String.prototype.ltrim = function()
{
   if( this == null ){ return null; }
   for(var i = 0; this.charAt(i) == " "; i++);
   return this.substring(i, this.length);
}

String.prototype.rtrim = function()
{
   if( this == null ){ return null; }
   for(var i = this.length-1; this.charAt(i)==" "; i--);
   return this.substring(0, i+1);
}

String.prototype.trim = function()
{
  return this.ltrim().rtrim();
}

function isEmail(_value)
{
	var regstr1 = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
	var regstr2 = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,6}|[0-9]{1,3})(\\]?)$";
	var regExp1 = new RegExp(regstr1);
	var regExp2 = new RegExp(regstr2);
	var regExp3 = /[^a-zA-Z0-9\-_.@]/;
	if (!(!regExp1.test(_value) && regExp2.test(_value) && !regExp3.test(_value)) || !(_value.indexOf("@")>=0))
	{
		return false;
	}
	return true;
}

function validSubm()
{/*
	if (document.getElementById('name').value.trim().length < 2)
	{
		document.getElementById('message').innerHTML = 'Моля, въведете името си!';
		document.getElementById('name').focus();
		document.getElementById('name').select();
		return false;	
	}
	else if (!isEmail(document.getElementById('email').value.trim()))
	{
		document.getElementById('message').innerHTML = 'Моля, въведете коректна е-поща!';
		document.getElementById('email').focus();
		document.getElementById('email').select();
		return false;		
	}*/
	if (document.getElementById('msg').value.trim().length < 5)
	{
		document.getElementById('message').innerHTML = 'Моля, въведете съобщението!';
		document.getElementById('msg').focus();
		document.getElementById('msg').select();
		return false;		
	}
	
	document.getElementById('message').innerHTML = '';
	return true;
}