var currentLayer;

function openLayer( name, top, left, height, width )
{
   currentLayer = name;
   
   if( navigator.family == 'nn4' )
      htmlString = "<LAYER id=" + name + " top=" + top + " left=" + left + " height=" + height + " width=" + width + ">";
   else
      htmlString = "<DIV id=" + name + " style='position:absolute;top:" + top + ";left:" + left + ";height:" + height + ";width:" + width + ";'>";
      
   document.write( htmlString );
}

function closeLayer()
{
   if( navigator.family == 'nn4' )
      eval("document."+ currentLayer +".document.write('</LAYER>')");
   else
      document.write( "</DIV>" );
      
   document.write( "</LAYER>" );
}