function toggle_popup(uid){
	
  //Get the unique ID
  obj = document.getElementById(uid).style;
  obj.display = (obj.display == 'block') ? 'none' : 'block';

	var y=0;
	if (self.pageYOffset) // all except Explorer
	{
		y = self.pageYOffset;
	}
	else if (document.documentElement && document.documentElement.scrollTop)
		// Explorer 6 Strict
	{
		y = document.documentElement.scrollTop;
	}
	else if (document.body) // all other Explorers
	{
		y = document.body.clientHeight;
	}
	
	if (window.pageYOffset)
	{
		y = window.pageYOffset;
	}

	var offsetstr = y.toString() + 'px';
	
	
  //Set the position of the top.
  //obj.top = offsetstr;

}