isIE=document.all;
isNN=!document.all&&document.getElementById;
isN4=document.layers;


function txtshow(e)
   {
    el = isIE ? document.all.Captcha : document.getElementById( 'Captcha' );

    var cleft = 0;
    var ctop = 0;
    if (el.offsetParent)
       while ( 1 )
	  {
	    cleft+=el.offsetLeft;
	    ctop+=el.offsetTop;

	    if (el.offsetParent)
	       break;
	   
	    el = el.offsetParent
	  }
      else if ( el.x)
       {
	 cleft+=el.x;
	 ctop+=el.y;
       }


    el = isIE ? document.all.SecTxt : document.getElementById( 'SecTxt' );
    el.style.top=(ctop-200) + 'px';
    el.style.left=(cleft+20) + 'px';

    if ( isIE || isNN ) 
       {
	el.style.display='block';
	el.style.visibility='visible';
       }
    if ( isN4 )
	document.SecTxt.visibility='show';
   }

function txthide()
   {
    el1 = isIE ?document.all.SecTxt : document.getElementById( 'SecTxt' );
    if ( isIE || isNN )	el1.style.display = 'none';
    else if ( isN4 ) document.SecTxt.visibility='hide';
   }