var _String						= function ( )
{
	var self					= this ; 

	self.name					= "String" ;

	self.isNullOrEmpty			= function( value )
	{
		return value == null || value == "" ;
	} ;

	self.htmlEncode				= function ( value )
	{
	   var	div					= document.createElement( "div" ) ;
	   var	text				= document.createTextNode( value ) ;
	   div.appendChild( text ) ;
	   return					div.innerHTML ;
	} ; 
} ;

var string						= new _String( ) ;