//update 10-26 godsam
            function chkLeng(which,sizeNum,chLeft) { 
            var maxChars = sizeNum; 
            if (which.value.length > maxChars) 
                which.value = which.value.substring(0,maxChars); 
                var curr = maxChars - which.value.length; 
             chLeft.innerHTML=curr.toString();     
             //alert(sizeNum);         
            }       
    //update 10-26 godsam