CreateXmlHttpObj( );
	var http = XmlHttpObj;  
	
	function showCapcha(){
		http.open( 'get', '../ajax/php_showCapcha.php?key=' + encodeURIComponent( 1 ),true );
		
		http.onreadystatechange = handle_showCapcha;
		http.send( null );
	} 

    function handle_showCapcha(){
		
		if( http.readyState == 4 && http.status == 200 ){
		var response = http.responseText;
			if( response ){
				document.getElementById('capchaArea').innerHTML = response;
			}
		}
    }