var unself;

if (_version != '1.2') {
	window.onerror = new Function("return true;");
}

var isNS 		= (navigator.appName == "Netscape");
var isMacIE 	= ((navigator.userAgent.indexOf("IE 4") > -1) && (navigator.userAgent.indexOf("Mac") > -1));
var layerRef 	= (isNS) ? "document" : "document.all";
var styleRef 	= (isNS) ? "" : ".style";
var isDynamic 	= (((document.layers && document.layers['layerTest']) || (document.all && document.all['layerTest'])) && !isMacIE);

function getXCoord(imgID) {
    if (isNS) 
    	xPos = document.images[imgID].x;
    else 
    	xPos = getIEXCoord(imgID)
    return xPos;
}

function getYCoord(imgID) {
	if (isNS) 
		yPos = document.images[imgID].y;
  	else 
  		yPos = getIEYCoord(imgID);
  	return yPos;
}

function getIEXCoord(imgElem) {
    xPos 	= eval(imgElem).offsetLeft;
    tempEl 	= eval(imgElem).offsetParent;
    
    while (tempEl != null) {
        xPos += tempEl.offsetLeft;
        tempEl = tempEl.offsetParent;
    }
    return xPos;
}

function getIEYCoord(imgElem) {
    yPos 	= eval(imgElem).offsetTop;
    tempEl 	= eval(imgElem).offsetParent;
    
    while (tempEl != null) {
        yPos += tempEl.offsetTop;
        tempEl = tempEl.offsetParent;
    }
    return yPos;
}

var activeMenu = 0;

function activateMenu(menuLayerRef, imageName, left, top) {
	var lightsout;
    if (isDynamic && activeMenu != menuLayerRef) {
        if (activeMenu) hideMenu("menu" + activeMenu); 
        menuID 		= "menu" + menuLayerRef;
        activeMenu 	= menuLayerRef;
      
        if (isNS) {
            document[menuID].left 	= getXCoord(imageName) + left;
            document[menuID].top 	= getYCoord(imageName) + top;
        } else {
            document.all[menuID].style.pixelLeft 	= getXCoord(imageName) + left;
            document.all[menuID].style.pixelTop 	= getYCoord(imageName) + top;
        }
        showMenu(menuID, left, top);
    }
}

function showMenu(layerID, left, top) {
    eval(layerRef + '["' + layerID + '"]' + 
    styleRef + '.visibility = "visible"');
}

function hideMenu(layerID) {
    eval(layerRef + '["' + layerID + '"]' + 
    styleRef + '.visibility = "hidden"');
}

// check if there's a menu active
function turnOff() {
    if (activeMenu) {
        menuID = "menu" + activeMenu;
        hideMenu(menuID);
        activeMenu = 0;
    }
}

// kills menu on clickup
function init() {
    if (isDynamic) {
        if (isNS) {
            document.captureEvents(Event.mouseup);
        }
        document.onmouseup = turnOff;
    }
}

// this function needs to be called from the sub menus DIV
function hideMe() {
    if (activeMenu) {
        menuID = "menu" + activeMenu;
        hideMenu(menuID);
        activeMenu = 0;
    }
}

// Work-around Netscape resize bug
if (isDynamic && isNS) {
    origWidth 	= innerWidth;
    origHeight 	= innerHeight;   
}
        
function reDo() {       
    if (innerWidth != origWidth || innerHeight != origHeight) {
        location.reload();
    }
}  
     
if (isDynamic && isNS) {
    onresize = reDo;
}

function timer(offon)  {
	if (offon == 0)	{
    	unself = setTimeout('turnOff()', 1200);
    }
	if (offon == 1)	{
		clearTimeout(unself);
	}
}