function MM_preloadImages() { //v3.0
  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_swapImgRestore() { //v3.0
  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_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 writeText(txt)
{
document.getElementById("desc").innerHTML=txt
}

Image1 = new Image(423,341)
Image1.src = "images/brain/brain-full.gif"

Image2 = new Image(423,341)
Image2.src = "images/brain/brain-frontal.gif"

Image3 = new Image(423,341)
Image3.src = "images/brain/brain-cerebellum.gif" 

Image4 = new Image(423,341)
Image4.src = "images/brain/brain-temporal.gif" 

Image5 = new Image(423,341)
Image5.src = "images/brain/brain-occipital.gif" 

Image6 = new Image(423,341)
Image6.src = "images/brain/brain-parietal.gif" 

Image7 = new Image(423,341)
Image7.src = "images/brain/brain-stem.gif" 

Image9 = new Image(423,341)
Image9.src = "images/brain/brain-auditory.gif" 

Image10 = new Image(423,341)
Image10.src = "images/brain/brain-cerebral.gif" 

Image11 = new Image(423,341)
Image11.src = "images/brain/brain-broca.gif" 

Image12 = new Image(423,341)
Image12.src = "images/brain/brain-motor.gif" 


function b13() {
document.brain.src = Image13.src; return true;
}

function b12() {
document.brain.src = Image12.src; return true;
}

function b11() {
document.brain.src = Image11.src; return true;
}

function b10() {
document.brain.src = Image10.src; return true;
}

function b9() {
document.brain.src = Image9.src; return true;
}

function b8() {
document.brain.src = Image8.src; return true;
}

function b7() {
document.brain.src = Image7.src; return true;
}

function b6() {
document.brain.src = Image6.src; return true;
}

function b5() {
document.brain.src = Image5.src; return true;
}

function b4() {
document.brain.src = Image4.src; return true;
}

function b3() {
document.brain.src = Image3.src; return true;
}

function b2() {
document.brain.src = Image2.src; return true;
}

function original() {
document.brain.src = Image1.src; return true; 
}

function MM_swapImage() { //v3.0
  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];}
}