function GetMessage(ali) 
       {
            var dec=ali.value;
            //var dec=document.getElementById(ali).value;
            PageMethods.Message(dec,OnGetMessageSuccess, OnGetMessageFailure);  
       } 
       function OnGetMessageSuccess(result, userContext, methodName) 
       {    if(result==-1)
            {
            document.getElementById('bad').style.visibility="hidden";
            document.getElementById('good').style.visibility="hidden";
            }
            else if(result==1)
            {
            document.getElementById('bad').style.visibility="hidden";
            document.getElementById('good').style.visibility="visible";
            }
            else
            {
            document.getElementById('bad').style.visibility="visible";
            document.getElementById('good').style.visibility="hidden";
            }
              
       }  
       function OnGetMessageFailure(error, userContext, methodName) 
       {  
            
       }