/********************************************************************************
Copyright (C) 1999 Thomas Brattli
This script is made by and copyrighted to Thomas Brattli at www.bratta.com
Visit for more great scripts. This may be used freely as long as this msg is intact!
I will also appriciate any links you could give me.
********************************************************************************/
function checkBrowser(){
	this.ver=navigator.appVersion
	this.dom=document.getElementById?1:0
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
	this.ie4=(document.all && !this.dom)?1:0;
	this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5)
	return this
}
bw=new checkBrowser()
var lMove=10;
var lSpeed=1
var lMoveOnScroll=false
var lShow=20

var tim,ltop;

function makeMenu(obj,nest,show,move,speed){
    nest=(!nest) ? '':'document.'+nest+'.'
	this.el=bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+'document.'+obj):0;
  	this.css=bw.dom?document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+'document.'+obj):0;		
	this.x=(bw.ns4 || bw.ns5)? this.css.left:this.el.offsetLeft;
	this.y=(bw.ns4 || bw.ns5)? this.css.top:this.el.offsetTop;		
	this.state=1; this.go=0; this.min=b_min; this.show=show
	this.top=this.y; this.mout=b_mout; 
	this.width=bw.ns4?this.css.document.width:this.el.offsetWidth
	this.moveIt=b_moveIt; this.move=move; this.speed=speed
    this.obj = obj + "Object"; 	eval(this.obj + "=this")	
}

function b_moveIt(x,y){this.x=x; this.y=y; this.css.left=this.x; this.css.top=this.y}
//Menu in
function b_min(){
	if(this.x>-this.width+this.show){
		this.go=1; this.moveIt(this.x-this.move,this.y)
		setTimeout(this.obj+".min()",this.speed)
	}else{this.go=0; this.state=1}	
}
//Menu out
function b_mout(){
	if(this.x<0){
		this.go=1; this.moveIt(this.x+this.move,this.y)
		setTimeout(this.obj+".mout()",this.speed)
	}else{this.go=0; this.state=0}	
}

function moveLeftMenu(num){
	if(!oMenu[num].go){
		if(!oMenu[num].state)oMenu[num].min()	
		else oMenu[num].mout()
	}
}

function checkScrolled(){
	if(!oMenu[0].go) oMenu[0].moveIt(oMenu[0].x,eval(scrolled)+oMenu[0].top)
	
	if(bw.ns4) setTimeout('checkScrolled()',40)
}

function leftMenuInit(){
	oMenu=new Array()
	oMenu[0]=new makeMenu('divMenu0','',lShow,lMove,lSpeed) 
	oMenu[1]=new makeMenu('divMenu1','',0,30,1) //*
	scrolled=bw.ns4?"window.pageYOffset":"document.body.scrollTop"
	//Placing and showing menus
	for(i=0;i<oMenu.length;i++){
		oMenu[i].moveIt(-oMenu[i].width+oMenu[i].show,oMenu[i].y)
		oMenu[i].css.visibility='visible'
	}
	if(lMoveOnScroll) bw.ns4?checkScrolled():window.onscroll=checkScrolled;
}