var isIE4 = (document.all) ? true: false;
var isIE5 = (isIE4 && document.getElementById) ? true: false;
var isIE55 = (isIE5 && navigator.appVersion.indexOf("5.5") >= 0) ? true: false;
var isNS4 = (document.layers) ? true: false;
var isNS6 = (!isIE4 && document.getElementById) ? true: false;

if(isNS4)
	window.onresize = location.reload;

if(top != self && confirm('Losa frá ramma ("frame")?') == true)
	top.location.href = location.href;

var backupLayerObj = null;
var contentState = false;
var htmlMenu = new String("");
var onProp = null;
var ns4Bg = "";

if(isIE4)
	onProp = "inline";
else if(isNS6)
	onProp = "table-row";

function displayLayer(layerId, anchorObj)	{
var layerObj = getLayer(layerId);

if(isIE4 || isNS6)	{
	if(backupLayerObj != null && backupLayerObj != layerObj)
		backupLayerObj.style.display = "none";

	layerObj.style.display = (layerObj.style.display == "none") ? onProp: "none";

}
else if(isNS4)	{
	if(backupLayerObj != null && backupLayerObj != layerObj)
		backupLayerObj.visibility = "hide";

	layerObj.left = anchorObj.x + Math.round(layerObj.clip.height*(2/3));
	layerObj.top = anchorObj.y;
	layerObj.visibility = (layerObj.visibility == "hide") ? "show": "hide";

}

backupLayerObj = layerObj;

}

function createMenu(tableBg, tableBrd, tableSpace, tablePad, tableWidth)	{
	htmlMenu += '<img src="myndir/spacer.gif" height="1" width="178">';
	htmlMenu += '<table cellpadding="' + tablePad + '" cellspacing="' + tableSpace + '" border="' + tableBrd + '" bgcolor="' + tableBg + '" width="' + tableWidth + '">';
	ns4Bg = tableBg;

}

var saveId = null;

function createTopMenuItem(itemId, itemContent)	{
	htmlMenu += '<tr>';
	htmlMenu += '<td valign="top"><img src="myndir/tigull.gif" width="10" height="10"></td>';
	htmlMenu += '<td><a href="javascript:void(0);" onClick="displayLayer(\'' + itemId + '\', this);" class="leidarkerfi">' + itemContent + '</a></td>';
	htmlMenu += '</tr>';

	saveId = itemId;

}

function backLoad() {
	backupLayerObj = getLayer(backupId);

}

var backupId = null;

function createMenuItem(itemContent, objStatus)	{
	if(isIE4 || isNS6)	{
		var tempVar = (objStatus != void(0)) ? onProp: "none";

		if(tempVar != "none")	{
			backupId = saveId;
			self.onload = backLoad;

		}

		htmlMenu += '<tr id="' + saveId + '" style="display: ' + tempVar + ';">';
		htmlMenu += '<td><img src="myndir/spacer.gif"></td>';
		htmlMenu += '<td style="font-size: 10px;">' + itemContent + '</td>';
		htmlMenu += '</tr>';
	}
	else if(isNS4)	{
		htmlMenu += '<layer id="' + saveId + '" visibility="hide" bgcolor="#000000"><table cellpadding="1" cellspacing="2" border="0" width="120"><tr><td bgcolor="' + ns4Bg + '">' + itemContent + '</td></tr></table></layer>';

	}

}

function getLayer(layerId)	{
	if(isIE4)
		return document.all[layerId];
	else if(isNS6)
		return document.getElementById(layerId);
	else if(isNS4)
		return document.layers[layerId];

}

function openImgWin(imgSrc, imgWidth, imgHeight)	{
	var imgObj = new Image();
	imgObj.src = imgSrc;

	var imgWin = window.open('', 'imgWin', 'width=' + imgWidth + ' height=' + (imgHeight + 75));
	imgWin.document.open('text/html');
	imgWin.document.writeln('<html><head><title>' + imgObj.src + '</title></head><body topmargin="0" leftmargin="0" marginwidth="0" marginheight="0">');
	imgWin.document.writeln('<img src="' + imgObj.src + '">');
	imgWin.document.writeln('<p align="center"><a href="javascript:void(self.close());" style="font-family: verdana; font-size: 10pt;">Loka glugga</a></p>');
	imgWin.document.writeln('</body></html>');
	imgWin.document.close();

}
