/**
*
*  AJAX IFRAME METHOD (AIM)
*  http://www.webtoolkit.info/
*
**/

AIM = {
  
  frame : function(c) {
    var n = 'f' + Math.floor(Math.random() * 99999);
    var d = document.createElement('DIV');
    d.innerHTML = '<iframe style="display:none" src="about:blank" id="'+n+'" name="'+n+'" onload="AIM.loaded(\''+n+'\')"></iframe>';
    document.body.appendChild(d);
    
    var i = document.getElementById(n);
    
    if (c && typeof(c.onComplete) == 'function') {
      i.onComplete = c.onComplete;
    }
    
    return n;
  }, form : function(f, name) {
    f.setAttribute('target', name);
  }, submit : function(f, c) {
    AIM.form(f, AIM.frame(c));
    if (c && typeof(c.onStart) == 'function') {
      return c.onStart();
    } else {
      return true;
    }
  }, loaded : function(id) {
    var i = document.getElementById(id);
    
    if (i.contentDocument) {
      var d = i.contentDocument;
    } else if (i.contentWindow) {
      var d = i.contentWindow.document;
    } else {
      var d = window.frames[id].document;
    }
    
    if (d.location.href == "about:blank") {
      return;
    }
    
    if (typeof(i.onComplete) == 'function') {
      i.onComplete(d.body.innerHTML);
      document.getElementById('buttonFile').disabled = true;
    }
  }
}