Bug 157720 Chart template instruction isn't in the middle place in Firefox
Description: Chart template instruction isn't in the middle place in Firefox Steps to reproduce: 1. New a template file. 2. Insert a chart, input add chart as instruction text. 3. Preview in IE and Firefox. Expected result: add chart is in the center and middle Actual result: In IE, add chart is in the center and middle In Firefox, add chart is in the center and top.
engine/org.eclipse.birt.report.engine.emitter.html/src/org/eclipse/birt/report/engine/emitter/html/AttributeBuilder.java
* @param name
	 *            The property name.
	 */
	private static void addPropName( StringBuffer content, String name )
	{
		content.append( ' ' );
		content.append( name );
		content.append( ':' );
	}
	/**
	 * Add property value to the Style content.
	 * 
	 * @param content -
	 *            specifies the StringBuffer to which the result should be
	 *            output
	 * @param value -
	 *            specifies the values of the property
	 */
	private static void addPropValue( StringBuffer content, String value )
	{
		if ( value != null )
		{
			content.append( ' ' );
			content.append( value );
		}
	}
	/**
	 * Add URL property name to the Style content.
	 * 
	 * @param content -