$(document).ready(function() {
$('#header_tabs li, #topheader li, #sub_tabs li, #newsbuttons li').hover(function() {
        //alert('Hover');
        $(this).addClass('hover');
    }, function() {
        $(this).removeClass('hover');
    });

    $('#txtSearch').click(function() {
        $(this).val('');
    });

});
    
$(document).ready(function(){
   // Change the image of hoverable images
   $(".imgHoverable").hover( function() {
       var hoverImg = HoverImgOf($(this).attr("src"));
       $(this).attr("src", hoverImg);
     }, function() {
       var normalImg = NormalImgOf($(this).attr("src"));
       $(this).attr("src", normalImg);
     }
   );
});

function HoverImgOf(filename)
{
   var re = new RegExp("(.+)\\.(gif|png|jpg)", "g");
   return filename.replace(re, "$1_hover.$2");
}
function NormalImgOf(filename)
{
   var re = new RegExp("(.+)_hover\\.(gif|png|jpg)", "g");
   return filename.replace(re, "$1.$2");
}