Fix illegal operator in IE7
Fix illegal operator in IE7

dotunolafunmiloye/owf-framework,ozoneplatform/owf-framework,dotunolafunmiloye/owf-framework,ozoneplatform/owf-framework,ozoneplatform/owf-framework,ozoneplatform/owf-framework,ozoneplatform/owf-framework,dotunolafunmiloye/owf-framework,dotunolafunmiloye/owf-framework,dotunolafunmiloye/owf-framework,ozoneplatform/owf-framework,ozoneplatform/owf-framework,dotunolafunmiloye/owf-framework,dotunolafunmiloye/owf-framework,ozoneplatform/owf-framework,dotunolafunmiloye/owf-framework,ozoneplatform/owf-framework,dotunolafunmiloye/owf-framework