazyText');
//menu[0][1] = new Item('       Portfolio', '#', '_self', 100, 10, 1);
menu[0][1] = new Item('       Products', 'portfolio.htm', '_parent', 100, 10, 1);
menu[0][2] = new Item('       Training', '#', '_self', 100, 10, 2);
menu[0][3] = new Item('       Services', '#', '_self', 100, 10, 3);
menu[0][4] = new Item('       About us', '#', '_self', 100, 10, 4);

//Portfolio
menu[1] = new Array();
menu[1][0] = new Menu(true, '>', 0, 27, 140, defOver, defBack, 'itemBorder', 'itemText');
//menu[1][1] = new Item('Overseas Products', 'overseas_product.htm', '_parent', defLength, 0, 0);
//menu[1][2] = new Item('Local Products', 'local_produc.htm', '_parent', defLength, 0, 0);
//menu[1][3] = new Item('Upcoming Products', 'upcoming_product.htm', '_parent', defLength, 0, 0);//0=4 for submenu

// Training menu.
menu[2] = new Array();
menu[2][0] = new Menu(true, '>', 0, 27, 140, defOver, defBack, 'itemBorder', 'itemText');
menu[2][1] = new Item('In-house Training', 'training_in-house_training.htm', '_parent', defLength, 0, 0);
menu[2][2] = new Item('Advance Training', 'training_advance_training.htm', '_parent', defLength, 0, 0);
menu[2][3] = new Item('Training Offered', 'training_training_offered.htm', '_parent', defLength, 0, 0);
//menu[2][4] = new Item('VUE Testing Center', 'training_vue_testing_center.htm', '_parent', defLength, 0, 0);


// Services menu
menu[3] = new Array();
menu[3][0] = new Menu(true, '<', 0, 27, 135, defOver, defBack, 'itemBorder', 'itemText');
menu[3][1] = new Item('Custom Software', 'services_custom_software.htm', '_parent', defLength, 0, 0);
menu[3][2] = new Item('Business Application', 'services_business_application.htm', '_parent', defLength, 0, 0);
menu[3][3] = new Item('MIS Solution', 'services_mis_solution.htm', '_parent', defLength, 0, 0);
menu[3][4] = new Item('IT Consultancy', 'services_it_consultancy.htm', '_parent', defLength, 0, 0);
menu[3][5] = new Item('Networking', 'services_networking.htm', '_parent', defLength, 0, 0);
menu[3][6] = new Item('Web Application', 'services_web_application.htm', '_parent', defLength, 0, 0);
menu[3][7] = new Item('E-Commerce Solution', 'services_e-commerce_solution.htm', '_parent', defLength, 0, 0);



// About us menu.
menu[4] = new Array();
menu[4][0] = new Menu(true, '>', 0, 27, 110, defOver, defBack, 'itemBorder', 'itemText');
menu[4][1] = new Item('Corporate Profile', 'about_us_datasoft.htm', '_parent', defLength, 0, 0);
menu[4][2] = new Item('Vision & Mission', 'about_us_vision&mission.htm', '_parent', defLength, 0, 0);
menu[4][3] = new Item('Management', 'about_us_management.htm', '_parent', defLength, 0, 0);
menu[4][4] = new Item('Skill Matrix', 'about_us_skill_matrix.htm', '_parent', defLength, 0, 0);
menu[4][5] = new Item('Core Values', 'about_us_core_values.htm', '_parent', defLength, 0, 0);
menu[4][6] = new Item('Who We Serve', 'about_us_who_we_serve.htm', '_parent', defLength, 0, 0);
menu[4][7] = new Item('Why DataSoft', 'about_us_why_datasoft.htm', '_parent', defLength, 0, 0);
menu[4][8] = new Item('History', 'about_us_history.htm', '_parent', defLength, 0, 0);
menu[4][9] = new Item('Quality Policy', 'about_us_quality_policy.htm', '_parent', defLength, 0, 0);
menu[4][10] = new Item('Mail Check', 'http://webmail.datasoft-bd.com', '_new', defLength, 0, 0);
menu[4][11] = new Item('Contact Us', 'about_us_contact_us.htm', '_parent', defLength, 0, 0);


// Reopen menu
//menu[4] = new Array();
// This is across but not down... a horizontal popout (with crazy stylesheets :)...
//menu[4][0] = new Menu(true, '>', 85, 0, 120, '#333366', '#666699', 'crazyBorder', 'crazyText');
// These items are lengthier than normal, and have extra spacing due to the fancy borders.
//menu[4][1] = new Item('Recent Doc 1:<br>Schedule', '#', '', 36, 4, 0);
//menu[4][2] = new Item('Recent Doc 2:<br>Plan', '#', '', 36, 7, 0);
//menu[4][3] = new Item('Etc. etc...', '#', '', defLength, 0, 0);


menu[5] = new Array();
// Leftwards popout with a negative x and y relative to its trigger.
menu[5][0] = new Menu(true, '>', -85, -17, 80, defOver, defBack, 'itemBorder', 'itemText');
menu[5][1] = new Item('Leftwards!<br>And up!', '#', '', 40, 0, 0);






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



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

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



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