Bug 198239 Memory leak using script and also localized strings
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/script/ScriptHandler.java
}
	/**
	 * Sets the script class loader. This loader is responsible to load all user
	 * defined script class.
	 * 
	 * @param value
	 */
	public final void setScriptClassLoader( IScriptClassLoader value )
	{
		iscl = value;
	}
	/**
	 * Initialize the JavaScript context using given parent scope.
	 * 
	 * @param scPrototype
	 *            Parent scope object. If it's null, use default scope.
	 */
	public final void init( Scriptable scPrototype ) throws ChartException
	{
		final Context cx = Context.enter( );
		if ( scPrototype == null ) 
		{
			
			scope = new ImporterTopLevel( cx );
		}
		else
		{
			try
			{
				scope = cx.newObject( scPrototype );