<!--
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function preloadImages() {
	if (document.images) {
		logo = newImage('images/logo_small.gif');
		idx_on=newImage('images/nav/nav_on_00.gif');		
		idx_off=newImage('images/nav/nav_off_00.gif');		
		svc_on=newImage('images/nav/nav_on_01.gif');		
		svc_off=newImage('images/nav/nav_off_01.gif');		
		abt_on=newImage('images/nav/nav_on_02.gif');		
		abt_off=newImage('images/nav/nav_off_02.gif');		
		ctc_on=newImage('images/nav/nav_on_03.gif');		
		ctc_off=newImage('images/nav/nav_off_03.gif');
	}
}

function filter(imagename,objectsrc){
	if (document.images) {
		document.images[imagename].src=eval(objectsrc+".src");
	}
}

function nav(){
	var i,a=nav.arguments;
	if (document.images){
	  for(i=0;i<(a.length);i+=2)
	    document.images[a[i]].src=eval(a[i+1]+".src");
	  }
}

function Locate_Obj(n, d) {
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=Locate_Obj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function BX_Layers() {
  var i,p,v,obj,args=BX_Layers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=Locate_Obj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

//-->