Bug 193467 URL hyperlink can't work in chart viewer
chart/org.eclipse.birt.chart.reportitem/src/org/eclipse/birt/chart/reportitem/ChartReportItemPresentationImpl.java
if ( sh == null ) 
			
			{
				sh = new ScriptHandler( );
				rtc.setScriptHandler( sh );
				sh.setScriptClassLoader( rtc.getScriptClassLoader( ) );
				sh.setScriptContext( rtc.getScriptContext( ) );
				
				final String sScriptContent = cm.getScript( );
				if ( externalContext != null
						&& externalContext.getScriptable( ) != null )				
				{
					sh.init( externalContext.getScriptable( ) );
				}
				else
				{
					sh.init( null );
				}
				sh.setRunTimeModel( cm );
				if ( sScriptContent != null
						&& sScriptContent.length( ) > 0
						&& rtc.isScriptingEnabled( ) )
				{
					sh.register( sScriptContent );
				}
			}
			
			BIRTDataRowEvaluator rowAdapter = new BIRTDataRowEvaluator( rowSet );
			Generator.instance( ).bindData( rowAdapter,
					new BIRTActionEvaluator( ),