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_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_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];}
}
function alterStyle(nav){
	document.getElementById(nav).style.textDecoration = "underline";
}
function returnStyle(nav){
	document.getElementById(nav).style.textDecoration = "none";
}
function newWindow(page, height, width, scrolls) 
{
	var x = (640 - width)/2;
	var y = (480 - height)/2;
	if (screen)
	{
		y = (screen.availHeight - height)/2;
		x = (screen.availWidth - width)/2;
	}
	var features =
        'width='	+ width +
        ',height='	+ height +
        ',screenX='	+ x +
        ',screenY='	+ y +
        ',left='	+ x +
        ',top='		+ y +
		',scrollbars='	+ scrolls +
        ',resizable= 1'	
	popupWindow = window.open(page, 'popupWindow', features);
	popupWindow.focus();
}