Bug 132621 Series label font can not take effect.
Series label font can not take effect. Steps: 1.Create a line chart 2.Open chart builder, go to "Format Chart" tab, click "Y Series", click "Label" button, click "..." button beside font, set color to red and bold 3.Preview in layout, html Actaul Results: 1.Label font can not be changed Expected Results: 1.Label color is red and font is bold.
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGGraphics2D.java
* 
	 * @param script the code that will be inlined in the generated svg output
	 */
	public void addScript(String script){
		scriptBuffer.append(script);	
	}
	
	/**
	 * Adds a script reference in the generated svg output.
	 * 
	 * @param ref the script reference that will be added to the generated svg output.
	 */
	public void addScriptRef(String ref){
		Element rootElem = dom.getDocumentElement( );
		Element scriptElem = dom.createElement( "script" ); 
		rootElem.appendChild( scriptElem );
		scriptElem.setAttribute( "language", "JavaScript" ); 
		scriptElem.setAttribute( "xlink:href", ref ); 		
	}
	public String getId() {
		return id;
	}
	public void setId(String id) {
		this.id = id;
	}
	/**
	 * Defer setting the stroke and color on an SVG element.
	 * 
	 * @return the state of the flag that ignores setting the stroke style and color on a svg element.
	 */