Bug 212246 Browsers keep poping up when click the series with interactivity Focus-Hyperlink [13]
chart/org.eclipse.birt.chart.device.extension/src/org/eclipse/birt/chart/device/image/JavaxImageIOWriter.java
{
			if ( ac.getType( ).getValue( ) == ActionType.INVOKE_SCRIPT )
			{
				ScriptValue sv = (ScriptValue) ac.getValue( );
				return sv.getScript( );
			}
			if ( ac.getType( ).getValue( ) == ActionType.URL_REDIRECT )
			{
				URLValue uv = (URLValue) ac.getValue( );
				return getJsURLRedirect( uv );
			}
		}
		return ""; 
	}
	private String wrapJSMethod( String functionName, String functionContent )
	{
		return "<Script>" 
				+ "function " + functionName + "(categoryData, valueData, seriesValueName){" 
				+ eval2JS( functionContent, true ) + "}</Script>"; 
	}
	
	private String getJSMethodName( TriggerCondition tc, ShapedAction sa )
	{
		
		
		
		return "userCallBack" 
				+ Math.abs( generateJSContent( sa.getActionForCondition( tc ) ).hashCode( ) );
	}
}