$(document).ready(function() {
	zebraRows('#resultTable tr:odd td', 'odd');
	
	$('#resultTable tbody tr').hover(function(){
	  $(this).find('td').addClass('hovered');
	}, function(){
	  $(this).find('td').removeClass('hovered');
	});
	
	//default each row to visible
	$('#resultTable tbody tr').addClass('visible');
	
	//overrides CSS display:none property
	//so only users w/ JS will see the
	//filter box
	$('#search').show();
	
	$('#filter').keyup(function(event) {
		//if esc is pressed or nothing is entered
    if (event.keyCode == 27 || $(this).val() == '') {
			//if esc is pressed we want to clear the value of search box
			$(this).val('');
			
			//we want each row to be visible because if nothing
			//is entered then all rows are matched.
      $('#resultTable tbody tr').removeClass('visible').show().addClass('visible');
    }

		//if there is text, lets filter
		else {
      filter('#resultTable tbody tr', $(this).val());
    }
		//reapply zebra rows
		$('#resultTable .visible td').removeClass('odd');
		zebraRows('#resultTable .visible:even td', 'odd');
	});
});


//used to apply alternating row styles
function zebraRows(selector, className)
{
	$(selector).removeClass(className)
							.addClass(className);
}

//filter results based on query
function filter(selector, query) {
	query	=	$.trim(query); //trim white space
  query = query.replace(/ /gi, '|'); //add OR for regex
  
  $(selector).each(function() {
    ($(this).text().search(new RegExp(query, "i")) < 0) ? $(this).hide().removeClass('visible') : $(this).show().addClass('visible');
  });
}