rem: if (dataGrid.f_isDisabled()) { 
add: if (dataGrid.f_isDisabled() || !dataGrid._columnCanBeSorted) { 
context: 	_Title_onMouseUp: function(evt) {		var column=this._column;		var dataGrid=column._dataGrid;		if (dataGrid.f_getEventLocked(false)) {			return false;		}		if (!evt) {			evt = window.event;		}		if (dataGrid.f_isDisabled()) {			return f_core.CancelEvent(evt);		}		var oldColumn=dataGrid._columnSelected;		if (!oldColumn) {			return f_core.CancelEvent(evt);		}				dataGrid._columnSelected=undefined;			if (oldColumn!=column) {			if (oldColumn) {				dataGrid._updateTitleStyle(oldColumn);			}			return true;		}				dataGrid.f_sortColumn(column);				return true;	},
meta: 4326	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4326/1f1850be471d4b8bfd2f3c50aa61bc39bf91259a/f_dataGrid.js/buggy/org.rcfaces.renderkit.html/src/org/rcfaces/renderkit/html/internal/javascript/f_dataGrid.js