Bug 128590 Tooltip of chart didn't show completely.
Description: Tooltip of chart didn't show completely. Steps to reproduce: 1. Preview attached report. 2. Move mouse from bottom/right into the chart. Expected result: Tooltip shows. Actual result: Tooltip didn't show completely.
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGRendererImpl.java
if (elm != null) {
			for (int x = 0; x < triggers.length; x++) {
				Trigger tg = triggers[x];
				
				final StructureSource src = (StructureSource) ie.getSource( );
				
				switch (tg.getAction().getType().getValue()) {
				case ActionType.SHOW_TOOLTIP:
					String tooltipText = ((TooltipValue) tg.getAction().getValue()).getText();
					
					if ((tooltipText != null) && (tooltipText.trim().length() > 0)){
						Element title = svggc.dom.createElement("title"); 
						title.appendChild(svggc.dom
								.createTextNode(tooltipText));
						elm.appendChild(title);
						elm.setAttribute("onmouseout", "TM.remove()"); 
						elm.setAttribute("onmouseover", "TM.show(evt)"); 
					}
					break;
				case ActionType.URL_REDIRECT:
					URLValue urlValue = ((URLValue) tg.getAction().getValue());
					
					if ( urlValue.getBaseUrl().startsWith("#")){ 
						Element aLink = ((SVGGraphics2D)_g2d).createElement("g"); 
						aLink.setAttribute("onclick", "parent.document.location='"+urlValue.getBaseUrl()+"';"); 
						aLink.setAttribute("style", "cursor:pointer"); 
						aLink.appendChild(elm);
						elm = aLink;