$('tr').each(function(){
vat text = $ ( "# text"); // search for content
if (text! = "All") {
$ (This) .css ( 'display', 'none'); // hide all first tr
// determine the second column "td: eq (1)" contains a search content
if($(this).find("td：eq(1)").html().indexOf(text)>=0){
$ (This) .show (); // displays the searched part
}
}else{
$ (This) .show (); // display all content
}
});