code: public int calcuStartIndex(int pageNum,int onePageCount){
  		int startIndex=0;
  		
  		String tempType=calcuDbType();
  		if(tempType!=null && tempType.equals("mysql")){
  		//if(dbType!=null && dbType.equals("mysql")){
  			startIndex=pageNum*onePageCount;
  		}else{
  			startIndex=pageNum*onePageCount+1;
  		}
  		return startIndex;
  	}
docs: /*
  锟斤拷锟斤拷锟揭筹拷锟绞硷拷锟铰嘉伙拷锟�