function insertShoutText(formname, elname, what) {
if (document.forms[formname].elements[elname].createTextRange) {
document.forms[formname].elements[elname].focus();
document.selection.createRange().duplicate().text = what;
} else if ((typeof document.forms[formname].elements[elname].selectionStart) != 'undefined') { // for Mozilla
var tarea = document.forms[formname].elements[elname];
var selEnd = tarea.selectionEnd;
var txtLen = tarea.value.length;
var txtbefore = tarea.value.substring(0,selEnd);
var txtafter = tarea.value.substring(selEnd, txtLen);
var oldScrollTop = tarea.scrollTop;
tarea.value = txtbefore + what + txtafter;
tarea.selectionStart = txtbefore.length + what.length;
tarea.selectionEnd = txtbefore.length + what.length;
tarea.scrollTop = oldScrollTop;
tarea.focus();
} else {
document.forms[formname].elements[elname].value += what;
document.forms[formname].elements[elname].focus();
}
}


function show_hide(msg_id){
	msg_id.style.display=msg_id.style.display=='none' ? '' : 'none'
}