Bug 174234 Master pages don't work in Word emitter
A document that formats with first page as an envelope and subsequent pages as letter sized paper only formats as envelope through out in the Word emitter.
engine/org.eclipse.birt.report.engine.emitter.wpml/src/org/eclipse/birt/report/engine/emitter/wpml/EmitterContext.java
return null;
			}
			Vector cList = new Vector ( );
			int pos = -1;
			for (int i = 0; i < cSpans.size ( ); i++)
			{
				SpanInfo r = (SpanInfo) cSpans.get ( i );
				if ((r.x + r.cs - 1) <= end)
				{
					cList.add ( r );
					pos = i;
				}
				else
				{
					break;
				}
			}
			for (int i = 0; i <= pos; i++)
			{
				cSpans.remove ( 0 );
			}
			if (cSpans.size ( ) == 0)
			{
				removeSpan ( );
			}
			return cList.size ( ) == 0 ? null : cList;
		}
		public void removeSpan ( )
		{
			spans.remove ( new Integer ( crow ) );