/*  sonofsuckerfish.js  */

sfHover = function() {
	var sfEls = document.getElementById("tdr_nav_list").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

/* Show/Hide */

 function hide(id) {
    if (document.getElementById){
      obj = document.getElementById(id);
      if (obj.style.display == ""){
        obj.style.display = "none";
	                        }
                               }
                } 

  function show(id) {
    if (document.getElementById){
      obj = document.getElementById(id);
      if (obj.style.display == "none")
	  {obj.style.display = "";}
	  else
	   if (obj.style.display == ""){
        obj.style.display = "none";
	                        }
                               }
                }