Split line in datagrid

[poster214]

when i use datagrid ,i find every two columns there is a split line
http://livedemo.exadel.com/richfaces-demo/richfaces/dataGrid.jsf?c=dataGrid
here is the example ,you can find the gray ,thin ,ugly line
how can i cancel this,to solve this problem i use css & style but ....
if you have any solution plz help me

thx
Best regards

[ilya_shaikovsky]

#gridId .rich-table, #gridId .rich-table-cell{
border:none;
}

[poster214]

"ilya_shaikovsky" wrote:

#gridId .rich-table, #gridId .rich-table-cell{
border:none;
}

it works
thank you very much