Bug 144577 Print in Web Viewer doesn't work in Linux
Description: Print in Web Viewer doesn't work in Linux Steps to reproduce: 1. New a report 2. Preview in Web Viewer and click Print button Expected result: Page is printed Actual result: Nothing happened.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/BirtUtility.java
* @param parameterList
	 * @param paramName
	 * @return
	 */
	public static ParameterDefinition findParameterDefinition(
			Collection parameterList, String paramName )
	{
		if ( parameterList == null || paramName == null )
			return null;
		
		for ( Iterator iter = parameterList.iterator( ); iter.hasNext( ); )
		{
			ParameterDefinition parameter = (ParameterDefinition) iter.next( );
			if ( parameter == null )
				continue;
			String name = parameter.getName( );
			if ( paramName.equals( name ) )
			{
				return parameter;
			}
		}
		return null;
	}
	/**
	 * find the parameter handle by parameter name
	 * 
	 * @param reportDesignHandle
	 * @param paramName
	 * @return
	 * @throws ReportServiceException