// JavaScript Document
var fix='0', preFix='0';

function FR_findObj(n, d) { //v4.01
  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=FR_findObj(n,d.layers[i].document);
  if (!x && d.getElementById) x=d.getElementById(n); 
  return x;
}

function FR_colorImg(num) {
  var x, l;
  if (((x=FR_findObj('frImg'+num))!=null) && (fix!=num))
	x.src = 'img/foto_right_'+num+'_1.png';
  if (((l=FR_findObj('fr'+num))!=null) && (fix!=num)) 
	l.style.zIndex += 3;
}

function FR_bwImg(num) {
  var x, l;
  if (((x=FR_findObj('frImg'+num))!=null) && (fix!=num)) 
	x.src = 'img/foto_right_'+num+'_0.png';
  if (((l=FR_findObj('fr'+num))!=null) && (fix!=num)) 
	l.style.zIndex -= 3;
}

function FR_fixImg(num) {
  var x, l;
  // old
  if ((l=FR_findObj('fr'+preFix))!=null)
	l.style.zIndex -= 6;
  if ((x=FR_findObj('frImg'+preFix))!=null)  
	x.src = 'img/foto_right_'+preFix+'_0.png';
  preFix=num;
  // new
  if ((l=FR_findObj('fr'+num))!=null)
	l.style.zIndex += 3;
  fix=num;
}