Amélioration génération QRCode

WebContent/scan/generate.jsp

@@ -78,7 +78,7 @@
     		<div class="col s12 center-align">
     			<a href="#"
 					onclick="this.href = $('#qrcode img:first').attr('src');"
-					class="waves-effect waves-light btn-large" download>
+					class="waves-effect waves-light btn-large" download="qrcode.png">
     				<i class="material-icons left">keyboard_arrow_down</i>T&eacute;l&eacute;charger
     			</a>
     		</div>