function topnavrolover(button,state) {
	if (state == 1 && button.src.indexOf("-over") < 1) {
		button.src = button.src.replace(".gif","-over.gif");
	} else if (state == 0 && button.src.indexOf("-over") > 1) {
		button.src = button.src.replace("-over","");
		}
	}

function getunicode(e){
	var unicode=e.keyCode? e.keyCode : e.charCode
	return(unicode);
	}

function newImage(arg) {
	if (document.images) {
		var rslt = new Image();
		rslt.src = arg;
		return rslt;
		}
	}

/*pre-load top-nav images*/
img1 = newImage("/images/Contact-Us-topnav-over.gif");
img2 = newImage("/images/Concerts-topnav-over.gif");
img3 = newImage("/images/Memorabilia-topnav-over.gif");
img4 = newImage("/images/Crawdaddy-topnav-over.gif");
img5 = newImage("/images/Mojam-topnav-over.gif");

function validateForm() {
	var isValid;
	isValid =  validateField("sendmail_email") && validateField("sendmail_message");
	//alert(isValid);
	if (!isValid)	{
		alert('Please enter both your e-mail address and a message for customer service.');
		}
	return isValid;
	}

function validateField(id) {
	var field;
	field = document.getElementById(id)
	if (field != null) {
		if(field.value.length > 0 ) {
			return true;
		} else {
			return false;
			}
	} else {
		return false;
		}
	}
	
function descramble(mixedup) {
	var newstring = mixedup.replace("NOSPAM","@");
	newstring = newstring.replace("SPAMNO",".");
	document.write("<a href=\"mailto:"+newstring+"\">"+newstring+"</a>");
}

function mojamsubmission() {
    var url = "http://www.mojam.com/concerts/search?search=1";
    if (document.getElementById("citykey").checked == 'true') $url += "&key=city";
    else if (document.getElementById("venuekey").checked == 'true') $url += "&key=venue";
    else url += "&key=performer";
    url += "&value=" + escape(document.getElementById("searchtext").value);
    document.getElementById("searchtext").value = "loading..."
    location.href = url;
}