// JanB 2001-2002.
var w=window; 
var d=w.document;
var nav=navigator.appName.indexOf("Microsoft");
var referrer=top.document.referrer
var D=new Date(); 
var Exp=new Date(); 
Ta=(D.getYear()<1900)?1903:3;
Exp.setYear(D.getYear()+Ta);
var mUp = new Image();
var mDown = new Image();

mUp.src = "images/menuarrowup.gif";
mDown.src = "images/menuarrowdown.gif";

function changeArrow(mImg) {
	var lImg = document.getElementById(mImg);
	if (document.images && lImg) {
		if (lImg.src == mUp.src)
			lImg.src = mDown.src;
		else
			lImg.src = mUp.src;
	}		
}

function STBinit() {
	STBs=new String();
	STBs=cookie_("PopupMin");
	Ta=new Array(); 
	if(STBs!=null){
		Ta=STBs.split("&");
	}
	STBa=new Array(); 
	for(x in Ta){ 	
		Tb=new Array();
		Tb=Ta[x].split(":");
		STBa[Tb[0]]=Tb[1];
	}
}

function SetC(n,mImg){ 
	if(typeof(STBa)!="object") 
		STBinit(); 
	d.write((STBa[n]==0 || STBa[n]==null)?"<tr id=\""+n+"\" style=\"display:none\">":"<tr id=\""+n+"\">"); 
}

function STB(n,mImg){
	var lImg = document.getElementById(mImg);
	STBs=new String();
	STBa[n]=(STBa[n]==1)?0:1;
	Exp=new Date(); 
	Ta=1; 
	Ta+=(D.getYear()<1900)?1900:0; 
	Exp.setYear(D.getYear()+Ta);
	for(id in STBa){
		STBs+=(STBa[id]==1)?"&"+id+":1":"";
	}
	d.cookie="PopupMin="+escape(STBs.substr(1))+"; expires="+Exp.toGMTString();
	if(nav>=0){
		Ta=eval(n).style.display;
 		switch(Ta) {
  			case "block": 
			eval(n).style.display = "none"; 
			break;
  		case "": 
			eval(n).style.display = "none"; 
			break;
  		default : 
			eval(n).style.display = "block"; 
		}
	}
	else{
		d.location.reload();
	}
	
	if (document.images) {
		if (eval(n).style.display == "block")
			lImg.src = mDown.src;
		else
			lImg.src = mUp.src;
	}		
}

function cookie_(n){
	Ta=d.cookie.indexOf(n+"=");
	Tb=Ta+n.length+1;
	if((Ta==-1)||((!Ta) && (n != d.cookie.substring(0,n.length)))) 
		return null;
	Tc=d.cookie.indexOf(";",Tb);
	if(Tc==-1)
		Tc=d.cookie.length;
	return unescape(d.cookie.substring(Tb,Tc));
}

function cookie_s(n,v,e,r){ 
	d.cookie=escape(n)+"="+escape(v)+"; expires="+e.toGMTString(); 
	if(r)
	d.location.reload(); 
}