function searchfocus (elem) {
//	alert(elem.style.color);
	if (elem.style.color == "" || elem.style.color == "rgb (187, 187, 187);" || elem.value == "Search NB") {
		elem.style.color = "#333333";
		elem.value = "";
	} else if (elem.value == "Search NB" || elem.value == "") {
		elem.style.color = "#BBBBBB";
		elem.value = "Search NB";
	}
}