function submitonce(theform){
if (document.all||document.getElementById){
for (i=0;i<theform.length;i++){
var tempobj=theform.elements[i]
if(tempobj.type.toLowerCase()=="submit"||tempobj.type.toLowerCase()=="reset")
tempobj.disabled=true
}
}
}

function textCounter(field, countfield, maxlimit) {
if (field.value.length > maxlimit)
field.value = field.value.substring(0, maxlimit);
else 
countfield.value = maxlimit - field.value.length;
}