/*
 *  DHTML
 *
 *  Roberto Pérez Guzmán
 *  gedas Mexico
 *
 *
 *
 *
 *  DEPENDENCIAS
 *    Ninguna
 */
 
function formatStyle( theStyle ){
  return "<style>" + theStyle+  " </style>"  
}
 
function MM_showHideLayers() { //v3.0
  var i
  var p
  var v
  var obj
  var args = MM_showHideLayers.arguments;
  
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}


function MM_findObj(id, d) { //v4.0
  var p;
  var i;
  var ref;  

	if(!d){
		d=document;
	}
	
	if( ( p = id.indexOf("?") )>0 && parent.frames.length ) {
		d = parent.frames[id.substring(p+1)].document;
		id = id.substring(0,p);
	}

	if( !( ref=d[id] ) && d.all ){
		ref=d.all[id];
	}

	for( i=0;!ref&&i<d.forms.length;i++){
		ref=d.forms[i][id];
	}

	for( i=0;!ref&&d.layers&&i<d.layers.length;i++){
		ref=MM_findObj(id,d.layers[i].document);
	}

	if(!ref && document.getElementById){
		ref=document.getElementById(id); 
	}

	return ref;
}