function limpaCampos( obj, nowValue )
{
	target = document.getElementById( obj );
	
	if( obj.name == "busca" && nowValue == "Digite aqui para buscar"  )
	{
		obj.value = "";
		obj.style.border = '1px solid #b4b3b3';
	}
	if ( obj.name == "busca" && nowValue == "" ){
		obj.value = "Digite aqui para buscar";
		obj.style.border = '1px solid #d3d3d3';
	}
}

function mostraMenu( menu )
{
	obj = document.getElementById( menu );
	if( obj.style.display == "none" ){
		obj.style.display = "block";
	}else if( obj.style.display == "block" ){ 
		obj.style.display = "none";
	}
}

$(document).ready(function(){
	var fonte = 11;
	
	$('#aumentar').click(function(){
		if (fonte<22){
			fonte += 1;
			$('#texto_noticia').css({'font-size' : fonte+'px'});
		}
	});

	$('#diminuir').click(function(){
		if (fonte>8){
			fonte -= 1;
			$('#texto_noticia').css({'font-size' : fonte+'px'});
		}
	});
	
});