//thank you http://www.alistapart.com/
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	var len=sfEls.length;
	for (var i=0; i<len; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" over";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" over\\b"), "");	
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function removeText(elm) {
	var contents = elm.name;
	if (elm.value==contents) {
		elm.value='';
	}
	return false;
}
	
function replaceText(elm) {
	var contents = elm.name;
	if (elm.value==''){
		elm.value=contents;
	}
	return false;
}

function removeDate(elm) {
        var contents = 'mm/dd/yy';
        if (elm.value==contents) {
                elm.value='';
        }
        return false;
}

function replaceDate(elm) {
        var contents = 'mm/dd/yy';
        if (elm.value==''){
                elm.value=contents;
        }
        return false;
}

function speechBubble(id) {
	var tour = document.getElementById(id);

	if (tour.style.display == "block") {
		tour.style.display = "none";
	}
	else {
		tour.style.display = "block";
	}
}