function GetFile(filePath, onSuccessEventhandler){
    var ajax = (new Ajax()).Create(filePath, AjaxMethod.Get, AjaxConnection.Ascny, AjaxPreventCaching.True, AddToGlobals.False,	    
        function(objXHR){ 
            var obj = Json.StringToObject(objXHR.responseText);                       
            onSuccessEventhandler(obj)            
        },		
		function(objXHR){ 
            alert("Veri Alınamadı.");         
        }
    );  
	ajax.Invoke([], RequestHeader.ForFormPost);     
}