Select a row from html table and send values onclick of a button

Solution 1:

$("#table tr").click(function(){
   $(this).addClass('selected').siblings().removeClass('selected');    
   var value=$(this).find('td:first').html();
   alert(value);    
});

$('.ok').on('click', function(e){
    alert($("#table tr.selected td:first").html());
});

Demo:

http://jsfiddle.net/65JPw/2/

Solution 2:

You can access the first element adding the following code to the highlight function

$(this).find(".selected td:first").html()

Working Code:JSFIDDLE

Solution 3:

check http://jsfiddle.net/Z22NU/12/

function fnselect(){

    alert($("tr.selected td:first" ).html());
}