var bIE = (/MSIE (5\.5|6).*Windows/.test(navigator.userAgent) && !/opera/i.test(navigator.userAgent));

function trim(s){return rtrim(ltrim(s));}
function ltrim(s){return s.replace(/^\s+/, '');}
function rtrim(s){return s.replace(/\s+$/, '');}


function showCmtAddForm() {
	document.getElementById('CommentAdd').style.display='block';
	document.getElementById('CommentAddButton').style.display='none';
}
function hideCmtAddForm() {
	document.getElementById('CommentAdd').style.display='none';
	document.getElementById('CommentAddButton').style.display='block';
	document.getElementById('cmt_text').value='';
}
var CheckFieldsArray = Array();

function CheckForm() {
	var bAllOK=true;
	for (var iIndex=0 ; iIndex < CheckFieldsArray.length  ; iIndex++ ) {
		var obj = g(CheckFieldsArray[iIndex])
		if ( obj.value.length < 1) {
			obj.style.border='1px solid red'; bAllOK=false;
		}
		else obj.style.border='1px solid gray';
	} 
	if (bAllOK == false) {alert('Некоторые поля заполнены неверно')}
	return bAllOK;
}

function g(name) {
	return document.getElementsByName(name)[0];
}