// funcion ventanas popup

function imgflot(url, scroll) {
	var iMyWidth;
	var iMyHeight;
	iMyWidth = (window.screen.width/2) - (270); 
	iMyHeight = (window.screen.height/2) - (200);
	var win = window.open(url, "nueva", "width=200,height=200,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",channelmode=0,dependent=0,directories=0,fullscreen=0,location=0,menubar=0,resizable=0,scrollbars=" + scroll + ",status=1,toolbar=0,");
	win.focus();
}


//funciones de imagen

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_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 && document.getElementById) x=document.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];}
}



// elefante aleatorio

var theImages = new Array()

theImages[0] = 'gr/elef_01.jpg'
theImages[1] = 'gr/elef_02.jpg'
theImages[2] = 'gr/elef_03.jpg'
theImages[3] = 'gr/elef_04.jpg'
theImages[4] = 'gr/elef_05.jpg'
theImages[5] = 'gr/elef_06.jpg'

var j = 0
var p = theImages.length;

var preBuffer = new Array()
for (i = 0; i < p; i++){
   preBuffer[i] = new Image()
   preBuffer[i].src = theImages[i]
}

var whichImage = Math.round(Math.random()*(p-1));
function showImage(){
document.write('<img src="'+theImages[whichImage]+'">');
}