<!--

var DHTML = (document.getElementById || document.all || document.layers);

function getObj(name) {
  if (document.getElementById) {
  	return document.getElementById(name);
  }
  else if (document.all) {
	return document.all[name];
  }
  else if (document.layers) {
   	return document.layers[name];
  }
}

function show(name) {
    if (!DHTML) return;
    var myAgent   = navigator.userAgent.toLowerCase();
    var myVersion = parseInt(navigator.appVersion);
    var is_ie   = ((myAgent.indexOf("msie") != -1)  && (myAgent.indexOf("opera") == -1));

    d = getObj(name + "_block");
    if (d) {
        tag = d.tagName.toUpperCase();
        if (tag == 'TABLE') {
            if (is_ie)
                tag = 'inline';
            else
                tag = 'block';
        }
        else 
            tag = 'block';
        d.style.display = d.style.display == 'none' ? tag : 'none';
    }
    c = getObj(name + '_collapse');
    if (c) {
        if (d.style.display == 'none')
            c.src = c.src.replace(/minus/, 'plus');
        else
            c.src = c.src.replace(/plus/, 'minus');
    }
    expires = new Date();
    if (!d || d.style.display != "none") {
        expires.setTime(expires.getTime() - 1);
        document.cookie = name + "_block=; path =/; expires=" + expires.toGMTString();
    }
    else {
        expires.setTime(expires.getTime() + 31536000000);
        document.cookie = name + "_block=" + d.style.display + "; path =/; expires=" + expires.toGMTString();
    }
} 
  
//-->