//-------------------------------------------------------------------------------
// Begin event handlers
//-------------------------------------------------------------------------------
function pageLoad() {
}

function insertNavBar() {
	if (document.location.href.indexOf("http") >= 0) {
		document.getElementById("_nav").style.width = 122;
		document.write("<img src=\"blank.gif\" height=\"45\" width=\"1\" /><br />");
		insertGoogleBlock();
	}
}

//-------------------------------------------------------------------------------
// End event handlers
//-------------------------------------------------------------------------------



//-------------------------------------------------------------------------------
// Begin table sorting functions
//-------------------------------------------------------------------------------
var dom = (document.getElementsByTagName) ? true : false;
var ie5 = (document.getElementsByTagName && document.all) ? true : false;
var arrowUp, arrowDown;

if (ie5 || dom)
	initSortTable();

function initSortTable() {
	arrowUp = document.createElement("SPAN");
	var tn = document.createTextNode("5");
	arrowUp.appendChild(tn);
	arrowUp.className = "symbol";

	arrowDown = document.createElement("SPAN");
	var tn = document.createTextNode("6");
	arrowDown.appendChild(tn);
	arrowDown.className = "symbol";
}

function sortTable(tableNode, nCol, bDesc, sType) {
	var tBody = tableNode.tBodies[0];
	var trs = tBody.rows;
	var trl= trs.length;
	var a = new Array();
	
	for (var i = 0; i < trl; i++) {
		a[i] = trs[i];
	}
	
	var start = new Date;
	window.status = "Sorting data...";
	a.sort(compareByColumn(nCol,bDesc,sType));
	window.status = "Sorting data done";
	
	var altRow = false;
	var altRowStyle = "tdAltColor";
	for (var i = 0; i < trl; i++) {
		tBody.appendChild(a[i]);
		a[i].className = ((altRow == true) ? altRowStyle : "");
		altRow = !altRow;
		
		window.status = "Updating row " + (i + 1) + " of " + trl +
						" (Time spent: " + (new Date - start) + "ms)";
	}

	if (typeof tableNode.onsort == "string") {
		tableNode.onsort = new Function("", tableNode.onsort);
	}
	if (typeof tableNode.onsort == "function") {
		tableNode.onsort();
	}
}

function CaseInsensitiveString(s) {
	return String(s).toUpperCase();
}

function parseDate(s) {
	return Date.parse(s.replace(/\-/g, '/'));
}

function toNumber(s) {
    return Number(s.replace(/[^0-9\.]/g, ""));
}

function compareByColumn(nCol, bDescending, sType) {
	var c = nCol;
	var d = bDescending;
	
	var fTypeCast = String;
	var sTypeLower = (sType != null) ? sType.toLowerCase() : "caseinsensitivestring";
	
	if (sTypeLower == "number") {
		fTypeCast = toNumber;
	} else if (sTypeLower == "date") {
		fTypeCast = parseDate;
	}	else if (sTypeLower == "caseinsensitivestring") {
		fTypeCast = CaseInsensitiveString;
	}

	return function (n1, n2) {
		if (fTypeCast(getInnerText(n1.cells[c])) < fTypeCast(getInnerText(n2.cells[c]))) {
			return d ? -1 : +1;
		}
		if (fTypeCast(getInnerText(n1.cells[c])) > fTypeCast(getInnerText(n2.cells[c]))) {
			return d ? +1 : -1;
		}
		return 0;
	};
}

function sortColumnWithHold(e) {
	// find table element
	var el = ie5 ? e.srcElement : e.target;
	var table = getParent(el, "TABLE");
	
	var oldCursor = table.style.cursor;
	var oldClick = table.onclick;
	
	table.style.cursor = "wait";
	table.onclick = null;
	
	// the event object is destroyed after this thread but we only need
	// the srcElement and/or the target
	var fakeEvent = {srcElement : e.srcElement, target : e.target};
	
	// call sortColumn in a new thread to allow the ui thread to be updated
	// with the cursor/onclick
	window.setTimeout(function () {
		sortColumn(fakeEvent);
		table.style.cursor = oldCursor;
		table.onclick = oldClick;
	}, 100);
}

function sortColumn(e) {
	var tmp = e.target ? e.target : e.srcElement;
	var tHeadParent = getParent(tmp, "THEAD");
	var el = getParent(tmp, "TD");

	if (tHeadParent == null) {
		return;
	}
		
	if (el != null) {
		var p = el.parentNode;
		var i;

		// typecast to Boolean
		el._descending = !Boolean(el._descending);

		if (tHeadParent.arrow != null) {
			if (tHeadParent.arrow.parentNode != el) {
				tHeadParent.arrow.parentNode._descending = null;	//reset sort order		
			}
			tHeadParent.arrow.parentNode.removeChild(tHeadParent.arrow);
		}

		if (el._descending) {
			tHeadParent.arrow = arrowUp.cloneNode(true);
		}	else {
			tHeadParent.arrow = arrowDown.cloneNode(true);
		}

		el.appendChild(tHeadParent.arrow);


		var cells = p.cells;
		var l = cells.length;
		for (i = 0; i < l; i++) {
			if (cells[i] == el) break;
		}

		var table = getParent(el, "TABLE");
		
		sortTable(table,i,el._descending, el.getAttribute("type"));
	}
}


function getInnerText(el) {
	if (ie5) {
		return el.innerText;
	}
	
	var str = "";
	
	var cs = el.childNodes;
	var l = cs.length;
	for (var i = 0; i < l; i++) {
		switch (cs[i].nodeType) {
			case 1: //ELEMENT_NODE
				str += getInnerText(cs[i]);
				break;
			case 3:	//TEXT_NODE
				str += cs[i].nodeValue;
				break;
		}
		
	}
	
	return str;
}

function getParent(el, pTagName) {
	if (el == null) {
		return null;
	}	else if (el.nodeType == 1 && el.tagName.toLowerCase() == pTagName.toLowerCase()) {
		return el;
	}	else {
		return getParent(el.parentNode, pTagName);
	}
}

//-------------------------------------------------------------------------------
// End table sorting functions
//-------------------------------------------------------------------------------

//-------------------------------------------------------------------------------
// Begin google functions
//-------------------------------------------------------------------------------

function insertGoogleBlock() {
	document.write("<script language=\"javascript\">"
	+ "google_ad_client = \"pub-2182584096338230\";"
	+ "google_ad_width = 120;"
	+ "google_ad_height = 600;"
	+ "google_ad_format = \"120x600_as\";"
	+ "google_ad_type = \"text_image\";"
	+ "google_ad_channel = \"7138210217\";"
	+ "google_color_border = \"CCCCCC\";"
	+ "google_color_bg = \"FFFFFF\";"
	+ "google_color_link = \"000000\";"
	+ "google_color_url = \"666666\";"
	+ "google_color_text = \"333333\";"
	+ "google_alternate_ad_url = \"http://www.certes.net/AuctionIntelligence/Server/ads/banneradspage.aspx\";"
	+ "</script>");
	document.write("<script type=\"text/javascript\"	src=\"http://pagead2.googlesyndication.com/pagead/show_ads.js\"></script>");
}

//-------------------------------------------------------------------------------
// End google functions
//-------------------------------------------------------------------------------