function WebForm_PostBackOptions(eventTarget, eventArgument, validation, validationGroup, actionUrl, trackFocus, clientSubmit) { this.eventTarget = eventTarget; this.eventArgument = eventArgument; this.validation = validation; this.validationGroup = validationGroup; this.actionUrl = actionUrl; this.trackFocus = trackFocus; this.clientSubmit = clientSubmit; } function WebForm_DoPostBackWithOptions(options) { var validationResult = true; if (options.validation) { if (typeof(Page_ClientValidate) == 'function') { validationResult = Page_ClientValidate(options.validationGroup); } } if (validationResult) { if ((typeof(options.actionUrl) != "undefined") && (options.actionUrl != null) && (options.actionUrl.length > 0)) { theForm.action = options.actionUrl; } if (options.trackFocus) { var lastFocus = theForm.elements["__LASTFOCUS"]; if ((typeof(lastFocus) != "undefined") && (lastFocus != null)) { if (typeof(document.activeElement) == "undefined") { lastFocus.value = options.eventTarget; } else { var active = document.activeElement; if ((typeof(active) != "undefined") && (active != null)) { if ((typeof(active.id) != "undefined") && (active.id != null) && (active.id.length > 0)) { lastFocus.value = active.id; } else if (typeof(active.name) != "undefined") { lastFocus.value = active.name; } } } } } } if (options.clientSubmit) { __doPostBack(options.eventTarget, options.eventArgument); } } var __pendingCallbacks = new Array(); var __synchronousCallBackIndex = -1; function WebForm_DoCallback(eventTarget, eventArgument, eventCallback, context, errorCallback, useAsync) { var postData = __theFormPostData + "__CALLBACKID=" + WebForm_EncodeCallback(eventTarget) + "&__CALLBACKPARAM=" + WebForm_EncodeCallback(eventArgument); if (theForm["__EVENTVALIDATION"]) { postData += "&__EVENTVALIDATION=" + WebForm_EncodeCallback(theForm["__EVENTVALIDATION"].value); } var xmlRequest,e; try { xmlRequest = new XMLHttpRequest(); } catch(e) { try { xmlRequest = new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) { } } var setRequestHeaderMethodExists = true; try { setRequestHeaderMethodExists = (xmlRequest && xmlRequest.setRequestHeader); } catch(e) {} var callback = new Object(); callback.eventCallback = eventCallback; callback.context = context; callback.errorCallback = errorCallback; callback.async = useAsync; var callbackIndex = WebForm_FillFirstAvailableSlot(__pendingCallbacks, callback); if (!useAsync) { if (__synchronousCallBackIndex != -1) { __pendingCallbacks[__synchronousCallBackIndex] = null; } __synchronousCallBackIndex = callbackIndex; } if (setRequestHeaderMethodExists) { xmlRequest.onreadystatechange = WebForm_CallbackComplete; callback.xmlRequest = xmlRequest; // e.g. http: var action = theForm.action || document.location.pathname, fragmentIndex = action.indexOf('#'); if (fragmentIndex !== -1) { action = action.substr(0, fragmentIndex); } if (!__nonMSDOMBrowser) { var queryIndex = action.indexOf('?'); if (queryIndex !== -1) { var path = action.substr(0, queryIndex); if (path.indexOf("%") === -1) { action = encodeURI(path) + action.substr(queryIndex); } } else if (action.indexOf("%") === -1) { action = encodeURI(action); } } xmlRequest.open("POST", action, true); xmlRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=utf-8"); xmlRequest.send(postData); return; } callback.xmlRequest = new Object(); var callbackFrameID = "__CALLBACKFRAME" + callbackIndex; var xmlRequestFrame = document.frames[callbackFrameID]; if (!xmlRequestFrame) { xmlRequestFrame = document.createElement("IFRAME"); xmlRequestFrame.width = "1"; xmlRequestFrame.height = "1"; xmlRequestFrame.frameBorder = "0"; xmlRequestFrame.id = callbackFrameID; xmlRequestFrame.name = callbackFrameID; xmlRequestFrame.style.position = "absolute"; xmlRequestFrame.style.top = "-100px" xmlRequestFrame.style.left = "-100px"; try { if (callBackFrameUrl) { xmlRequestFrame.src = callBackFrameUrl; } } catch(e) {} document.body.appendChild(xmlRequestFrame); } var interval = window.setInterval(function() { xmlRequestFrame = document.frames[callbackFrameID]; if (xmlRequestFrame && xmlRequestFrame.document) { window.clearInterval(interval); xmlRequestFrame.document.write(""); xmlRequestFrame.document.close(); xmlRequestFrame.document.write('

'); xmlRequestFrame.document.close(); xmlRequestFrame.document.forms[0].action = theForm.action; var count = __theFormPostCollection.length; var element; for (var i = 0; i < count; i++) { element = __theFormPostCollection[i]; if (element) { var fieldElement = xmlRequestFrame.document.createElement("INPUT"); fieldElement.type = "hidden"; fieldElement.name = element.name; fieldElement.value = element.value; xmlRequestFrame.document.forms[0].appendChild(fieldElement); } } var callbackIdFieldElement = xmlRequestFrame.document.createElement("INPUT"); callbackIdFieldElement.type = "hidden"; callbackIdFieldElement.name = "__CALLBACKID"; callbackIdFieldElement.value = eventTarget; xmlRequestFrame.document.forms[0].appendChild(callbackIdFieldElement); var callbackParamFieldElement = xmlRequestFrame.document.createElement("INPUT"); callbackParamFieldElement.type = "hidden"; callbackParamFieldElement.name = "__CALLBACKPARAM"; callbackParamFieldElement.value = eventArgument; xmlRequestFrame.document.forms[0].appendChild(callbackParamFieldElement); if (theForm["__EVENTVALIDATION"]) { var callbackValidationFieldElement = xmlRequestFrame.document.createElement("INPUT"); callbackValidationFieldElement.type = "hidden"; callbackValidationFieldElement.name = "__EVENTVALIDATION"; callbackValidationFieldElement.value = theForm["__EVENTVALIDATION"].value; xmlRequestFrame.document.forms[0].appendChild(callbackValidationFieldElement); } var callbackIndexFieldElement = xmlRequestFrame.document.createElement("INPUT"); callbackIndexFieldElement.type = "hidden"; callbackIndexFieldElement.name = "__CALLBACKINDEX"; callbackIndexFieldElement.value = callbackIndex; xmlRequestFrame.document.forms[0].appendChild(callbackIndexFieldElement); xmlRequestFrame.document.forms[0].submit(); } }, 10); } function WebForm_CallbackComplete() { for (var i = 0; i < __pendingCallbacks.length; i++) { callbackObject = __pendingCallbacks[i]; if (callbackObject && callbackObject.xmlRequest && (callbackObject.xmlRequest.readyState == 4)) { if (!__pendingCallbacks[i].async) { __synchronousCallBackIndex = -1; } __pendingCallbacks[i] = null; var callbackFrameID = "__CALLBACKFRAME" + i; var xmlRequestFrame = document.getElementById(callbackFrameID); if (xmlRequestFrame) { xmlRequestFrame.parentNode.removeChild(xmlRequestFrame); } WebForm_ExecuteCallback(callbackObject); } } }