Event.observe(window, 'load', setProject);

function setProject() {
	if(!$('mailformproject')) {
		return;
	}
	var currentUrl = document.location.href;

	if (currentUrl == null || currentUrl.length == 0) {
		return '';
	}

	var parts = currentUrl.split('/');
	var length = parts.length;
	var lastButOnePart = parts[length - 3];

	$('mailformproject').value = lastButOnePart;
}