Hi This post explain webdynpro alv and its table coloum cell design colours... 1st out screen on broswer look like this

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click on search button ...display with respect sales order its look like this..

click on ernam field sorting then display items sub total and  total..

click on open_item  button then its sales order respective items details in poup window.

procedure:

step1: go to se80 tcode ..create a component with one view ans one window..

 

The above screen shots ....explain alvs and its colour.....