/***********************************************
* Floating Top Bar script- © Dynamic Drive (www.dynamicdrive.com)
* Sliding routine by Roy Whittle (http://www.javascript-fx.com/)
* This notice must stay intact for legal use.
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

var persistclose=0; //set to 0 or 1. 1 means once the bar is manually closed, it will remain closed for browser session
var startX = 5; //set x offset of bar in pixels
var startY = 5; //set y offset of bar in pixels
var verticalpos="fromtop"; //enter "fromtop" or "frombottom"



function iecompattest(){
	return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}



// ADDED: I think this will return either the left or top of an element
function getposOffset(what, offsettype){
	return (what.offsetParent)? what[offsettype]+getposOffset(what.offsetParent, offsettype) : what[offsettype]
}
// END ADD


function get_cookie(Name) {
	var search = Name + "=";
	var returnvalue = "";;

	if (document.cookie.length > 0) {
		offset = document.cookie.indexOf(search)
		if (offset != -1) {
			offset += search.length
			end = document.cookie.indexOf(";", offset);
			if (end == -1) end = document.cookie.length;
			returnvalue=unescape(document.cookie.substring(offset, end))
		}
	}
	return returnvalue;
}



function closebar(){
	if (persistclose)
		document.cookie="remainclosed=1";
	document.getElementById("topbar").style.visibility="hidden";
}



function staticbar(){
	barheight=document.getElementById("topbar").offsetHeight

	var ns = (navigator.appName.indexOf("Netscape") != -1) || window.opera;
	var d = document;
	
	function ml(id){
		var el=d.getElementById(id);

		if (!persistclose || persistclose && get_cookie("remainclosed")=="")
			el.style.visibility="visible"
			
		if(d.layers)el.style=el;
			el.sP=function(x,y){this.style.left=x+"px";this.style.top=y+"px";};
		
		el.x = startX;
		
		if (verticalpos=="fromtop")
			el.y = startY;
		else{
			el.y = ns ? pageYOffset + innerHeight : iecompattest().scrollTop + iecompattest().clientHeight;
			el.y -= startY;
		}
		return el;
	}
	
	window.stayTopLeft=function(){
	
		if (verticalpos=="fromtop"){
			var pY = ns ? pageYOffset : iecompattest().scrollTop;
			ftlObj.y += (pY + startY - ftlObj.y)/8;
		}
		else { //frombottom
			var pY = ns ? pageYOffset + innerHeight - barheight: iecompattest().scrollTop + iecompattest().clientHeight - barheight;
			ftlObj.y += (pY - startY - ftlObj.y)/8;
		}
		
		//ADDED: This code will make sure the object stays aligned with the righthand column
		var rightcol = document.getElementById("rightcolumn");
		var curX = getposOffset(rightcol, "offsetLeft");
		ftlObj.x = curX;
		//END ADD
		
		ftlObj.sP(ftlObj.x, ftlObj.y);
		setTimeout("stayTopLeft()", 10);
	}
	
	ftlObj = ml("topbar");
	stayTopLeft();
}

if (window.addEventListener)
	window.addEventListener("load", staticbar, false)
else if (window.attachEvent)
	window.attachEvent("onload", staticbar)
else if (document.getElementById)
	window.onload=staticbar