Background lines in Excel - URGENT!

Question

Hey guys,
Why is it that when I export my table from JSP to EXCEL the column and row lines in EXCEL dont appear? I only get a blank white background???
Anyone know why this would be happening?? and how I could fix it?
I am just setting the contentType to -
<%@ page contentType ="application/vnd.ms-excel" %>

Answer 1

I had a similar porblem....
I got some help from...http://www.javaworld.com/javaworld/jw-10-2006/jw-1019-xmlexcel.html?page=1...
This is my code in servlet...
HSSFWorkbook wb = new HSSFWorkbook();
HSSFSheet spreadSheet = wb.createSheet("Users");
spreadSheet.setColumnWidth((short) 0, (short) (256 * 25));
spreadSheet.setColumnWidth((short) 1, (short) (256 * 25));
// Creating Rows
HSSFRow row = spreadSheet.createRow(0);
HSSFCell cell = row.createCell((short) 1);
cell.setCellValue("Year 2005");
cell = row.createCell((short) 2);
cell.setCellValue("Year 2004");
HSSFRow row1 = spreadSheet.createRow(1);
HSSFCellStyle cellStyle = wb.createCellStyle();
cellStyle.setBorderRight(HSSFCellStyle.BORDER_MEDIUM);
cellStyle.setBorderTop(HSSFCellStyle.BORDER_MEDIUM);
cellStyle.setBorderLeft(HSSFCellStyle.BORDER_MEDIUM);
cellStyle.setBorderBottom(HSSFCellStyle.BORDER_MEDIUM);
cell = row1.createCell((short) 0);
cell.setCellValue("Revenue ($)");
cell = row1.createCell((short) 1);
cell.setCellValue("25656");
cell = row1.createCell((short) 2);
cell.setCellValue("15457");
FileOutputStream output = new FileOutputStream(new File("/tmp/Users.xls"));
response.setContentType("application/vnd.ms-excel");
response.setHeader("Content-Disposition", "attachment;filename=Users.xls");
ServletOutputStream out = response.getOutputStream();
wb.write(output);
output.flush();
output.close();
forward = null;
In firefox i get the download dialog box but not able to open in from there,i need to save it and then open. In IE i dont get the dialog box instead the excell open inside the browser......Please help me to open a excel sheet onclick on a link "Export to excel" in jsp......
Thanks in advance...