// JavaScript Document
String.prototype.trim = function() {
        return this.replace(/^\s+|\s+$/g,"");
}

function replaceText(needle, replacement) {
	var haystackText = "";
	if (haystackText.length == 0) {
	haystackText = document.getElementsByTagName("body")[0].innerHTML;
	}
	var match = new RegExp(needle, "ig");
	var replaced = "";
	if (replacement.length > 0) {
	replaced = haystackText.replace(match, replacement);
	}
	
	document.getElementsByTagName("body")[0].innerHTML = replaced;
}