window.addEvent('domready', function(){

		$('searchfield').addEvent('keypress', function(k){

			if(k.key == 'enter')

			{

				if(($('searchfield').getProperty('value')).trim() != "")

				{
					$('searchform').setProperty("action","/en/busca/"+$("searchfield").getProperty("value"))
					$('searchform').submit();

				}

				else 

				{

					k.preventDefault();

					alert("Fill the search box");

				}

			}

		});

		

		$('searchbutton').addEvent('click', function(e){

			e.preventDefault();

			if(($('searchfield').getProperty('value')).trim() != "")

			{
				$('searchform').setProperty("action","/en/busca/"+$("searchfield").getProperty("value"))
				$('searchform').submit();

			}

			else 

			{

				e.preventDefault();

				alert("Fill the search box");

			}

		});

	});