function printDate () {
var date=document.lastModified;
var month=date.substring(0,date.indexOf('/'));
var day=date.substring(date.indexOf('/')+1,date.lastIndexOf('/'));
var year=date.substring(date.lastIndexOf('/')+1,date.indexOf(' '));
var months = new Array ("January", "February", "March", "April", "May", "June", "July",
						"August", "September", "October", "November", "December");
						
document.writeln(day  + " " + months[parseFloat(month)-1] + " " + year);
} // end printDate

function printAuthor () {

var author = document.getElementById("author").content;
var email = document.getElementById("DC.creator").content;

document.writeln("<a href=\"mailto:" + email + "\">" + author + "</a>");


} //end printAuthor


function WM_toggle(id){
	
	var arrowLoc = id + "-arrow";
	
    if(document.getElementById(id).style.display == 'none'){
      document.getElementById(id).style.display = 'block';
	  document.getElementById(arrowLoc).src = "http://fennerschool.anu.edu.au/images/nav_menu/dirGreyRot.gif";

    } else {
      document.getElementById(id).style.display = 'none';
	  document.getElementById(arrowLoc).src = "http://fennerschool.anu.edu.au/images/nav_menu/dirGrey.gif";
    }
} // end WM_toggle


function setMenuDot () {

// define variables to contain names of submenus
	var lsm="links-sm";
	var lecsm="lectures-sm";
	var anu="anu-sm";
	
	
	
	var keys = new Object();


	
// keys for pages in the "links" folder	
	keys["links"]=lsm;
	keys["archival"]=lsm;

// keys for pages in the "lectures" folder	
	keys["home"]=lecsm;
	keys["SRES1001"]=lecsm;
	keys["SRES3028"]=lecsm;
	keys["SRES2004"]=lecsm;
	keys["SRES3013"]=lecsm;
keys["special"]=lecsm;

// key for Associated ANU web sites menu
	keys["anu"]=anu;


	var reqURI = String(document.location);	
	
	var iterKey;
	var folderStr;
	var iterMatch;
	
// set default values to use if we don't find a match
	var subMenu="lectures-sm";
	var key="home";
	
	for (iterKey in keys) {
	
		folderStr= "/" +iterKey + "/";
		iterMatch = reqURI.lastIndexOf(folderStr);
	
		if (iterMatch > -1) {
			
// match found, so overwrite

			subMenu=keys[iterKey];
			key=iterKey;
						
		} // end if

	} // end for

	
		
	var currentDot = String(document.getElementById(key).src);

	document.getElementById(key).src = "http://fennerschool.anu.edu.au/images/nav_menu/dotRed.gif";

	WM_toggle(subMenu);

} // end setMenuDot