ET Callback for Currency stuff

editable-text.js

EditableText.registerCallbacks({
    
    // Callback for editing category limit/budget.
    budgetCurrency: function(doc) {
        // Variables based on editing.
        var oldVal = this.oldValue;
        var newVal = this.newValue;

        // Verification:
        if (isNaN(newVal)) {
            // Reject value if not a number, don't make change.
            doc.limit = oldVal;
        } else {
            doc.limit = Number(newVal).toFixed(2);
        }
        
    }
});