function setUpTextField (field, defaultText) {
	field.onfocus = function () {
		clearDefaultText(field, defaultText);
	}
	field.onblur = function () {
		if (field.value == "") {
			field.value = defaultText;
		}
	}
}

function clearDefaultText (field, defaultText) {
	switch (field.value) {
		case defaultText:
		case "Server Error":
		case "Thank You":
		case "Invalid Email Address":
			field.value = "";
			break;
	}
}

function getCookieImage (cookieName, dir, arr) {
	var currNum = parseInt(readCookie(cookieName));
	currNum++;
	
	if (isNaN(currNum) || currNum > (arr.length - 1)) currNum = 0;
	if (currNum < 0) currNum = arr.length - 1;
	
	writeCookie(cookieName, currNum, 24 * 365);
	
	var img = dir + "/" + arr[currNum][0];
	var width = arr[currNum][1];
	var height = arr[currNum][2];
	var caption = arr[currNum][3];
	var altText = (arr[currNum][4] != null) ? arr[currNum][4] : "";
	
	var newDiv = "<div class=\"pic\" style=\"width: " + width + "px;\">";
	newDiv += "<img border=\"0\" src=\"" + img + "\" width=\"" + width + "\" height=\"" + height + "\" alt=\"" + altText + "\" />";
	if (caption !== "") newDiv += "<div class=\"caption\">" + caption + "</div>";
	newDiv += "</div>";
	
	return newDiv;
}

window.name = "main";