var wd = window.document;

function sweep(oid, str)
	{
		if(wd.getElementById(oid).value == str)
			{
				wd.getElementById(oid).value = '';
			}
	}
	
function show_detail(oid)
	{
		wd.getElementById(oid).style.display = 'block';
	}

sfHover = function() 
	{
		var sfEls = wd.getElementById("menu").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);