function openWindow(URL){
aWindow = window.open(URL,"popup","width=350,height=300,toolbar=no,directories=no,status=no,scrollbars=no,resize=no,menubar=no,screenX=100,screenY=500,left=400,right=0,top=500");
}

function openWindow_callme(URL){
aWindow = window.open(URL,"callme","width=350,height=350,toolbar=no,directories=no,status=no,scrollbars=no,resize=no,menubar=no,screenX=100,screenY=100,left=100,right=0,top=100");
}