framename="Main";
 frameset="index.htm";

 function FrameCheck() 
 {
  if(!eval("parent."+framename)) { location.replace(frameset+"?"+location.href); }
 }

function LoadFrame() 
{
  var URL=location.search;
  if(URL) 
  {
    frame=eval("frames."+framename);
		frame.location.replace(URL.substring(1,URL.length));
  } 
}