function showOpenComputers() {
	var openComputers = new Window({className: "mac_os_x", url:"http://subjectguides.stthomas.edu/tools/computers.php", width:300, height:400, zIndex: 100, resizable: true, title: "Find Open Library Computers", showEffect:Effect.BlindDown, hideEffect: Effect.SwitchOff, draggable:true, wiredDrag: true, destroyOnClose: true }) 
//	setAjaxContent("computers.php", options, showCentered, showModal)
//	openComputers.getContent().innerHTML= labComputers;
	openComputers.setStatusBar("Open"); 
	openComputers.showCenter();
}
function showOpenComputersWin() {
//openCenteredWindow("computers.php");
openCenteredWindow("http://subjectguides.stthomas.edu/tools/computers.php");
// mywindow = window.open ("computers.php", "opencomp","location=0,status=0,scrollbars=1, width=300,height=450");

}
function openCenteredWindow(url) {
    var width = 300;
    var height = 450;
    var left = parseInt((screen.availWidth/2) - (width/2));
    var top = parseInt((screen.availHeight/2) - (height/2));
    var windowFeatures = "width=" + width + ",height=" + height + ",toolbar=no,directories=no,menubar=no,location=no,status=no,scrollbars=yes,resizable=1,left=" + left + ",top=" + top + "screenX=" + left + ",screenY=" + top;
    myWindow = window.open(url, "subWind", windowFeatures);
	myWindow.focus();
}