js

<script language="javascript" type="text/javascript">      
           function BtnChooseApprover()
           {
               var obj = new Object();
               obj.workflowstatue=document.getElementById("txtworkflow").value;
               obj.userid=document.getElementById("txtuserid").value;
               var     re = window.showModalDialog("Default.aspx",obj,"center:yes;dialogHeight:500px;dialogWidth:400px;scroll:no");
               this.txtApprovers.Text=re;
             
           }
       </script>