$(function (){$.fn.search = function() {
			return this.focus(function() {
				if( this.value == this.defaultValue ) {
					this.value = "";
				}
			}).blur(function() {
				if( !this.value.length ) {
					this.value = this.defaultValue;
				}
			});
		};
		$("#frm_login #username").search();
		$("#frm_login #password").search();
	});