function browserIsIE () {
	if (document.all)
		return true;
	else
		return false;
}

function MM_preloadImages() {
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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

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

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

function MM_swapStyle() {
  var i,j=0,x,a=MM_swapStyle.arguments;
  document.MM_ss = new Array;
  for (i=0; i<(a.length-2); i+=3)
	if ((x=MM_findObj(a[i]))!=null) {
		document.MM_ss[j++] = x;
		if (!x.oSrc)
			x.oclassName = x.className;
		x.className=a[i+2];
	}
}

function MM_swapStyleRestore() {
  var i,x,a=document.MM_ss;
  for(i=0;a&&i<a.length&&(x=a[i])&&x.oclassName;i++)
  x.className=x.oclassName;
}

function MM_swapBackground() {
  var i,j=0,x,a=MM_swapBackground.arguments;
  document.MM_sr=new Array;
  for (i=0; i<(a.length-2); i+=3)
	if ((x=MM_findObj(a[i]))!=null) {
		document.MM_sr[j++] = x;
		if (!x.oSrc) {
			x.oBackground = x.style.backgroundImage;
		}
		x.style.backgroundImage = 'url(' + a[i+2] + ')';
	}
 }


function MM_swapBackgroundRestore() {
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oBackground;i++) x.style.backgroundImage=x.oBackground;
}

function MM_openBrWindow(theURL,winName,features) {
  return (window.open(theURL,winName,features));
}

function goToURL(page, target) {
	if (target == "") {
		window.location = page;
	} else {
		window.open(page);
	}
}

function MM_goToURL() { 
  var i, args=MM_goToURL.arguments;
  document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) 
	  eval(args[i]+".location='"+args[i+1]+"'");
}

function OpenWindow (strURL) {
	alto = screen.height - 300;
	ancho = screen.width - 300;
	properties = 'toolbar=0, scrollbars=1, resizable=1, top=150, left=150, height=' + alto + ', width=' + ancho;
	var myWindow = window.open (strURL, null, properties);
}