// JavaScript Document
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

// mostrar y/o ocultar capas
function MM_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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,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; }
}
// ventanas

function Ventanas(img, ancho, alto){
  derecha=(screen.width-ancho)/2;
  arriba=(screen.height-alto)/2;

string="toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width="+ancho+",height="+alto+",left="+derecha+",top="+arriba+"";
  fin=window.open(img,"",string);
}


function AbrirVentana(pVentana,Nombre,Ancho,Alto,Left,Top,Scroll,Resize,Tool,Status,Menu,Location){
var Ventana;
var Opciones;
	if((Ancho > screen.width) || (Ancho == 0)){
		Ancho = screen.width - 2;
	}
	if((Alto > screen.height) || (Alto == 0)){
		Alto = screen.height - 2;
	}
	if(Left == 0){
		Left	= ((screen.width - Ancho)/2);
	}
	if(Top == 0){
		Top			= ((screen.height - Alto)/2);
	}
	Opciones	= 'width='+Ancho+',height='+Alto+',top='+Top+',left='+Left+',toolbar='+Tool+',scrollbars='+Scroll+',location='+Location+',statusbar='+Status+',menubar='+Menu+',resizable='+Resize;

	Ventana	= window.open(pVentana,Nombre,Opciones);
	Ventana.focus();
}