Thanks ricardo, Is it possible to do something like this? It did not seem to work for me.
var menu = ['home','news','sport','music'];
for(var i=0; i<menu.length;i++) {
$('#'+menu[i]+'_header').click(function(){
alert(menu[i]+'_header clicked');
var $img = $(this).find('img');
var src = $img.attr('src');
var newsrc = /up\.gif$/.test(src) ? src.replace('up','down') :
src.replace('down','up');
$img.attr('src',newsrc);
});
}

