Bug 203024 Not all the data binding to the chart are exported when preview as XLS [1203]
engine/org.eclipse.birt.report.engine.emitter.prototype.excel/src/org/eclipse/birt/report/engine/emitter/excel/ExcelUtil.java
}
	
	public static String getValue( String val )
	{
		if ( val == null )
		{
			return StyleConstant.NULL;
		}
		if ( val.charAt( 0 ) == '"' && val.charAt( val.length( ) - 1 ) == '"' )
		{
			return val.substring( 1, val.length( ) - 1 );
		}
		return val;
	}
	public static int convertToPt( String size )
	{
		try
		{
			int s = Integer.valueOf( size.substring( 0, size.length( ) - 2 ) )
					.intValue( );
			if ( size.endsWith( "in" ) )
			{
				return s * 72;
			}
			else if ( size.endsWith( "cm" ) )
			{
				return (int) ( s / 2.54 * 72 );
			}
			else if ( size.endsWith( "mm" ) )
			{