var LFJS_BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{	// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 	// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
LFJS_BrowserDetect.init();



function LFJS_getContentSize()
{
  var nWidth = 0, nHeight = 0;
  
  if (typeof(window.innerWidth) == "number")
  {
    //Non-IE
    nWidth = window.innerWidth;
    nHeight = window.innerHeight;
  } 
  else if (document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight))
  {
    //IE 6+ in 'standards compliant mode'
    nWidth = document.documentElement.clientWidth;
    nHeight = document.documentElement.clientHeight;
  }
  else if (document.body && (document.body.clientWidth || document.body.clientHeight))
  {
    //IE 4 compatible
    nWidth = document.body.clientWidth;
    nHeight = document.body.clientHeight;
  }
  
  return [nWidth, nHeight];
}

function LFJS_getScrollXY() {
  var nXOffset = 0, nYOffset = 0;
  
  if (typeof(window.pageYOffset) == 'number')
  {
    //Netscape compliant
    nYOffset = window.pageYOffset;
    nXOffset = window.pageXOffset;
  } 
  else if (document.body && ( document.body.scrollLeft || document.body.scrollTop))
  {
    //DOM compliant
    nYOffset = document.body.scrollTop;
    nXOffset = document.body.scrollLeft;
  }
  else if (document.documentElement && (document.documentElement.scrollLeft || document.documentElement.scrollTop))
  {
    //IE6 standards compliant mode
    nYOffset = document.documentElement.scrollTop;
    nXOffset = document.documentElement.scrollLeft;
  }
  return [nXOffset, nYOffset];
}

function LFJS_getScrollXYForPos()
{
  if (LFJS_BrowserDetect.browser == "Explorer" && LFJS_BrowserDetect.version < 8)
    return LFJS_getScrollXY();
  else
    return [0, 0];
}

function LFJS_getScrollSize() {
  var nWidth = 0, nHeight = 0;

  nWidth = document.all ? Math.max(Math.max(document.documentElement.offsetWidth, document.documentElement.scrollWidth), document.body.scrollWidth) : (document.body ? document.body.scrollWidth : ((document.documentElement.scrollWidth != 0) ? document.documentElement.scrollWidth : 0));
  nHeight = document.all ? Math.max(Math.max(document.documentElement.offsetHeight, document.documentElement.scrollHeight), Math.max(document.body.offsetHeight, document.body.scrollHeight)) : (document.body ? document.body.scrollHeight : ((document.documentElement.scrollHeight != 0) ? document.documentElement.scrollHeight : 0));

  return [nWidth, nHeight];
}

function LFJS_showLoading()
{
  var objContainer = document.getElementById("LFJS_idContainer");
  if (objContainer.disabled)
    return;
  
  objContainer.disabled = true;

  var arrSize = LFJS_getContentSize();
  var arrOffset = LFJS_getScrollXY();

  var nX = 0, nY = 0;
  var nWidth = arrSize[0], nHeight = arrSize[1];
  var nXOffset = arrOffset[0], nYOffset = arrOffset[1];

  nX = (nWidth / 2) + nXOffset;
  nY = (nHeight / 2) + nYOffset;

  var objLoading = document.getElementById("LFJS_idLoadingFrame");
  arrSize = LFJS_getScrollSize();
  nWidth = arrSize[0], nHeight = arrSize[1];
  objLoading.style.left = "0px";
  objLoading.style.top = "0px";
  objLoading.style.width = nWidth + "px";
  objLoading.style.height = nHeight + "px";
  objLoading.style.display = "block";

  var objLoadingImg = document.getElementById("LFJS_idLoadingImg");
  //objLoadingImg.style.left = (nX - 21) + "px";
  //objLoadingImg.style.top = (nY - 5) + "px";
  objLoadingImg.style.left = (nX - 80) + "px";
  objLoadingImg.style.top = (nY - 30) + "px";
  objLoadingImg.style.display = "block";
}

function LFJS_hideLoading()
{
  var objContainer = document.getElementById("LFJS_idContainer");
  if (!objContainer.disabled)
    return;

  document.getElementById("LFJS_idLoadingImg").style.display = "none";
  document.getElementById("LFJS_idLoadingFrame").style.display = "none";
  objContainer.disabled = false;
}

// IE 8 doesn't work with - window.setTimeout("LFJS_hideMsg('" + idMsg + "');", 4000);
var m_gMsgID = "";
function LFJS_showMsg(idMsg)
{
  m_gMsgID = idMsg;
  document.getElementById(idMsg).style.display = "block";
  window.setTimeout("LFJS_hideMsg();", 6000);
}

function LFJS_hideMsg()
{
  document.getElementById(m_gMsgID).style.display = "none";
}

function LFJS_Cancel(szURL)
{
  window.location.href = szURL;
  return false;
}

function LFJS_confirmDel(szItemName)
{
  return window.confirm("Are you sure you want to delete " + szItemName + "?");
}