/**
 * 受験ボタン設置ページ用JavaScript
 *
 * @author Takeyoshi Tanaka <t-tanaka@e-coms.co.jp>
 * @since  2008/01/15
 */

function getScreenAvailWIDTH(){
  if(!!window.screen)
    return screen.availWidth - 9
    else
    return null
}

function getScreenAvailHEIGHT(){
  if(!!window.screen)
    return screen.availHeight - 29
    else
    return null
}

function openCBTWindow(a_loginUserId_i, a_examId_i,a_demoFlg_b)
{
  var ratioX, ratioY, ratio;
  var winsizeW  = getScreenAvailWIDTH();
  var winsizeH  = getScreenAvailHEIGHT();
  ratioX = winsizeW / 795;
  ratioY = winsizeH / 550;
  if (ratioX < ratioY) {
    ratio = ratioX;
  } else {
    ratio = ratioY;
  }
  winsizeW = Math.round(795 * ratio);
  winsizeH = Math.round(550 * ratio);
  window.open('/exam/engine/preload.php?loginUserId='+a_loginUserId_i+'&exam_id='+a_examId_i+'&demo_flg='+a_demoFlg_b,'cbt','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,left=0,top=0,width='+winsizeW+',height='+winsizeH)
}