－修复无法保存到网络路径的问题(closes #144)

App/Common/FilePath.cs

@@ -252,7 +252,7 @@ namespace PDFPatcher.Common
 			var ps = p2[0];
 			bool p2r;
 			if ((p2r = IsDirectorySeparator(ps)) && rootAsRelative == false // note 不能调转 && 参数的顺序，p2r 在后面有用
-				|| p2.Length > 1 && p2[1] == Path.VolumeSeparatorChar) {
+				|| p2.Length > 1 && (p2[1] == Path.VolumeSeparatorChar || p2[1] == ps)) {
 				return path;
 			}
 
@@ -505,6 +505,9 @@ namespace PDFPatcher.Common
 						r = true;
 						++v;
 					}
+					else if (i == 1 && r) {
+						++v;
+					}
 					continue;
 				}
 				if (s.Length == 1 && s[0] == '.') {

App/Processor/Worker.cs

@@ -48,15 +48,15 @@ namespace PDFPatcher.Processor
 			}
 
 			var targetPath = options.OutputPath;
-			if (Directory.Exists(targetPath) == false) {
-				Directory.CreateDirectory(targetPath);
-			}
 			var ranges = PageRangeCollection.Parse(options.PageRange, 1, pdf.NumberOfPages, true);
 			var loadCount = loadDocProgressWeight + ranges.TotalPages;
 			Tracker.SetProgressGoal(loadCount);
 			var op = targetPath;
 			var om = options.FileMask;
 			try {
+				if (Directory.Exists(targetPath) == false) {
+					Directory.CreateDirectory(targetPath);
+				}
 				Tracker.TraceMessage("正在导出图片。");
 				Tracker.TrackProgress(loadDocProgressWeight);
 				if (FileHelper.HasFileNameMacro(op)) {