How to append number to string in message box

Question

Hi,

   I got the sequnce id from stored procedure output parameter.I wanted to append this id to the string 'Record created '.

  I used the below code :
lbl.Text=cmd.Parameters["id"].Value;     
Response.Write("<script>alert('New Record Inserted With Id'||lbl.Text)</script>");

 What else should i implement in the code?