Bug 146159 [Regression]Changing font operation doesn't work other than the first time
Description: The first time changing operation can work well. However, Change it again, it won't work. Steps: 1.Insert lable/text to layout or master page 2.Change the font from serif to cursive, it works well 3.Change the font again Result: The action doesn't work Additional infor: build number:200606080632
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/HighlightRuleBuilder.java
}
		operator.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{
				String value = getValueForOperator( operator.getText( ) );
				int vv = determineValueVisible( value );
				if ( vv == 0 )
				{
					value1.setVisible( false );
					value2.setVisible( false );
					valBuilder1.setVisible( false );
					valBuilder2.setVisible( false );
					andLable.setVisible( false );
				}
				else if ( vv == 1 )
				{
					value1.setVisible( true );
					valBuilder1.setVisible( true );
					value2.setVisible( false );
					valBuilder2.setVisible( false );
					andLable.setVisible( false );
				}
				else if ( vv == 2 )
				{
					value1.setVisible( true );
					value2.setVisible( true );
					valBuilder1.setVisible( true );
					valBuilder2.setVisible( true );
					andLable.setVisible( true );
				}