onLoad = popupWin() ;

function popupWin() {
setTimeout('windowProp()', 4000); 		// delay 4 seconds before opening
}
function windowProp() {
newWindow = window.open('promoad.htm','newWin','width=188,height=292,screenX=' + (window.screen.availWidth-660) + ',screenY=10,left=' + (window.screen.availWidth-660) + ',top=10,directories=no,location=no,menubar=no,resizable,status=no,toolbar=no,history=no,scrollbars=no');
setTimeout('closeWin(newWindow)', 8000);	// delay 8 seconds before closing
}
function closeWin(newWindow) {
newWindow.close();				// close small window and depart
}