Bug 123939 [Smoke][Regression]Drill through link doesn't work in pdf.
Description: Drill through link doesn't work in pdf. Steps to reproduce: 1. View attached design file url.rptdesign in html/pdf, click the drill though link in the last three image. Result: Drill through link doesn't work in pdf. Some links in html also don't work.
engine/org.eclipse.birt.report.engine.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFEmitter.java
drawLine( layoutPointX2PDF( bi.startX+2*borders[BorderInfo.LEFT_BORDER].borderWidth/3 ), 
 	 						layoutPointY2PDF( bi.startY-bi.borderWidth/2+innerBorderWidth/2 ), 
 	 						layoutPointX2PDF( bi.endX-2*borders[BorderInfo.RIGHT_BORDER].borderWidth/3 ), 
 	 						layoutPointY2PDF( bi.endY-bi.borderWidth/2+innerBorderWidth/2 ), 
 	 						pdfMeasure(innerBorderWidth), bi.borderColor, "solid", cb ); 
 	 				break;
 				case BorderInfo.LEFT_BORDER:
 					drawLine( layoutPointX2PDF( bi.startX-bi.borderWidth/2+outerBorderWidth/2 ), layoutPointY2PDF( bi.startY ), 
 	 						layoutPointX2PDF( bi.endX-bi.borderWidth/2+outerBorderWidth/2 ), layoutPointY2PDF( bi.endY ), 
 	 						pdfMeasure(outerBorderWidth), bi.borderColor, "solid", cb ); 
 	 				drawLine( layoutPointX2PDF( bi.startX+bi.borderWidth/2-innerBorderWidth/2 ), 
 	 						layoutPointY2PDF( bi.startY+2*borders[BorderInfo.TOP_BORDER].borderWidth/3 ), 
 	 						layoutPointX2PDF( bi.endX+bi.borderWidth/2-innerBorderWidth/2 ), 
 	 						layoutPointY2PDF( bi.endY-2*borders[BorderInfo.BOTTOM_BORDER].borderWidth/3 ), 
 	 						pdfMeasure(innerBorderWidth), bi.borderColor, "solid", cb ); 
 	 				break;
 				}
 			}
 		}
	}
	
	/**
	 * draw a line from the start position to the end position with the given
	 * linewidth, color, and style at the given pdf layer.
	 * 
	 * @param startX			the start X coordinate of the line
	 * @param startY 			the start Y coordinate of the line
	 * @param endX 				the end X coordinate of the line
	 * @param endY 				the end Y coordinate of the line
	 * @param width 			the lineWidth