function openTour(theURL,winName,features) {
popup = window.open(theURL,winName,features);
popup.moveTo((screen.width-320)/2,(screen.height-240)/2);
}

function openCoup(theURL,winName,features) {
popup = window.open(theURL,winName,features);
popup.moveTo((screen.width-390)/2,(screen.height-275)/2);
}

function openCopy(theURL,winName,features) {
popup = window.open(theURL,winName,features);
popup.moveTo((screen.width-280)/2,(screen.height-330)/2);
}