// JavaScript Document
var scrollPos = 15;
var scrolling = false;
var scrollrepeat;

function scroller (direction) {

  if (direction == 'up' && scrollPos < 15)
    scrollPos = scrollPos + 40;
  else if (direction == 'down' && scrollPos > -(getDivHeight('bio') - 422))
    scrollPos = scrollPos - 40;

  document.getElementById('bio').style.top = scrollPos + 'px';
  
  scrollrepeat = setTimeout('scroller("' + direction +'")', 100);


}
 

function startScroll (direction) {
  scroller(direction);
}

function stopScroll () {
  clearTimeout(scrollrepeat);
}


function getDivHeight(element) {
  
	var x = document.getElementById(element);

	if (window.getComputedStyle)
		divHeight = window.getComputedStyle(x,null).getPropertyValue('height');
	else divHeight = ie_scroll;
 
   divHeight =eval(divHeight.substring(0,divHeight.indexOf("p")));

      return divHeight;
 }

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 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];}
}