function checkFrame() 
{
   if (self.parent.frames.length == 0)
   {
      self.parent.location.replace("index.htm")
   }
}

function MM_preloadImages() 
{ //v2.0
  if (document.images) 
  {
    var imgFiles = MM_preloadImages.arguments;
    if (document.preloadArray == null) document.preloadArray = new 
															Array();
    var i = document.preloadArray.length;
    with (document) for (var j = 0; j < imgFiles.length; j ++) 
	if (imgFiles[j].charAt(0) != "#")
	{
      preloadArray[i] = new Image;
      preloadArray[i++].src = imgFiles[j];
  	} 
  }
}

function MM_swapImgRestore() 
{ //v2.0
  if (document.MM_swapImgData != null)
    for (var i = 0; i < (document.MM_swapImgData.length -1); i+=2)
      document.MM_swapImgData[i].src = document.MM_swapImgData[i+1];
}

function MM_swapImage() 
{ //v2.0
  var i,j = 0, objStr, obj, swapArray = new 
							Array,oldArray = document.MM_swapImgData;
  for (i = 0; i < (MM_swapImage.arguments.length-2); i+=3) 
  {
    objStr = MM_swapImage.arguments[(navigator.appName == 
												'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && 
										    document.layers == null)||
        (objStr.indexOf('document.all[')==0 && document.all   		 
														    == null ))
      objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),
                                                       objStr.length);
    obj = eval(objStr);
	
    if (obj != null) 
	{
      swapArray[j++] = obj;
      swapArray[j++] = (oldArray == null || 	
							oldArray[j-1] != obj)?obj.src:oldArray[j];
      obj.src = MM_swapImage.arguments[i+2];
  	} 
  }
  document.MM_swapImgData = swapArray; //used for restore
}