Selecting a single Column Data text rather than coressponding grid cell

Sir , I found your provided grid was really suprerb and fantastic.
I am using it in my application. i want to select a particular column data-text of the selected row. when user clicks on any cell of the same row of the grid.
i am using XML file for data .
i found one thing Getting data of the selected row?? but i dont know how to use it with XML file please Help me ..

Waiting for your kind reply Please.......

Maybe something like this:

function mySelect(){
var index = this.getSelectionProperty("index");
var text = this.getDataProperty("text", index, 1);
alert(text);
}

obj.setAction("selectionChanged", mySelect);

Thanks a lot really your Product is extremely good. i am really impressed the way it has been done. Thanks a lot again ...for your kind reply....