/* 
* date: 2002-01-23 
* info: http://inspire.server101.com/js/xc/ 
*/ 

var xcNode = []; 

function xcSet(m, c)
{ 
  if (document.getElementById && document.createElement)
  { 
    m = document.getElementById(m).getElementsByTagName('ul'); 
    var d, p, x, h, i, j; 
    for (i = 0; i < m.length; i++)
    { 
      if (d = m[i].getAttribute('id'))
      { 
        xcCtrl(d, c, 'x', '[+]', 'Show', m[i].getAttribute('title')+' (expand menu)'); 
        x = xcCtrl(d, c, 'c', '[-]', 'Hide', m[i].getAttribute('title')+' (collapse menu)'); 
        p = m[i].parentNode; 
        if (h = !p.className)
        { 
          j = 2; 
          while ((h = !(d == arguments[j])) && (j++ < arguments.length)); 
            if (h)
            { 
              m[i].style.display = 'none'; 
              x = xcNode[d+'x']; 
            } 
        } 
        p.className = c; 
        p.insertBefore(x, p.firstChild); 
     } 
    } 
  }
} 


function xcShow(m)
{ 
  xcXC(m, 'block', m+'c', m+'x'); 
} 


function xcHide(m)
{
  xcXC(m, 'none', m+'x', m+'c'); 
}


function xcXC(e, d, s, h)
{
  e = document.getElementById(e); 
  e.style.display = d; 
  e.parentNode.replaceChild(xcNode[s], xcNode[h]); 
  xcNode[s].firstChild.focus(); 
} 


function xcCtrl(m, c, s, v, f, t) 
{ 
  var a = document.createElement('a'); 
  a.setAttribute('href', 'javascript:xc'+f+'(\''+m+'\');'); 
  a.setAttribute('title', t); 
  a.appendChild(document.createTextNode(v)); 

  var d = document.createElement('div'); 
  d.className = c+s; 
  d.appendChild(a); 

  return xcNode[m+s] = d; 
}