if (typeof dameAjax != 'function') {

	var AJAX_READY = 4;
	
	dameAjax = function() {
	
		var http_request = false;
	
		if (window.XMLHttpRequest) { // Mozilla, Safari,...
			
			http_request = new XMLHttpRequest();
			
			if (http_request.overrideMimeType) {
				http_request.overrideMimeType('application/xml');
			}
			
		} else if (window.ActiveXObject) { // IE
		
			try {
				
				http_request = new ActiveXObject("Msxml2.XMLHTTP");
				
			} catch (e) {
				
				try {
					
					http_request = new ActiveXObject("Microsoft.XMLHTTP");
					
				} catch (e) {
					
					alert('Error');
					
				}
			}
		}
		
		return http_request;
	};
}