var myWin;
myWin = "";
function popWinOpen(zURL,zWidth,zHeight) {
var popFeatures = "width=" + zWidth + ",height=" + zHeight + 

",toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=0,resizable=0,screenX=350,screenY=250,left=350,top=250,";
myWin = window.open(zURL,'myWin',popFeatures);
myWin.focus();
}

function popWinClose() {
// this will close the same 'myWin' popup that we opened
myWin = window.open('','myWin','');
myWin.close();
}

function pushURL(myURL) {
// this will load a new URL into the 'myWin' popup that we opened, or open a new 'myWin'
if ((!myWin.closed && myWin.location)) {
myWin.location = myURL;
} else {
var popFeatures = "width=460, height=400, toolbar=0, location=0, directories=0, status=0, menuBar=0, scrollBars=0, resizable=0,screenX=350,screenY=250,left=350,top=250,";
myWin = window.open(myURL,'myWin',popFeatures); 
}

myWin.focus();
}

function newWindow(course) {
    courseWindow = window.open(course, "courseWin", "width=400,height=260,screenX=50,screenY=50,left=50,top=50,scrollbars=no, resizeable=no")
    courseWindow.focus()
}

function newWindow2(course) {
    courseWindow = window.open(course, "courseWin", "width=400,height=360,screenX=50,screenY=50,left=50,top=50,scrollbars=no, resizeable=no")
    courseWindow.focus()
}

function newWindow3(course) {
    courseWindow = window.open(course, "courseWin", "width=400,height=450,screenX=50,screenY=50,left=50,top=50,scrollbars=no, resizeable=no")
    courseWindow.focus()
}

function newWindow4(course) {
    courseWindow = window.open(course, "courseWin", "width=400,height=550,screenX=50,screenY=50,left=50,top=50,scrollbars=no, resizeable=no")
    courseWindow.focus()
}

function newWindow5(info) {
   infoWindow = window.open(info, "infoWin", "width=400,height=675,screenX=50,screenY=20,left=50,top=20,scrollbars=yes")
    infoWindow.focus()
}