Fixed js syntax in example_data.js so it works in ie7
Fixed js syntax in example_data.js so it works in ie7

hbaptiste/jqTree,hbaptiste/jqTree,mbraak/jqTree,bolster/jqTree,mbraak/jqTree,bolster/jqTree,hbaptiste/jqTree,mbraak/jqTree,bolster/jqTree