// page functionality
function Validate(evt) {
    if (document.getElementById(varPrefix + "txtArtistName").value == "") {
        alert ("Please enter the Artist Name.");
        document.getElementById(varPrefix + "txtArtistName").focus();
        return CancelEvent(evt);
    }
    if (document.getElementById(varPrefix + "txtArtTitle").value == "") {
        alert ("Please enter the Art Title.");
        document.getElementById(varPrefix + "txtArtTitle").focus();
        return CancelEvent(evt);
    }
    if (document.getElementById(varPrefix + "txtYearCreated").value == "") {
        alert ("Please enter the Year Created.");
        document.getElementById(varPrefix + "txtYearCreated").focus();
        return CancelEvent(evt);
    }
    if (document.getElementById(varPrefix + "txtPrice").value == "") {
        alert ("Please enter the Price.");
        document.getElementById(varPrefix + "txtPrice").focus();
        return CancelEvent(evt);
    }
    if (document.getElementById(varPrefix + "txtArtDescription").value == "") {
        alert ("Please enter the Art Description.");
        document.getElementById(varPrefix + "txtArtDescription").focus();
        return CancelEvent(evt);
    }
    if (document.getElementById(varPrefix + "fuImage").value == "") {
        alert ("Please select an image to upload.");
        document.getElementById(varPrefix + "fuImage").focus();
        return CancelEvent(evt);
    }
}

// page load functionality
function Load() {
	var objEvents = new EventArray();
	objEvents.Add(new Event(varPrefix + "btnSubmit", "click", Validate));
	objEvents.AttachEvents();
}