// JavaScript Document
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];}
}
//morphology opening script
morphologyWindow=new Object;
morphologyWindow.closed=true;
function open_morphology(theURL) {
	var urlLength = theURL.length;
	var urlEnd = 14;
	//length of 'morphology.htm'
	var insertIndex = urlLength-urlEnd;
	var firstPart = theURL.substring(0, insertIndex);
	var newURL = firstPart+"morphology/morphology.html";
	if (morphologyWindow.closed == true) {
		morphologyWindow = window.open(newURL, "morphologyWindow", "width=700,height=525,scrollbars=no");
	} else {
		morphologyWindow.focus();
	}
}

/*the new version of firefox (vs 3.0.1) needs different padding and height on the page tabs
if (navigator.userAgent.toLowerCase().indexOf('firefox/3.0.1')!=-1){
document.write ("<style type='text/css'>ul#pageTabs {padding-bottom:33px;} ul#pageTabs li { height:30px;}</style>");
}*/
//document.write (navigator.userAgent.toLowerCase());
if (navigator.userAgent.toLowerCase().indexOf('firefox/')!=-1) {
          var agentStr = navigator.userAgent.toLowerCase();
          var versionStr = agentStr.substr(agentStr.indexOf('firefox/') + 8);
          //document.write ("<br>" + versionStr);
          var versionArray = versionStr.split(".");
          var versionNum = versionArray[0];
          for (i=1; i<versionArray.length; i++){
          versionNum += versionArray[i];
          }
         //document.write ("<br>" + versionNum);
          if (versionNum > 300)
           document.write ("<style type='text/css'>ul#pageTabs {padding-bottom:33px;} ul#pageTabs li { height:30px;}</style>");
}