var originalDocumentWidth;
var currentPaperID = 0;

function cfd_showIpaper(paperID)
{
  cfd_showPopup('iPaper', paperID);
}

function cfd_showPopup(title, paperID)
{
  // Set current paperID
  currentPaperID = paperID;
  
  // Get source HTML structure
  var elSource = document.getElementById('popupSource' + paperID);
  var el = document.getElementById('popupMask' + paperID);
  var elContent = document.getElementById('popupContent' + paperID);
  
  // Safari?
  var isSafari = navigator.appVersion.indexOf('Safari') != -1;
  
  // Store input dimensions
  originalDocumentWidth = document.documentElement.scrollWidth;
  
  if(!isSafari)
  {
    // Copy source html into elContent
    elContent.innerHTML = elSource.innerHTML.split("<!--@Title-->").join(title);
  }
  
  // Load SWF
  var so = new SWFObject("/Admin/Public/Module/Ipaper/ipaper.swf", "ipaper", "100%", "100%", "8", "#555555");
  so.addParam("allowscriptaccess", "always");
  so.addVariable("theSettingsXmlPath", "/Files/System/Module/Ipaper/Ipapers/" + paperID + "/data.xml");
  so.write("flashContent" + paperID);
  
  if(isSafari)
  {
    // Copy source html into elContent
    elContent.innerHTML = elSource.innerHTML.split("<!--@Title-->").join(title);
  }
  
  // Set dimensions
  cfd_setPopupDimensions(el, elContent);
  
  // Set visibility
  el.style.display = '';
  elContent.style.display = '';
  
  // Detect resizes
  window.onresize = cfd_setPopupDimensions;
  window.onscroll = cfd_setPopupDimensions;
}

function cfd_setPopupDimensions(el, elContent)
{
  var elSource = document.getElementById('popupSource' + currentPaperID);
  var el = document.getElementById('popupMask' + currentPaperID);
  var elContent = document.getElementById('popupContent' + currentPaperID);
  
  // Get scroll position
  var scrollY = document.documentElement.scrollTop;
  var scrollX = document.documentElement.scrollLeft;
  
  // Get document dimensions
  var documentHeight = document.body.clientHeight > document.documentElement.clientHeight ? document.body.clientHeight : document.documentElement.clientHeight;
  var documentWidth = originalDocumentWidth < document.documentElement.scrollWidth ? originalDocumentWidth : document.documentElement.scrollWidth;
  
  // Get browser dimensions
  if(typeof(window.innerWidth) == 'number')
  {
    //Non-IE
    myInnerWidth = window.innerWidth;
    myInnerHeight = window.innerHeight;
  }
  else if(document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight))
  {
    //IE 6+ in 'standards compliant mode'
    myInnerWidth = document.documentElement.clientWidth;
    myInnerHeight = document.documentElement.clientHeight;
  }
  else if(document.body && (document.body.clientWidth || document.body.clientHeight))
  {
    //IE 4 compatible
    myInnerWidth = document.body.clientWidth;
    myInnerHeight = document.body.clientHeight;
  }
  
  //CFD-hack
    myInnerWidth = 990;
  
  if(documentWidth < myInnerWidth)
    documentWidth = myInnerWidth;
  
  // Set dimensions of background mask
  el.style.width = myInnerWidth + 'px';
  el.style.height = myInnerHeight + 'px';
  el.style.top = 0;
  el.style.left = 0;
  
  // Set dimensions of content
  height = myInnerHeight - 30;
  width = myInnerWidth - 30;
  elContent.style.width = width + 'px';
  elContent.style.height = height + 'px';
  elContent.style.top = (scrollY + myInnerHeight / 2 - height / 2 - 20 / 2) + 'px';
  elContent.style.left = (scrollX + myInnerWidth / 2 - width / 2) + 'px';
  
  // Set dimension of flash content table
  var elFlash = document.getElementById('flashContent' + currentPaperID);
  if(document.compatMode == 'BackCompat')
  {
    elFlash.style.width = '100%';
    //elFlash.style.width = '990px';
    elFlash.style.height = '100%';
  }
  else
  {
    elFlash.style.width = (width - 10) + 'px';
    //elFlash.style.width = '990px';
    elFlash.style.height = (height - 5) + 'px';
  }
}

function cfd_cancelPopup()
{
  // Hide view
  document.getElementById('popupMask' + currentPaperID).style.display = 'none';
  document.getElementById('popupContent' + currentPaperID).style.display = 'none';
  
  // Don't handle resizes
  window.onresize = null;
  window.onscroll = null;
  
  // Clear current popup
  currentPaperID = 0;
}

function cfd_ipaperClose()
{
  cfd_cancelPopup();
}

function cfd_printImg(imageID, pageID, paperID)
{
  var el = document.getElementById('ipPrintFrame' + paperID);
  el.imageToLoad = '/Files/System/Module/Ipaper/Ipapers/' + paperID + '/Pages/' + pageID + '/1.jpg';
  el.src = '/Admin/Public/Module/Ipaper/print.html?paperID=' + paperID;
}

/*  This is just a stub. Reason - the function probably called from 
    SWF but its implementation apparently has been removed.
*/
function cfd_onPaperLoad() { }