function bienvenue(lang) {
	var txt_html, txt_1, txt_2, txt_3, txt_4;
	switch (lang) {
		case 'FR':
			txt_1 = 'Bienvenue sur le site officiel';
			txt_2 = 'de';
			txt_3 = 'peintre/sculpteuse';
			txt_4 = 'C';
		break;
		case 'NL':
			txt_1 = 'Welkom op de officiële website'
			txt_2 = 'van';
			txt_3 = 'schilder/beeldhouwster';
			txt_4 = 'K';
	}
	txt_html = txt_1+'<br />';
	txt_html += txt_2+' ';
	txt_html += '<span class="txtOrange">Rhode</span> ';
	txt_html += '<span class="txtRouge">';
		txt_html += 'Bath';
		txt_html += '<span class="txtOrange">-</span>';
		txt_html += 'Schéba';
	txt_html += '</span> ';
	txt_html += '<span class="txtOrange">Makoumbou</span><br />';
	txt_html += '('+txt_3+', '+txt_4+'ongo-Brazzaville)';
	document.getElementById('div_bienvenue').innerHTML = txt_html;
}