window.addEvent('domready',function(){
	document.getElements('input.clear_on_first_click').each(function(el){
		el.addEvent('click',function(e){
			e = new Event(e);
			t = new Element(e.target);
			if (! t.is_already_cleared ){
				 t.is_already_cleared = true;
				 t.value="";
			}
		});
	});
	
	document.getElements('div#statistic_browser').each(function(el){
		el.setStyle('display','block');
	});
	
});