Colspan All Columns
Answer : Just use this: colspan="100%" It works on Firefox 3.6, IE 7 and Opera 11! (and I guess on others, I couldn't try) Warning: as mentioned in the comments below this is actually the same as colspan="100" . Hence, this solution will break for tables with css table-layout: fixed , or more than 100 columns. I have IE 7.0, Firefox 3.0 and Chrome 1.0 The colspan="0" attribute in a TD is NOT spanning across all TDs in any of the above browsers . Maybe not recommended as proper markup practice, but if you give a higher colspan value than the total possible no. of columns in other rows , then the TD would span all the columns. This does NOT work when the table-layout CSS property is set to fixed. Once again, this is not the perfect solution but seems to work in the above mentioned 3 browser versions when the table-layout CSS property is automatic . Hope this helps. If you want to make a 'title' cell that spans all columns, as h...