/* Edited to keep parents highlighted when mouseover on a single-level dropdown */

sfHover = function() {
	var sfEls = document.getElementById("suckerfish2").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"), "");
		}
	}
	
	/* keeps parent element highlighted when mouseover on a child UL. only works for single-level */	
	var sfUls = document.getElementById("suckerfish2").getElementsByTagName("UL");
	for (var i=0; i<sfUls.length; i++) {
		if ( sfUls[i].id != 'suckerfish2' ) {
			sfUls[i].onmouseover=function() {
				this.parentNode.className += " childhover";
			}
			sfUls[i].onmouseout=function() {
				this.parentNode.className = this.parentNode.className.replace(/ childhover/g, '');
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


function show_(e_id){ 
	document.getElementById(e_id).style.display='block'; 
	document.getElementById(e_id).style.visibility='visible'; 
}
function hide_(e_id){ 
	document.getElementById(e_id).style.display='none';
	document.getElementById(e_id).style.visibility='hidden'; 
}

function emptyfield(name){
	if(document.getElementById(name)){
		document.getElementById(name).value = '';
	}
}