Change server side control's value in javascript function

[aspirant]

I want to set Label's text in javascript function, function call and set text to Label and I see it but when I want to read Label's text from code behind the text is previous text (for example if label's text is "5" and I set it to "10" in function but in code behind text is "5")Javascript function\[code\]function PopUpFunction(code) { $("#<%= lblStatus.ClientID %>").text(code); return false;}\[/code\]Set function to \[code\]click event\[/code\] of LinkButton\[code\]lnk.Attributes.Add("onclick", "PopUpFunction(10);");\[/code\]