function translate(lang) {
		var pt = document.getElementById('pt');
		var en = document.getElementById('en');
		var f_about_pt = document.getElementById('f_about_pt');
		var f_about_en = document.getElementById('f_about_en');
		var f_products_pt = document.getElementById('f_products_pt');
		var f_products_en = document.getElementById('f_products_en');
		var f_contact_pt = document.getElementById('f_contact_pt');
		var f_contact_en = document.getElementById('f_contact_en');
		var f_categories_pt = document.getElementById('f_categories_pt');
		var f_categories_en = document.getElementById('f_categories_en');
		var f_awards_pt = document.getElementById('f_awards_pt');
		var f_awards_en = document.getElementById('f_awards_en');
		var f_results_pt = document.getElementById('f_results_pt');
		var f_results_en = document.getElementById('f_results_en');
		var f_electric_pt = document.getElementById('f_electric_pt');
		var f_electric_en = document.getElementById('f_electric_en');
		if(lang == 'pt'){
			f_about_pt.className='show';
			f_products_pt.className='show';
			f_contact_pt.className='show';
			f_categories_pt.className='show';
			f_awards_pt.className='show';
			f_results_pt.className='show';
			f_electric_pt.className='show';
			f_about_en.className='hide';
			f_products_en.className='hide';
			f_contact_en.className='hide';
			f_categories_en.className='hide';
			f_awards_en.className='hide';
			f_results_en.className='hide';
			f_electric_en.className='hide';		
		} else if (lang == 'en'){
			f_about_pt.className='hide';
			f_products_pt.className='hide';
			f_contact_pt.className='hide';
			f_categories_pt.className='hide';
			f_awards_pt.className='hide';
			f_results_pt.className='hide';
			f_electric_pt.className='hide';
			f_about_en.className='show';
			f_products_en.className='show';
			f_contact_en.className='show';
			f_categories_en.className='show';
			f_awards_en.className='show';
			f_results_en.className='show';
			f_electric_en.className='show';
		}
	}