function swapImgRestore() { //v3.0
  var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function 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=findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function swapImage() { //v3.0
  var i,j=0,x,a=swapImage.arguments; document.sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=findObj(a[i]))!=null){document.sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function swapTable(t){
	tab = buscarObjeto(t);
	if (tab.style)
		tab = tab.style;

	if (tab.display == 'block') {
			tab.display = 'none';
	} else {
		tab.display = 'block';
	}
}

function swapTableCerrar(t){
	tab = buscarObjeto(t);
	if (tab.style)
		tab = tab.style;

	if (tab.display == 'block') {
		tab.display = 'none';
	} 
}

function buscarObjeto(nombre){
	if (document.layers) {
		obj = document.layers[nombre];
	} else if (document.all) {
		obj = document.all[nombre];
	} else if (document.getElementById) {
		obj = document.getElementById(nombre);
	}
	return obj;
}