var curriculumWindow = '';

function openCurriculum(e) {
  if (!curriculumWindow.closed && curriculumWindow.location) {
    curriculumWindow.location.href = "/user/default_page";
	} else {
	//  curriculumWindow = window.open("/user/default_page", "ATSTAR_Curriculum", "location=no,directories=no,menubar=no,scrollbars=yes,toolbar=no");
	 curriculumWindow = window.open("/user/default_page", "ATSTAR_Curriculum", "location=0,resizable=1,directories=0,menubar=0,scrollbars=1,toolbar=0");

	  if (!curriculumWindow.opener) 	curriculumWindow.opener = self;
  }
  if (e.preventDefault)
    e.preventDefault(); // DOM Level 2
  else
    e.returnValue = false;  // IE
  if (window.focus) { curriculumWindow.focus(); }
	return false;
}

function closeCurriculum(e) {
  if (!e) var e = window.event;
  if (!self.opener || self.opener.closed) {
    if (curriculumWindow && !curriculumWindow.closed && curriculumWindow.location) {
      curriculumWindow.close();
      curriculumWindow = '';
    }
  } else {
    self.opener.location.href = e.target.href;
    self.opener.focus();
    self.close();
  }
  e.returnValue = false;

  return false;
}

function mainOnly(e) {
  if (!e) var e = window.event;

  if(!self.opener || self.opener.closed) {
    if (e.target)
      self.location.href = e.target.href;
    else if (e.srcElement)
      self.location.href = e.srcElement.href;
  } else {
    if (e.target)
      self.opener.location.href = e.target.href;
    else if (e.srcElement)
      self.opener.location.href = e.srcElement.href;

    //self.opener.location.href = e.target.href;
    self.opener.focus();
    self.close();
  }
  if (e.stopPropagation)
    e.stopPropagation();  // DOM Level 2
  else
    e.cancelBubble = true;  // IE

  if (e.preventDefault)
    e.preventDefault(); // DOM Level 2
  else
    e.returnValue = false;  // IE

  return false;
}

function instrumentAnchors() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   instrumentLink(anchor);
   instrumentEffect(anchor);
 }
}

/* Styleswitcher functions */

function fontsizeup() {
  active = getActiveStyleSheet();
  switch (active) {
    case 'A--' :
      setActiveStyleSheet('A-');
      break;
    case 'A-' :
      setActiveStyleSheet('A');
      break;
    case 'A' :
      setActiveStyleSheet('A+');
      break;
    case 'A+' :
      setActiveStyleSheet('A++');
      break;
    case 'A++' :
      break;
    default :
      setActiveStyleSheet('A');
      break;
  }
}

function fontsizedown() {
  active = getActiveStyleSheet();
  switch (active) {
    case 'A++' :
      setActiveStyleSheet('A+');
      break;
    case 'A+' :
      setActiveStyleSheet('A');
      break;
    case 'A' :
      setActiveStyleSheet('A-');
      break;
    case 'A-' :
      setActiveStyleSheet('A--');
      break;
    case 'A--' :
       break;
    default :
      setActiveStyleSheet('A--');
      break;
  }
}

function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  return ('A');
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

/* End Styleswitcher */


var origOpener;
var origName;

function testOpener(strName){
  // if the opener reference is lost, close this window
  try {
	  if (!opener || (opener.name != strName && !opener.closed)) {
	    self.focus();
	    alert("You have closed or left the main AIMSTAR window\nThis window will now close.");
		  self.close();
	  } else {
		  openerWatch();
	  }
  } catch (e) {
    self.focus();
	  alert("You have closed or left the main AIMSTAR window\nThis window will now close.");
    self.close();
  }
}// end testOpener

function openerWatch() {
  // watch for changes in the opener.name
  setTimeout('testOpener(origName)',2000);
} //end OpenerWatch

function startOpenerWatch() {
    if (self.opener) {
      origOpener = self.opener;
      if (origOpener) origName = origOpener.name;
      openerWatch();
    }
}

function atstarVideo (path, width, height) {
  document.write('<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab" width="' + width + '" height="' + height + '">');
  document.write('<param name="qtsrc" value="' + path + '"/>');
  document.write('<param name="controller" value="true"/>');
  document.write('<param name="autoplay" value="false"/>');
  document.write('<object type="video/quicktime" data="' + path + '" width="' + width + '" height="' + height + '" class="mov">');
  document.write('<param name="autoplay" value="false"/>');
  document.write('<param name="controller" value="true"/>');
  document.write('</object></object>');
}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
  instrumentAnchors();
  setTimeout('startOpenerWatch()',1000);
  if (!self.name) self.name = "AIMSTAR Main";
  if (self && self.name == "") self.name = "AIMSTAR Main";
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
  if (curriculumWindow && !curriculumWindow.closed && curriculumWindow.location) {
  }
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
if (title == 'null') {
  title = getPreferredStyleSheet();
}

setActiveStyleSheet(title);