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html10n.js: Don't break in getDirection if language hasn't been set 

fixes #1724
This commit is contained in:
Marcel Klehr 2013-04-11 18:51:49 +03:00
parent df8a31f241
commit 594757cc47
1 changed files with 1 additions and 0 deletions
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src/static/js/html10n.js
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@ -900,6 +900,7 @@ window.html10n = (function(window, document, undefined) {
* Returns the direction of the language returned be html10n#getLanguage
*/
html10n.getDirection = function() {
if(!this.language) return
var langCode = this.language.indexOf('-') == -1? this.language : this.language.substr(0, this.language.indexOf('-'))
return html10n.rtl.indexOf(langCode) == -1? 'ltr' : 'rtl'
}