add: value = this.data.createValueMatcher(value, anyMatch, caseSensitive); 
context:     createFilterFn : function(property, value, anyMatch){        if(!value.exec){             value = String(value);            if(value.length == 0){                return false;            }            value = new RegExp((anyMatch === true ? '' : '^') + Ext.escapeRe(value), "i");        }        return function(r){            return value.test(r.data[property]);        };    },
meta: 2891	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2891/d109eea1e59fbb030ac98e95f181f72da9611a48/ext-all-debug.js/buggy/gemma-web/src/main/webapp/scripts/ext/ext-all-debug.js