var itemID = 0;
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 mIn(menuNum, itemNum) {
clearTimeout(popTimer);
mHide(menuNum);
litNow = getTree(menuNum, itemNum);
changeCol(litNow, true);
targetNum = menu[menuNum][itemNum].target;
if (targetNum > 0) {
with (menu[targetNum][0].ref) {
left = parseInt(menu[targetNum][0].x);
top = parseInt(menu[targetNum][0].y);
visibility = 'visible';
      }
   }
}
function mOut(menuNum, itemNum) {
if ((menuNum == 0) && !menu[menuNum][itemNum].target)
mHide(0)
else
popTimer = setTimeout('mHide(0)', 500);
}

function getTree(menuNum, itemNum) {

itemArray = new Array(menu.length);

while(1) {
itemArray[menuNum] = itemNum;
if (menuNum == 0 || !menu[menuNum]) 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 mHide(menuNum) {
var keepMenus = getTree(menuNum, 1);
for (count = 0; count < menu.length; count++)
if (!keepMenus[count] && menu[count][0].ref)
	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 m(currMenu) {
    if (!isDOM && !isIE4 && !isNS4) return;
    with (menu[currMenu][0]) {
        var str = '', itemX = 0, itemY = 0;

        for (currItem = 1; currItem < menu[currMenu].length; currItem++) with (menu[currMenu][currItem]) {
            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: '+(currMenu==0 ? 'visible;' : '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="mIn(' + currMenu + ',' + currItem + ')" onMouseOut="mOut(' + 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="' + 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||isIE4) {
            document.write('<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];
        }
    }
}


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);
 mHide(0);
}


useMenu = false;