;(function($) {
	$.fn.inputTooltip = function(options) {
		var settings = {
			content: '',
			repeat: false
		};
		if (options) $.extend(settings, options);
		var _this = $(this);
		var _first = true;
		
		// initialize data
		_this.val(settings.content);
		
		// bindding event
		_this.focus(function() {
			if(settings.repeat) {
				if($.trim(_this.val()) == settings.content) {
					_this.val('');
				}
			}else {
				if(_first) {
					_this.val('');
					_first = false;
				}
			}
		}).blur(function() {
			if(settings.repeat) {
				if($.trim(_this.val()) == '' || $.trim(_this.val()) == settings.content) {
					_this.val(settings.content);
				}
			}
		});
	};
})(jQuery);