function ErrorHandler() { } ErrorHandler.Handle_error = function ( e ) { try { ErrorHandler.Show_error( e.message ); } catch(e) { } } ErrorHandler.Show_error = function( message ) { try { if ( !ErrorHandler.Silent ) { alert( message ); } } catch(e) { } } function HTTPRequest() { // // Properties // this.request_object = null; this.async = true; this.onreadystatechange = null; // // Methods // this.get_request_object = get_request_object; this.send = send; this.is_busy = is_busy; this.abort = abort; this.get_readyState = get_readyState; this.get_status = get_status; this.get_responseText = get_responseText; function get_request_object() { try { if ( !this.request_object ) { var http_request; if ( typeof(XMLHttpRequest) != 'undefined' ) { http_request = new XMLHttpRequest(); } else { try { http_request = new ActiveXObject('Msxml2.XMLHTTP'); } catch(inner_e) { try { http_request = new ActiveXObject('Microsoft.XMLHTTP'); } catch(inner_e2) { } } } this.request_object = http_request; } return this.request_object; } catch(e) { throw e; } } function get_readyState() { try { if ( request_obj = this.get_request_object() ) { return request_obj.readyState; } return null; } catch( e ) { throw e; } } function get_status() { try { if ( request_obj = this.get_request_object() ) { return request_obj.status; } return null; } catch( e ) { throw e; } } function get_responseText() { try { if ( request_obj = this.get_request_object() ) { return request_obj.responseText; } return null; } catch( e ) { throw e; } } function send( which_url ) { try { var http_request_obj; if ( !(http_request_obj = this.get_request_object()) ) { throw 'Your web browser does not support this function.'; } if ( this.is_busy() ) { this.abort(); } if ( this.onreadystatechange ) { http_request_obj.onreadystatechange = this.onreadystatechange; } http_request_obj.open("GET", which_url, this.async); http_request_obj.send(null); } catch(e) { throw e; } } function is_busy() { try { if ( request_obj = this.get_request_object() ) { switch ( request_obj.readyState ) { case 1,2,3: return true; break; default: return 0; break; } } return 0; } catch(e) { throw e; } } function abort() { try { if ( this.request_object ) { this.request_object.onreadystatechange = null; this.request_object.abort(); } } catch(e) { throw e; } } } HTTPRequest.READYSTATE_COMPLETED = 4; HTTPRequest.STATUS_OK = 200; //// //// ScriptManager //// function ScriptManager() { } ScriptManager.include = function( file_name ) { try { var file_path; var head; var body; var request = new HTTPRequest(); var script_obj; script_obj = document.createElement('script'); script_obj.setAttribute('type', 'text/javascript'); if ( !ScriptManager.has_script_file_extension(file_name) ) { file_name = file_name + ScriptManager.script_file_extension; } file_path = ScriptManager.script_base_link + '/' + file_name; //alert( file_path ); request.async = false; request.send( file_path ); //alert( request.get_responseText() ); //window.eval( request.get_responseText() ); if ( typeof(script_obj.text) != 'undefined' ) { script_obj.text = request.get_responseText(); } else if ( typeof(script_obj.innerHTML) != 'undefined' ) { script_obj.innerHTML = request.get_responseText(); } if ( head = document.getElementsByTagName('head')[0] ) { head.appendChild(script_obj); } else if ( body = document.getElementsByTagName('body')[0] ) { body.appendChild(script_obj); } else { throw 'ScriptManager::include requires a or tag'; } } catch ( e ) { ScriptManager.ErrorHandler.handle_error(e); } } ScriptManager.has_script_file_extension = function( file_name ) { try { var ext = ScriptManager.script_file_extension; if ( ext ) { if ( file_name.substring(file_name.length - ext.length, file_name.length) == ext ) { return true; } } return 0; } catch ( e ) { throw e; } } ScriptManager.script_base_link = ''; ScriptManager.script_file_extension = '.js'; ScriptManager.ErrorHandler = ErrorHandler; ScriptManager.ErrorHandler.Silent = false;