var MaxLen = 500;
var mclick = 0;
var texttyped = 0;
if (!document.all){
   texttyped=1;
}


function onTypeChar() {
 texttyped=1;
 var frm=document.cf;
 var elem=frm.descr;
 inputStr = elem.value;
 strlength= inputStr.length;
 if (strlength > MaxLen ) elem.value=inputStr.substring(0,MaxLen);
 frm.lastchar.value = (MaxLen - elem.value.length);
 elem.focus();
}

function onClickMes(msg){
 var frm=document.cf;
 var elem=frm.descr;
 if (mclick==0 && elem.value == msg){
    elem.value='';
 }
 mclick=1;
 elem.focus();
}