function openWindow(url) {
  popupWin = window.open(url,'new_page','width=400,height=400,scrollbars=yes');
}
function openWindow2(url) {
  popupWin = window.open(url,'new_page','width=400,height=460,scrollbars=yes');
}
function openWindow3(url) {
  popupWin = window.open(url,'new_page','width=400,height=450,scrollbars=yes');
}
function openWindow4(url) {
  popupWin = window.open(url,'new_page','width=400,height=525,scrollbars=yes');
}
function openWindowX(url,ysize,xsize) {
  popupWin = window.open(url,'new_page','width='+ysize+',height='+xsize+',scrollbars=yes');
}