var isNav = document.layers;

function popup(url, width, height, scroll) {
	if (width == null) width = 350;
	if (height == null) height = 250;
	var opts = "width=" +width+ ",height=" +height;
	if (scroll) opts += ",scrollbars=" + scroll;
	window.open(url, "popup", opts);
}

function cancelBook(projectId) {
	if (confirm("Olet peruuttamassa kuukaudenpakettiasi.\nHaluatko varmasti jatkaa?")) {
		location.href = "index.jsp?c=cancelbook&projectId=" + projectId;		
	}
}

function uncancel(projectId) {
	if (confirm("Olet tilaamassa kuukaudenpakettiasi.\nHaluatko varmasti jatkaa?")) {
		location.href = "index.jsp?c=cancelbook&uncancel=true&projectId=" + projectId;		
	}
}

String.prototype.trim = function() {
	return this.replace(/(^\s*)|(\s*$)/g, '' );
}

String.prototype.contains = function(s) {
  return this.indexOf(s) != -1 ;
}