J. Chen and X. Meng: Update-efficient Indexing of Moving Objects in Road Networks. accepted for publication in Geoinformatica. [PDF]

X. Hao, X. Meng and J. Xu: Continuous Density Queries for Moving Objects. accepted as a full paper at SIGMOD MobiDE2008. [PDF] [PPT]

X. Min, H. Wang, J. Yin, X. Meng: Providing Freshness Guarantees for Outsourced Databases. In Proceedings of 11th International Conference on Extending Database Technology(EDBT2008), Nantes, France, March 25-30, 2008. ( Full paper) [PDF]

X. Zhang, X. Meng, J. Zhu, W. Wang, J. Huang: OrientStore+: A Native XML Storage Strategy for Efficient Update. Journal of Computer Research and Development, Vol. 44 Suppl.: 368-373, 2007.10 (NDBC2007, Haikou, Best Paper Award) (in Chinese) [PDF]

J. Zhou, X. Meng, X. Zhang, J. Huang: Keyword Based Multiple Query Processing over XML Streams. Journal of Computer Research and Development, Vol. 44 Suppl.: 392-397, 2007.10 (NDBC2007, Haikou) (in Chinese) [PDF]

F. Jiang, L. Jia, X. Meng: Minimal-Superset-Based Query Translation in Deep Web Data Integration. Journal of Computer Research and Development, Vol. 44 Suppl.: 23-28, 2007.10 (NDBC2007, Haikou) (in Chinese) [PDF]

X. Hao, L. Wang, X. Meng: Multiple kNN Queries Processing for Moving Objects in Road Networds. Journal of Computer Research and Development, Vol. 44 Suppl.: 113-118, 2007.10 (NDBC2007, Haikou) (in Chinese) [PDF]

J. Zhou, M. Xie, X. Meng: TwigStack+: Holistic Twig Join Pruning Using Extended Solution Extension. Wuhan University Journal of Natural Sciences, Vol. 12, No. 5: 855-860, 2007.9 (4th Web Information System and Application(WISA2007), Beijing, Best Paper Award) [PDF]

F. Jiang, L. Jia, X. Meng: Query Translation on the Fly in Deep Web Integration.Wuhan University Journal of Natural Sciences, Vol. 12, No. 5: 819-824, 2007.9 (4th Web Information System and Application(WISA2007), Beijing) [PDF]

X. Min, H. Wang, J. Yin, X. Meng: Integrity Auditing of Outsourced Data. In Proceedings of 33th International Conference on Very Large Data Bases(VLDB2007), pages 782-793, Vienner, Austria, September 24-28, 2007. [PDF]

J. Zhou, X. Meng, Y. Jiang, M. Xie: F-Index: A Flattened Structural Index for Speeding up Twig Query Processing. Journal of Software, Vol.18(6):1429-1442, June, 2007. [ PDF ]

C. Lai, L. Wang, J. Chen, X. Meng, K. Zeitouni: Effective Density Queries for Moving Objects in Road Networks. To appear in Proceedings of APWeb/WAIM'07, Huangshan, China, June 17-19, 2007. ( Full paper: 49/554=8.84%) [PDF]

J. Chen and X. Meng: Indexing Future Trajectories of Moving Objects in a Constrained Network. Journal of Computer Science and Technology, Vol.22(2): 245--251, March, 2007. [ PDF ]

J. Chen, C. Lai, X. Meng, J. Xu: Clustering Moving Objects in Spatial Networks. To appear in Proceedings of the 12th International Conference on Database Systems for Advanced Applications (DASFAA 2007), Bangkok, Thailand, April 9-12, 2007. ( Full paper: 70/375=18.7%) [ PDF ] [ PPT ]

Z. Xiao, X. Meng, J. Xu: Quality Aware Privacy Protection for Location-based Services. To appear in Proceedings of the 12th International Conference on Database Systems for Advanced Applications (DASFAA 2007), Bangkok, Thailand, April 9-12, 2007. ( Full paper: 70/375=18.7%) [ PDF ] [ PPT ]

X. Li, W. Meng, X. Meng: EasyQuerier: A Keyword Query Interface For Web Database Integration System. To appear in Proceedings of the 12th International Conference on Database Systems for Advanced Applications (DASFAA 2007), Bangkok, Thailand, April 9-12, 2007. ( Short paper: 70+24/375=25.1%) [ PDF ] [ PPT ]

T. Wan, K. Zeitouni, X. Meng: An OLAP System for Network-Constrained Moving Objects. To appear in Proceedings of The 22nd Annual ACM Symposium on Applied Computing(ACM SAC2007) Track on Advances in Spatial and Image-based Information Systems (ASIIS'07), Seoul, Korea, March 11 - 15, 2007. (Regular paper 5/18)

X. Wang, J. Ou, X. Meng, and Y. Chen: Abox Inference for Large Scale OWL-Lite Data. To appear in Proceedings of The 2th International Conference on Semantics, Knowledge, and Grids(SKG2006), Guilin, China, Oct. 31 - Nov. 3, 2006. (Regular paper 18%) [ PDF ]

W. Liu, X. Li, X. Meng, et al: A Deep Web Integration System for Job Search. Wuhan University Journal of Natural Sciences, 11(5):1197-1201, Nov., 2006. (The Third Web Information System and Application(WISA2006), Nanjing, Nov 3-5, 2006.) [ PDF ]

W. Liu, C. Lin and X. Meng: Web Database Query Interface Annotation Based on User Collaboration. Wuhan University Journal of Natural Sciences, 11(5):1403-1406, Nov., 2006. (The Third Web Information System and Application(WISA2006), Nanjing, Nov 3-5, 2006.) [ PDF ]

L. Wang, Q. Li, Y. Li, and X. Meng: Dish_Master: An Intelligent and Adaptive Manager for a Web-based Recipe Database System. To appear in Proceedings of The 2th International Conference on Semantics, Knowledge, and Grids(SKG2006), Guilin, China, Oct. 31 - Nov. 3, 2006. (Regular paper 18%)

Y. Li, X. Meng, Q. Li, L. Wang: Hybrid Method for Automated News Content Extraction from the Web. In Proceedings of The 7th International Conference on Web Information Systems Engineering (WISE2006), Wu Han, Oct 23-26,2006. (Full paper: 38/183=20.76%) [ PDF ]

J. Chen, X. Meng, Y. Guo, X. Zhen: Update-efficient Indexing of Moving Objects in Road Networks. In Proceedings of the Third Workshop on Spatio-Temporal Database Management in conjunction with VLDB 06 (VLDB-STDBM2006), Seoul, Korea, September 11, 2006. [ PDF ]

Y. Chen, J. Ou, Y. Jiang, X. Meng: HStar-a Semantic Repository for Large Scale OWL Documents. In Proceedings of the First Asian Semantic Web Conference (ASWC2006), page 415-428, Beijing, China, September 3-7, 2006. Lecture Notes in Computer Science 4185, Springer. (Full Paper 36/208=18%) [ PDF ]

S. Wang, X. Du, X. Meng, and H. Chen: Database Research: Achievements and Challenges. In Journal of Computer Science and Technology, Vol. 21(5):823-837, September 2006

W. liu, X. Meng, W. Meng: Vision-based Web Data Records Extraction. In Proceedings of the 9th SIGMOD International Workshop on Web and Databases (SIGMOD-WebDB2006), Chicago, Illinois, June 30, 2006. (12/48=25%) [ PDF ]

Y. Ling, X. Meng, and W. Meng: Automated Extraction of Hit Numbers From Search Result Pages. In Proceedings of the Seventh International Conference on Web-Age Information Management(WAIM2006), pages 73-84, Hong Kong, China,17-19 June, 2006. Lecture Notes in Computer Science 4016, Springer 2006. [ PDF ]

Y. Li, X. Meng, L. Wang, Q. Li: RecipeCrawler: Collecting Recipe Data from WWW Incrementally. In Proceedings of the Seventh International Conference on Web-Age Information Management(WAIM2006), pages 263-274, Hong Kong, China, 17-19 June, 2006. Lecture Notes in Computer Science 4016, Springer 2006. [ PDF ]

J. Chen, X. Meng, B. Li, C. Lai: Tracking Network-Constrained Moving Objects with Group Updates. In Proceedings of the Seventh International Conference on Web-Age Information Management(WAIM2006), page 158-169, Hong Kong, China, 17-19 June, 2006. Lecture Notes in Computer Science 4016, Springer 2006. [ PDF ]

J. Chen, X. Meng, Y. Guo, S. Grumbach, H. Sun: Modeling and Predicting Future Trajectories of Moving Objects in a Constrained Network. In Proceedings of the 7th International Conference on Mobile Data Management (MDM 2006), Nara, Japan, May 9-13, 2006. IEEE Computer Society 2006: 156. [ PDF ]

Y. Wang , X. Meng, S. Wang: Using Histograms to Estimate the Selectivity of XPath Expression with Value Predicates. In Journal of Compuer Research and Development, Vol.43(2):288-294, 2006. [ PDF ]

Y. Bai, Y. Guo, X. Meng, T. Wan, K. Zeitouni: Efficient Dynamic Traffic Navigation with Hierarchical Aggregation Tree. In Proceedings of the The Eighth Asia Pacific Web Conference(APWeb2006), pages 751-758, Harbin, China, January 16-18, 2006. LNCS 3841. [ PDF ]

X. Meng, B. Xu, Q. Liu, et al.: A Survey of Web Information Technology and Application. In Wuhan University Journal of Natural Sciences, Vol.11(1):1-5, Jan. 2006

[Top]

D. Hu and X. Meng: Automatically extracting data from data-rich web pages. In proceedings of the 10th International Conference on Database Systems for Advanced Applications (DASFAA 2005), pages828-839, Beijing, China, April 17-20, 2005. Lecture Notes in Computer Science 3453, Springer. (Full paper) [ PDF ]

J. Wang, X. Meng, Y. Wang, S. Wang: Target node aimed path expression processing for XML data. In Journal of Software, 2005,16(5):827-837, 2005,5. (In Cheses)

D. Luo, X. Meng, Y. Jiang: Updating of extended preorder numbering scheme on XML. In Journal of Software, Vol.16(5):810-818, 2005. [ PDF ]

N. Yang, D. Gong, X. Li, X. meng: Perspective of Web Communities Identification. In Journal of Compuer Research and Development, Vol. 42(3): 439-447, 2005, 3.

H.Wang, X. Meng: On the Sequencing of Tree Structures for XML Indexing. In Processdings of the 21st International Conference on Data Engineering (ICDE 2005), pages 372-373, Tokyo, Japan, April 2005. [ PDF ]

C. Lin, Q. Zhang, X. Meng, W. Liu: Postal Address Detection from Web Documents. In Processdings of the 21st International Conference on Data Engineering (ICDE 2005), pages 372-373, Tokyo, Japan, April 2005. [ PDF ]

J. X. Yu, D. Luo, X. Meng, H. Lu: Dynamically Updating XML Data: Numbering Scheme Revisited. In World Wide Web, Vol 8(1), 5-26, March, 2005. [ PDF ]

X. Meng, L. Zhou, S. Wang: The state-of-the-art and trends in database research. In Journal of Software, 2004,Vol.15(12): 1822-1836, Dec 2005. (In Chinese)

[Top]

X. Meng, D. Luo, Y. Jiang, and Y. Wang: OrientXA: An Effective XQuery Algebra. In Journal of Software,Vol.15(11):1648-1660, Nov. 2004. (In Chinese) [ PDF ]

L. Yi , X. Meng , D. Hu, J. Yu, Y. Li Yu: OrientI: A Strategy of Web Information Integration. In Wuhan University Journal of Natural Science, Vol.9(5):659-664, Sept., 2004.

X. Meng, D. Luo, J. Ou: An Extended Role Based Access Control Method for XML Documents. In Wuhan University Journal of Natural Science, Vol.9(5):740-744, Sept., 2004. [ PDF ]

D. Hu, X. Meng: Automatically Extracting Web Data Using Tree Structure. In Journal of Compuer Research and Development, Vol.41(10):1607-1613, Oct, 2004. (In Chinese) (NDBC2004 Best paper)

S. Lu, X. Meng, C. Lin, Y. Wang: Navigation Implementation for XQuery in OrientX. In Journal of Compuer Research and Development, Vol.41(10): 1815-1822, Oct, 2004. (In Chinese)

Y. Wang, X. Meng, S. Wang: Schema Based Pattern Tree Semantic Optimization. In Journal of Compuer Research and Development,, Vol.41 Suppl:355-362, Oct, 2004. (In Chinese)

J. Ou, X. Meng: RSBAC: A Role-Schema Based Access Control for XML Data. In Journal of Compuer Research and Development,Vol.41 Suppl:363-369, Oct, 2004. (In Chinese)

Y. Wang, H. Wang, X. Meng, S. Wang: Estimating the Selectivity of XML Path Expression with predicates by Histograms. In proceedings of the 5th International Conference Web-Age Information Management(WAIM 2004), pages 409-418,Dalian, China, July 15-17, 2004. Lecture Notes in Computer Science 3129 Springer 2004. [ PDF ]

J. Wang, X. Meng, S. Wang: Range Partitioning Based Structural Join of XML Data. In Journal of Software, Vol15(5):720-729,2004,5. (In Chinese)

X. Meng, Y. Jiang, Y. Chen, H. Wang: XSeq: An Index Infrastructure for Tree Pattern (Demo). In Proceedings of the ACM SIGMOD International Conference on Management of Data (SIGMOD 2004), pages941-942,Paris, France, June 13-18, 2004. [ PDF ]

D. Luo, T. Chen, T. W. Ling, X. Meng: On View Transformation Support for a Native XML DBMS. In Proceedings of the 9th International Conference on Database Systems for Advances Applications(DASFAA 2004), pages 226-231,Jeju Island, Korea, March 17-19, 2004. Lecture Notes in Computer Science 2973, Springer. [ PDF ]

Z. Ding, X. Meng, Y. Bai, R. Ding: Relational Database Support for Location Dependant Queries. In Journal of Compuer Research and Development, Vol.41(3):492-499, Mar, 2004. (In Chinese)

[Top]

X. Meng: Research on Web Information Integration. In Computer Application and Software, Vol.20(11):32-36, Nov 2003. (In Chinese)

X. Meng, H. Wang, D. Hu, C. Li: A Supervised Visual Wrapper Generator for Web-Data Extraction. In Proceddings of the 27th International Computer Software and Applications Conference (COMPSAC 2003), pages 657-662, IEEE Press, Dallas, TX, USA, Nov 3-6,2003, USA.

X. Meng, D. Hu, C. Li: Schema-Guided Wrapper Maintenance for Web-Data Extraction. In Proceedings of ACM Fifth International Workshop on Web Information and Data Management (WIDM 2003), pages 1-8, New Orleans, Lousiana, USA, November 7-8, 2003. [ PDF ] [ PPT ]

X. Meng, D. Luo, M.L. Lee, J. An: OrientStore: A Schema Based Native XML Storage System. (Demo). In Proceedings of 29th International Conference on Very Large Data Bases(VLDB2003), pages 1057~1060, Berlin, Germany, September 9-12, 2003. [ PDF ]

X. Meng, Z. Ding: DSTTMOD: A Discrete Spatio-Temporal Trajectory Based Moving Object Database System. In Proceedings of 14th International Conference on Database and Expert Systems Applications(DEXA 2003), pages 444-453, Prague, Czech Republic, September 1-5, 2003. Lecture Notes in Computer Science 2736, Springer. [ PDF ]

J. Wang, X. Meng, S. Wang: Integrating Path Index with Value Index for XML Data. In Proceedings of the Fifth Asia Pacific Web Conference(APWeb2003), pages 95-100, Xi'an China, 27-29 September 2003. LNCS 2642. [PDF]

X. Meng, Y. Bai, R. Ding, J. Yu: DyNSA: A Dynamic Navigation System based on Vehicle Stream Aggregation. In Journal of Computer Research and Development, Vol.40 Suppl:266-269, Aug. 2003.

X. Meng, Z. Ding, Y. Bai: Grid File Based Indexing Method of Moving Objects. In Journal of Computer Research and Development, Vol.40 Suppl:280-285, Aug. 2003.

G. Gardarin, H. Kou, K. Zetourni, X. Meng, H. Wang: SEWISE : An Ontology-based Web Information Search Engine. In Proceedings of the 8th International Conference on Applications of Natural Language to Information Systems(NLDB2003), pages 106-119, Burg (Spreewald), Germany, June,2003.

R. Ding, X. Meng,Y. Bai: Efficient Index Maintenance for Moving Objects with Future Trajectories. In Proceedings of 8th International Conference on Database Systems for Advanced Applications (DASFAA2003), pages 183-194, March 26-28, 2003, Kyoto, Japan. [ PDF ]

X. Meng, H. Wang,D. Hu, M. Gu: SG-WRAM Schema Guided Wrapper Maintenance: A Demonstration. In Proceedings of the 19th International Conference on Data Engineering (ICDE2003), pages 750-752, Bangalore, India, March 5-8, 2003. [ PDF ]

[Top]

Z. Ding, X. Meng, S. Wang: Optimistic Transaction Processing in Mobile Database Systems. In Journal of Computer Research and Development, Vol(10):1379-1387, 2002,10.(In Chinese)

X. Meng, H. Lu , et al.: Data Extraction from the Web based on Pre-defined Schema. In Journal of Computer Science and Technology, Vol.17(4):377-388, 2002,7. [ PS ]

Z. Ding, X. Meng, S. Wang: A Transactional Asynchronous Replication Scheme for Mobile Database Systems. In Journal of Computer Science and Technology, Vol.17(4):389-396, 2002, 7. [ PS ]

X. Zhang, X. Meng, S. Wang: DSO-based Transactional Synchronization and Implementation. In Journal of Software, Vol.13(5):937-945, 2002,5. (In Chinese) [Abstract]

Z. Ding, S Wang, X. Meng: Conflict Detection and Resolusion Strategy in Replicated Mobile Database Systems. In Chinese Journal of Computers, Vol.25(3):297-305, 2002, 3. (In Chinese) [Abstract]

Z. Ding, X. Meng: DTSTLS: A Novel Synchronization Scheme for Replicated Mobile Database Systems. In Procesdings of the Pan-Yellow-Sea International Workshop on Information Technologies for Network Era (PYIWIT2002), pages 201-207, IPSJ, Saga, Japan: ,Mar. 2002.

Z. Ding, X. Meng, S Wang: A Novel Transactional Synchronization Scheme for Replicated Mobile Database Systems. In Journal of Software, Vol.13(3):258-265, 2002,3. (In Chinese)

X. Meng, H. Lu, H.Wang, M. Gu.: SG-WRAP: A Schema-Guided Wrapper Generator. In Proceedings of the 18th International Conference on Data Engineering (ICDE2002), pages 331-332, San Jose, CA., 26 February - 1 March 2002. [ PDF ]

[Top]

X. Meng, Q. Wang, S. Wang: Efficiently Paraphrasing and Result Analyzing Based on Semantic Dependency Grammar Tree in NChiql. In Computer Science, Vol.28(12):5-8, 2001,12.(In Chinese)

X.Meng, K F Wong: Guest Editors' Introduction: Chinese Database Systems. In International Journal of Computer Processing of Oriental Languages (IJCPOL) , Vol.14 (3): 213-232, 2001, 9

X. Meng, S. Wang, K F Wong: Overview of A Chinese Natural Language Interface to Databases: NChil. In International Journal of Computer Processing of Oriental Languages (IJCPOL) , Vol.14(3): 213-232, World Scientific, Singapore, 2001, 9.

R. Ding, X. Meng: A Quadtree Based Dynamic Attribute Index Structure and Query Processing. In Proceedings of the Third International Conference on Networking and Mobile Computing(ICCNMC2001), pages 446-451, IEEE CS Press, Beijin, Sept., 2001.

X. Meng, S. Wang: NChiql: The Chinese Natural Language Interface To Databases. In Proceedings of the 12th International Conference on Database and Expert Systems Applications (DEXA'2001), pages 145-154, Munich, Germany, Sept., 2001.

Z. Ding, X. Meng, S. Wang: O2PC-MT: A Novel Optimistic Two Phase Commit Protocol for Mobil Transactions. In Proceedings of the 12th International Conference on Database and Expert Systems Applications (DEXA'2001), pages 846-856, Munich, Germany, Sept., 2001. LNCS 2113.

X. Meng, S. Wang: Design and Implementation of NChiql: A Chinese Natural Language Interface to Databases. In Journal of Computer Research and Development, Vol. 38(9):1080 - 1086, 2001,9. (In Chinese)

X. Meng, S. Wang: Method of Transforming Semantic Dependent Tree to SQL In Nchiql. In Journal of Chinese Information Processing, Vol.15(5):40-45, 2001,9.(In Chinese)

X. Meng, H. Wang, M. Gu: Schema Guided Wrapper in XWIS. In Computer Application, Vol.21(9):1-3, 2001,9.(In Chinese)

Z. Ding, X. Meng, S. Wang: A Novel Conflict Detection and Resolution Strategy Based on TLRSP in Replicated Mobile Database Systems. In Proceedings of the 7th International Conference on Database Systems for Advanced Applications (DASFAA 2001), pages 234-240, Hong Kong: , April, 2001.[PDF]

X. Meng: An Overview of Web Data Management. In Journal of Computer Research and Development, Vol.38(4):385-395, 2001,4.(In Chinese)

J. Han, X. Meng: Research on Web Mining: A Survey. In Journal of Computer Research and Development, Vol. 38(4):405-414, 2001, 4.(In Chinese)

X. Meng, W. Cao, S. Wang: Research on Web Query Processing. In Computer Science, Vol.28(2):1-5, 2001,2.(In Chinese)

J. Wang, X. Meng: Schema of Semistructured Data: A Survey. In Computer Science, Vol.28(2):6-10, 2001,2(In Chinese)

[Top]

H. Wang, X. Meng: A XML-based Web Information query System XWIS. In The Architecture and Its Implementation. Computer Science, Vol.27(Supplement):16-21, 2000,10.(In Chinese)

X. Chen, X. Zhang, X. Meng, S. Wang: Data Synchronization Mechanism based on Table-level Asynchronous Multi-master Replication in the Mobile Computing Environments. In Computer Science, Vol.27(Supplement):200-203, 2000,10.(In Chinese)

X. Meng, S. Liu, S. Wang: Word Segmentation based on Database Semantic in NChiql. In Journal of Computer Science and Technology, Vol.15(4): 346-354, 2000, 6 [PDF]

X. Zhang, X. Meng, S. Wang: KingBase Lite: A Smart Mobile Embedded Database System. In Proceedings of 4th International Conference/Exhibition on High Performance Computing in Asia-Pacific Region(HPC-ASIA2000), pages 806-811, Beijing, 2000, 4.

Wang S, X. Meng, S. Liu: Nchiql: A Chinese Natural Language Query System to Databases. In Proceedings of the International Symposium on Database Applications in Non-Traditional Environments (DANTE'99), pages 453-460, Kyoto, Japan, 1999, 11.

X. Meng, M. Gu: Web Database Technology and Analysis. In Computer Science, Vol.26(10):12-15, 1999,10.(In Chinese)

X. Meng, Y. Zhou, S. Wang: Domain Knowledge Extracting in a Chinese Natural Language Interface to Database: NChiql. In Proceedings of the Third Asia-Pacific Conference on Knowledge Discovery and Data Mining(PAKDD1999), pages 179-183, Beijing: , 1999, 4. LNAI 1574, Spinger. [PDF]

X. Meng, S. Wang, et al.: Restricted Natural Language Query Optimization and Translation in Chinese Database System. In Proceedings of the Second International Symposium on Cooperative Database Systems for Advanced Applications(CODAS 1999), pages 339-350, Australia:, 1999, 3.

K. Wong, X. Meng, S. Wang, et al.: How to Specify a Database Request without Much Knowledge of the Query Language. In Chinese Journal of Advanced Software Research,Vol.5(4): 329-344, 1998, 11.

X. Meng, K. Wong, et al.: Processing and Improvement of Multi-statement Queries in Chiql. In Journal of Computer Science and Technology, Vol.13(2):161-173, 1998,3.

X. Meng, S. Wang, K. Wong, V. Lum: A Chinese Query Language Chiql: Design and Evaluation. In Proceedings of the 1998 International Conference on Software Engineering: Education and Practice (SEEP'98), pages 190-197, IEEE Press, New Zealand, 1998,1.

X. Meng, K. Wong, S. Wang, et al.: Chinese Query Language Chiql: Features and Optimization. In Journal of Software,Vol.8(7): 549-554, June 1997. (In Chinese)

S. Wang S, X. Meng, et al.: The Parallel Query Optimization in PBASE. In Journal of Software, 863 Special Issue:167-171, October 1996.(In Chinese)

X. Meng, S. Wang: Unnesting Algorithms for Nested Queries. In Chinese Journal of Computers,Vol.18(4):241-251, April 1995. (In Chinese)

[Top]

Maintained by Zhongyuan Wang()

Copyright © 2007-2008 WAMDM, All rights reserved