Bug 148724 the Multiplier of the Standard check box does not show properly < 0 values
In Series/Category Edit Format Dialog, the Multiplier of the Standard check box shows 0 when the value is less than 0 for example 0.000001.
chart/org.eclipse.birt.chart.ui/src/org/eclipse/birt/chart/ui/util/ChartUIUtil.java
* Escapes \ and " following standard of Javascript
	 * 
	 * @param str
	 * @return new string after escape special character
	 */
	public static String escape( String str )
	{
		String[][] chars = {
				{
						"\\\\", "\"", "\'", 
				}, {
						"\\\\\\\\", "\\\\\"", "\\\\\'", 
				}
		};
		String result = str;
		for ( int i = 0; i < chars[0].length; i++ )
		{
			result = result.replaceAll( chars[0][i], chars[1][i] );
		}
		return result;
	}
	public static EList getBaseSeriesDefinitions( Chart chart )
	{
		if ( chart instanceof ChartWithAxes )
		{
			return ( (Axis) ( (ChartWithAxes) chart ).getAxes( ).get( 0 ) ).getSeriesDefinitions( );
		}
		else if ( chart instanceof ChartWithoutAxes )
		{
			return ( (ChartWithoutAxes) chart ).getSeriesDefinitions( );