function popUpCenteredWindow() {
 var iMyWidth;
 var iMyHeight;
 //gets top and left positions based on user's resolution so hint window is centered.
 iMyWidth = (window.screen.width/2) - (200 + 10); //half the screen width minus half the new window width (plus 5 pixel borders).
 iMyHeight = (window.screen.height/2) - (150 + 50); //half the screen height minus half the new window height (plus title and status bars).
 var win2 = window.open("special-menu.html","Window2","status=no,height=200,width=400,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no");
 win2.focus();
}

function popUpCenteredWindow2() {
 var iMyWidth;
 var iMyHeight;
 //gets top and left positions based on user's resolution so hint window is centered.
 iMyWidth = (window.screen.width/2) - (200 + 10); //half the screen width minus half the new window width (plus 5 pixel borders).
 iMyHeight = (window.screen.height/2) - (150 + 50); //half the screen height minus half the new window height (plus title and status bars).
 var win2 = window.open("specials-board.html","Window2","status=no,height=400,width=400,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=yes");
 win2.focus();
}