- if (!document.body.classList) {
- var nop = function(){};
- var fakeDOMTokenList = {'length':0, 'item':nop, 'contains':nop, 'add':nop, 'remove':nop, 'toggle':nop};
- Element.prototype.classList = fakeDOMTokenList;
+ try {
+ if (!document.body.classList) {
+ var nop = function(){};
+ var fakeDOMTokenList = {'length':0, 'item':nop, 'contains':nop, 'add':nop, 'remove':nop, 'toggle':nop};
+ Element.prototype.classList = fakeDOMTokenList;
+ }