var x
var isNav = (navigator.appName.indexOf("Netscape")!=-1);
var isIE = (navigator.appName.indexOf("Microsoft")!=-1);

menuOn="no"

blank_top=-100
blank_left=-100

function swapMenu(menu, topPos, leftPos, menuBGCol, menuBorderCol){
	if (menuOn=="no") openMenu(menu, topPos, leftPos, menuBGCol, menuBorderCol)
	else openMenu("blank", blank_top, blank_left, '#FFFFFF', '#FFFFFF')
}

function openMenu(menu, topPos, leftPos, menuBGCol, menuBorderCol){
	menuOn="yes";

	newline="</center></td></tr><tr><td><center>";

ugrad='<table border=1 width=160 bgcolor=' + menuBGCol + ' bordercolor=' + 		menuBorderCol + ' cellpadding="0" ' +
	'cellspacing="0""><tr><td><center>' +
	'<a href="/Dept/Ugrad/program.htm" onMouseOver="clearTimeout(x)" ' +
	'onMouseOut="closeMenu()">Program of Study</a>' +
	newline + '<a href="/Dept/Ugrad/admReq.htm" onMouseOver="clearTimeout(x)" '+
		'onMouseOut="closeMenu()">Admissions</a>'+
	newline + '<a href="/Dept/Ugrad/Prospect/career.htm" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Career</a>' +
	newline + '<a href="/Dept/Ugrad/Scholarship/" onMouseOver="clearTimeout(x)" ' + 
		'onMouseOut="closeMenu()">Scholarship</a>' +
	newline + '<a href="/Dept/SCEC/Project/Internship/" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Summer Internship</a>' +
	newline + '<a href="/staso/" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Student Association</a>' +
	'</center></td></tr></table>';

pgrad='<table border=1 width=120 bgcolor=' + menuBGCol +
	' bordercolor=' + menuBorderCol + ' cellpadding="0" ' +
	'cellspacing="0"><tr><td><center>' +
	'<a href="/Dept/PostG/postg.htm" onMouseOver="clearTimeout(x)" '+
		'onMouseOut="closeMenu()">Program</a>' +
	newline + '<a href="/Dept/PostG/admReq_sta.htm" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Admissions</a>' +
	'</center></td></tr></table>';

ppl='<table border=1 width=295 bgcolor=' + menuBGCol +
	' bordercolor=' + menuBorderCol + ' cellpadding="0" ' +
	'cellspacing="0"><tr><td><center>' +
	'<a href="/Dept/People/fac.htm" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Faculty Members</a>' +
	newline + '<a href="/Dept/People/support.htm" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Supporting/Technical Staff</a>' +
	newline + '<a href="/Dept/People/ta.htm" onMouseOver="clearTimeout(x)" '+ 
		'onMouseOut="closeMenu()">Research/Teaching Assistants</a>' +
	newline + '<a href="/Dept/People/visitor.htm" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Acadmic Visitors/Post Doctoral Fellows</a>' +
	'</center></td></tr></table>';

stu='<table border=1 width=150 bgcolor=' + menuBGCol +
	' bordercolor=' + menuBorderCol + ' cellpadding="0" ' +
	'cellspacing="0"><tr><td><center>' +
	'<a href="/Dept/Ugrad/fosStudy.htm" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Study Schemes</a>' +
	newline + '<a href="/Dept/Ugrad/cosDes.htm" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Course Description</a>' +
	newline + '<a href="/courses/info.html" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Lecture and<br>Tutorial Timetable</a>' +
	newline + '<a href="/student/info/jobs/index.asp" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Career Information</a>' +
	newline + '<a href="/Dept/SCEC/Project/Internship/" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Summer Internship</a>' +
	newline + '<a href="/Dept/Ugrad/Scholarship/" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Scholarship</a>' +
	newline + '<a href="/staso/" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Student Association</a>' +
	newline + '<a href="/Dept/announce.htm" onMouseOver="clearTimeout(x)" ' +
		'onMouseOut="closeMenu()">Announcement</a>' +
	'</center></td></tr></table>';

	if (menu=="undergraduate") text=ugrad
	if (menu=="postgraduate") text=pgrad
	if (menu=="people") text=ppl
	if (menu=="student") text=stu
	if (menu=="blank") text="&nbsp;", menuOn="no"

	if (isNav) {
		document.list.document.write(text)
		document.list.document.close()
		document.list.left=leftPos
		document.list.top=topPos
	}

	if (isIE) {
		list.style.pixelLeft=leftPos
		list.style.pixelTop=topPos
		list.innerHTML=text
	}
}  //End openMenu()

function closeMenu() {
	x=setTimeout("openMenu('blank', blank_top, blank_left, '#FFFFFF', '#FFFFFF')", 800);
} //End closeMenu