
<!--
  function qna_loadcss(cssfile) {
     a = document.createElement('link');
     a.setAttribute('rel','stylesheet');
     a.setAttribute('type','text/css');
     a.setAttribute('href','./'+cssfile+'.css');
     a.setAttribute('media','screen, projection');
     a.setAttribute('title','Dynamic CSS');
     document.getElementsByTagName('head')[0].appendChild(a); 
  }
  
  function qna_show(arr_dynboxes, i, j) {
    /* show j elements from array with element names(div id) starting with element number i */
    // check plausability
    if ( 1 > arr_dynboxes.length || 0 > i || 0 > j || i+j > arr_dynboxes.length) {
      return false;
    }
/*
    var s = '';
		for (m=0; m < arr_dynboxes.length; ++m) {
     s += m+':\t'+arr_dynboxes[m]+'\n';
    }
    alert(s);
// */
    if (document.getElementById) {
  		for (m = 0; m < arr_dynboxes.length; ++m) {
        var id = ''+arr_dynboxes[m];
        var b = document.getElementById(id);
        if ((m >= i) && (m < i+j)) {
//          alert(m+':\t'+id+' - '+b);
          b.style.display = "block";
          b.style.visibility = "visible";
        } else {
          b.style.display = "none";        
          b.style.visibility = "hidden";
        }
      }
      
    }
  }
  

  function qna_callAnchor() {
     if (location.hash) {
		   if(0 < adyb.length)
		    qna_show(adyb, 1, adyb.length-1);
		 }
	} 
// -->