var crumbs = new Array();

function doSearch(form) {
	if (form['query'].value == "") {
		alert ("Please enter search criteria before submitting search!");
		return false;
	}
	var sub = "";
	for (i=0; i<crumbs.length; i++) {
		sub = sub + crumbs[i];
		sub = sub + "/";
	}
	form['crumbs'].value = sub;
	return true;
}