diff -r 146c8ecc7054 web/org.openbravo.mobile.core/source/component/ob-terminal-component.js
--- a/web/org.openbravo.mobile.core/source/component/ob-terminal-component.js	Mon Oct 05 16:08:48 2015 +0200
+++ b/web/org.openbravo.mobile.core/source/component/ob-terminal-component.js	Wed Oct 07 16:31:00 2015 +0200
@@ -289,7 +289,7 @@
       keeper.setAttribute('onblur', 'OB.MobileApp.view.keeperBlur()');
       // Avoid the use of Alt + Left Arrow, Alt + Right Arrow, Shift + Backspace: Navigate Back/Next in the browser
       document.body.onkeydown = function (k) {
-        if ((k.keyCode === 37 && k.altKey) || (k.keyCode === 39 && k.altKey) || (k.keyCode === 8 && k.srcElement.type !== "text" && k.srcElement.type !== "textarea" && k.srcElement.type !== "password") || (k.keyCode === 8 && k.shiftKey)) {
+        if ((k.keyCode === 37 && k.altKey) || (k.keyCode === 39 && k.altKey) || (k.keyCode === 8 && k.srcElement.type !== "text" && k.srcElement.type !== "textarea" && k.srcElement.type !== "password" && k.srcElement.type !== "tel") || (k.keyCode === 8 && k.shiftKey)) {
           return false;
         }
       };