jQuery(function($) {				
	$('ul#menu li a img').hover(function() {
		$(this).attr("src", $(this).attr("src").replace(/.jpg/, "_hover.jpg"));
	}, function() {
		$(this).attr("src", $(this).attr("src").replace(/_hover.jpg/, ".jpg"));
	});	
	
	//$.preloadImages("includes/images/link1.png", "includes/images/link2.png", "includes/images/link3.png", "includes/images/link4.png", "includes/images/link5.png", "includes/images/link6.png", "includes/images/link1_hover.png", "includes/images/link2_hover.png", "includes/images/link3_hover.png", "includes/images/link4_hover.png", "includes/images/link5_hover.png", "includes/images/link6_hover.png");
	// 	$('ul#menu li a img').hover(function() { 

});


function clearThis(obj, value)
{	
	if ($(obj).val() == value) {
		$(obj).val('');	
	}
}


function fillThis(obj, value)
{
	if ($.trim($(obj).val()) == '')
	{
		$(obj).val(value);	
	}	
}


jQuery.preloadImages = function()
{
  for(var i = 0; i<arguments.length; i++)
  {
    jQuery("<img>").attr("src", arguments[i]);
  }
}