/************************************/ // Months_Gregorian // an enum that contains the months in the Gregorian calendar // Author: Terry Guarisco, Jr. /************************************/ var Months_Gregorian = { "January": 1, "February": 2, "March": 3, "April": 4, "May": 5, "June": 6, "July": 7, "August": 8, "September": 9, "October": 10, "November": 11, "December": 12 }; /************************************/ /* CompareDates(date1, date2) */ /* Compares two Date objects */ /* Returns 1 if date1 > date2, */ /* -1 if date1 < date2, */ /* 0 if date1 == date2 */ /* Author: Terry Guarisco, Jr. */ /************************************/ function CompareDates(date1, date2) { // check the year if ((date1.getFullYear() * 1) > (date2.getFullYear() * 1)) return 1; // date1 > date2 else if ((date1.getFullYear() * 1) < (date2.getFullYear() * 1)) return -1; // date1 < date2 // the years are equal...check the month if ((date1.getMonth() * 1) > (date2.getMonth() * 1)) return 1; // date1 > date2 else if ((date1.getMonth() * 1) < (date2.getMonth() * 1)) return -1; // date1 < date2 // the years and months are equal...check the day if ((date1.getDate() * 1) > (date2.getDate() * 1)) return 1; // date1 < date2 else if ((date1.getDate() * 1) < (date2.getDate() * 1)) return -1; // date1 > date2 // the dates are equal return 0; } /************************************************************/ /* CheckTextBoxMaxLength(testString, maxLength, showAlert) */ /* Determines if the provided textbox value's length */ /* is shorter than the specified maxLength, */ /* trims the textbox's value to the specified */ /* maxLength, and alerts the user, if needed. */ /* the string to the maxLength */ /* Author: Terry Guarisco, Jr. */ /************************************************************/ function CheckTextBoxMaxLength(textbox, maxLength, showAlert) { try { // validate textbox if (textbox == null) throw 'The provided textbox is null.'; // validate maxLength if (maxLength == null || maxLength < 0) throw 'maxLength is required and cannot be less than zero.'; // initialize showAlert, if needed if (showAlert == null) showAlert = false; // check max length if (textbox.value.length > maxLength) { textbox.value = textbox.value.substr(0, maxLength); // alert user. Try using the rad alert first if (window.radalert) { // alert user only if the alert is not already displayed if (document.getElementById('RadWindowContentFrameAlert') == null) radalert('Maximum number of characters has been reached.', '300px', '100px', 'ATTENTION'); } else { // rad alert not available. use browser alert alert('Maximum number of characters has been reached.'); } } } catch (ex) { alert(ex); } } /************************************/ /* StringIsNullOrEmpty(testString) */ /* Determines if the provided */ /* string is null or empty */ /* Returns true if null or empty */ /* false otherwise */ /* Author: Terry Guarisco, Jr. */ /************************************/ function StringIsNullOrEmpty(testString) { return (testString == null || testString.length < 1); } /* ** Returns the browser being used */ function GetBrowser() { var agt=navigator.userAgent.toLowerCase(); if (agt.indexOf("opera") != -1) return 'Opera'; if (agt.indexOf("staroffice") != -1) return 'Star Office'; if (agt.indexOf("webtv") != -1) return 'WebTV'; if (agt.indexOf("beonex") != -1) return 'Beonex'; if (agt.indexOf("chimera") != -1) return 'Chimera'; if (agt.indexOf("netpositive") != -1) return 'NetPositive'; if (agt.indexOf("phoenix") != -1) return 'Phoenix'; if (agt.indexOf("firefox") != -1) return 'Firefox'; if (agt.indexOf("safari") != -1) return 'Safari'; if (agt.indexOf("skipstone") != -1) return 'SkipStone'; if (agt.indexOf("msie") != -1) return 'Internet Explorer'; if (agt.indexOf("netscape") != -1) return 'Netscape'; if (agt.indexOf("mozilla/5.0") != -1) return 'Mozilla'; if (agt.indexOf('\/') != -1) { if (agt.substr(0,agt.indexOf('\/')) != 'mozilla') return navigator.userAgent.substr(0,agt.indexOf('\/')); else return 'Netscape'; } else if (agt.indexOf(' ') != -1) return navigator.userAgent.substr(0,agt.indexOf(' ')); else return navigator.userAgent; } /* ** Returns the caret (cursor) position of the specified text field. ** Return value range is 0-oField.length. */ function GetCaretPosition (oField) { // Initialize var iCaretPos = 0; // IE Support if (document.selection) { // Set focus on the element oField.focus (); // To get cursor position, get empty selection range var oSel = document.selection.createRange (); // Move selection start to 0 position oSel.moveStart ('character', -oField.value.length); // The caret position is selection length iCaretPos = oSel.text.length; } // Firefox support else if (oField.selectionStart || oField.selectionStart == '0') iCaretPos = oField.selectionStart; // Return results return (iCaretPos); } /* ** Sets the caret (cursor) position of the specified text field. ** Valid positions are 0-oField.length. */ function SetCaretPosition (oField, iCaretPos) { // IE Support if (document.selection) { // Set focus on the element oField.focus (); // Create empty selection range var oSel = document.selection.createRange (); // Move selection start and end to 0 position oSel.moveStart ('character', -oField.value.length); // Move selection start and end to desired position oSel.moveStart ('character', iCaretPos); oSel.moveEnd ('character', 0); oSel.select (); } // Firefox support else if (oField.selectionStart || oField.selectionStart == '0') { oField.selectionStart = iCaretPos; oField.selectionEnd = iCaretPos; oField.focus (); } } /**** RemoveHTML(textbox) Removes the html from the provided textbox, if needed ****/ function RemoveHTML(textbox, evt) { if (textbox == null) return; var charCode = (evt.which) ? evt.which : evt.keyCode if (charCode == 190) // greater than (>) textbox.value = StripHTML(textbox.value); } /**** StripHTML(htmlString) Strips the HTML and Javascript from the provided string ****/ function StripHTML(htmlString) { // validate input if (StringIsNullOrEmpty(htmlString) == true) return htmlString; // input valid, strip characters return htmlString.replace(/(<([^>]+)>)/ig, ''); } /**** String.prototype.trim provides a trim method for the String object ****/ String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g,""); } /**** String.prototype.trim provides a left trim method for the String object ****/ String.prototype.ltrim = function() { return this.replace(/^\s+/,""); } /**** String.prototype.trim provides a right trim method for the String object ****/ String.prototype.rtrim = function() { return this.replace(/\s+$/,""); } /**** InitializeRemainingCharacters(controlID) controlID : the ID of the control (not ClientID) Initializes the remaining character count of a textarea (This script should be registered as a startup script in Page_Load) ****/ function InitializeRemainingCharacters(controlID) { var txtRemainingChars = null; var txtInputTextbox = null; txtRemainingChars = document.getElementById('txtCharsRemaining_' + controlID); if (txtRemainingChars) { txtInputTextbox = document.getElementById(GetInputTextboxClientId(controlID)); if (txtInputTextbox) { var remainingChars = 500 - txtInputTextbox.value.length; // fix for IE, SOMETIMES the events do not fire in the correct order if (remainingChars < 0) remainingChars = 0; txtRemainingChars.value = remainingChars; } } } /**** MaxLength(field) This function checks to see if the characters entered by the user exceeds the max length, then imposes a Max Length on the textarea. ****/ function MaxLength(field) { if(field.value.length > 500) { return false; } } /**** MaxLengthPaste(field, maxLength) This function checks to see if the value being paste into the textarea exceeds the maxlength. ****/ function MaxLengthPaste(field, maxLength) { event.returnValue = false; if((field.value.length + window.clipboardData.getData("Text").length) > maxLength) { return false; } event.returnValue = true; } /**** TextMaxLength(obj, maxLength, event) determines if the max length has been reached ****/ function TextMaxLength(textbox, maxLength, event) { var charCode = (event.which) ? event.which : event.keyCode var max = maxLength - 1; var text = textbox.value; if(text.length > max) { // 8 is backspace, 9 is horizontal tab, 127 is delete var ignoreKeys = [8, 9, 127, 46]; for(i = 0; i < ignoreKeys.length; i++) { if(charCode == ignoreKeys[i]) return true; } return false; } else return true; } /**** FixTextarea(obj) This function sets the textbox's value to the max length substring ****/ function FixTextarea(textbox, maxLength) { if (textbox.value.length > maxLength) textbox.value = textbox.value.substring(0, maxLength); } /**** ClearFileInputs() uploadControlClientID (Required) : the ClientID of the telerik upload control This function clears the upload file inputs ****/ function ClearFileInputs(uploadControlClientID) { // validate input if (StringIsNullOrEmpty(uploadControlClientID) == true) throw 'The uploadControlClientID provided is null or empty.'; // get the upload control. var uploadControl = GetRadUploadByClientID(uploadControlClientID); // validate upload control if (uploadControl == null || uploadControl == 'undefined') throw 'The upload control with the provided client ID was not found.'; // get the input count var fileInputCount = uploadControl.getFileInputs().length; if (fileInputCount > 0) { for (var i = 0; i < fileInputCount; i++) { uploadControl.clearFileInputAt(i); } } } /**** IncreaseFileInputWidth(radUpload, args) This function modifies the size of the control on the page. ****/ function IncreaseFileInputWidth(radUpload, args) { var inputs = document.getElementsByTagName('INPUT'); for (var i = 0; i < inputs.length; i++) { if (inputs[i].type == "file") { //Set the size property according to your preference inputs[i].size = 33; } } } /************************************/ // ValidateFileTypes(radUpload, args) // This OnClientFileSelected event function determines if the selected file is valid AND clears the inputs // ALSO, the user is alerted if a function named HandleInvalidFileTypeError(), is defined /************************************/ function ValidateFileTypes(radUpload, args) { // hide the error if the function is available if (typeof ToggleInvalidFileTypeErrorMessage == 'function') ToggleInvalidFileTypeErrorMessage(false); // validate extension(s) if (radUpload.validateExtensions() == false) { // extension(s) invalid...clear the file input(s) var fileInputs = radUpload.getFileInputs(); for (var i = 0; i < fileInputs.length; i++) { if (fileInputs[i].id == args.get_fileInputField().id) { radUpload.clearFileInputAt(i); break; } } // handle the error if the function is available if (typeof HandleInvalidFileTypeError == 'function') HandleInvalidFileTypeError(); } } /************************************/ // GetRadUploadByClientID(uploadControlClientID) // Gets the radUpload control // uploadControlClientID (Required) : the ClientID of the telerik upload control // Returns the radUpload control if found, throws an exception otherwise // Author: Terry Guarisco, Jr. /************************************/ function GetRadUploadByClientID(uploadControlClientID) { // validate input if (StringIsNullOrEmpty(uploadControlClientID) == true) throw 'The uploadControlClientID provided is null or empty.'; // get the upload control. var uploadControl = GetRadUpload(uploadControlClientID); // validate upload control if (uploadControl == null || uploadControl == 'undefined') throw 'The upload control with the provided client ID was not found.'; return uploadControl; } /************************************/ // ImageIsUploaded(uploadControlClientID) // Determines if a file was uploaded or not // uploadControlClientID (Required) : the ClientID of the telerik upload control // Returns true if a file was chosen to be uploaded, false otherwise // Author: Terry Guarisco, Jr. /************************************/ function FileIsUploaded(uploadControlClientID) { // get the control var uploadControl = GetRadUploadByClientID(uploadControlClientID); // determine if at least one image was uploaded for (var i = 0; i < uploadControl.getFileInputs().length; i++) { if (uploadControl.getFileInputs()[i].value != '') return true; } // no file was uploaded return false; } /**** UploadEnabled(uploadControlClientID) uploadControlClientID: the ClientID of the telerik upload control Determines if the upload control is enabled Author: Terry Guarisco, Jr. ****/ function UploadEnabled(uploadControlClientID) { var uploadControl = GetRadUploadByClientID(uploadControlClientID); for (var i = 0; i < uploadControl.getFileInputs().length; i++) { if (uploadControl.getFileInputs()[i].disabled == false) return true; } return false; } /*************************************/ // IsNumericInput_KeyPress(sender, e) // Determines if the key pressed is numeric // returns true if the key pressed is numeric, false otherwise /*************************************/ function IsNumericInput_KeyPress(sender, e) { var charCode = (e.which) ? e.which : e.keyCode var text = ''; if (e.type == 'paste' && window.clipboardData.getData("Text") != null) text = window.clipboardData.getData("Text") else if (e.type == 'keypress') text = sender.value; // 8 is backspace, 9 is horizontal tab, 127 is delete // 48 -> 57 is 0 -> 9, respectivelyz var ignoreKeys = [8, 9, 127, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57]; for (i = 0; i < ignoreKeys.length; i++) { if (charCode == ignoreKeys[i]) return true; } return false; } /*************************************/ // IsNumericInput_Paste(sender, e) // Determines if the data being pasted is numeric // returns true if the data being pasted is numeric, false otherwise // Author: Terry Guarisco, Jr. /*************************************/ function IsNumericInput_Paste(sender, e) { var text = window.clipboardData.getData("Text"); if (text == null) return false; return !isNaN(text); } /*************************************/ // FixNumericInput(sender, e, maxValue) // maxValue (optional): the maximum value for the field // Disallows the user from entering data greater or less than the maxValue or minValue, respectively // Author: Terry Guarisco, Jr. /*************************************/ function FixNumericInput(sender, e, maxValue) { // verify the maxValue if (maxValue != null && isNaN(maxValue)) throw 'The provided maxValue must be null or an integer.'; // if input value is greater than the maximum value, reset input to max value if (maxValue != null && (sender.value * 1) > maxValue) sender.value = maxValue.toString(); } /*******************************************/ // DateStringIsValidDate(testDateString) // testDateString : the string to test for the existence of a valid date // Returns true if the provided string is a valid date, false otherwise // Author: Terry Guarisco, Jr. // To Improve: This function could be improved drastically by using a regular expression. This function can currently be incorrect in special cases. /*******************************************/ function DateStringIsValidDate(testDateString) { // make sure a string was provided if (StringIsNullOrEmpty(testDateString) == true) return false; // remove any dashes, slashes, and non-numeric charecters and test the length return (testDateString.replace('-', '').replace('-', '').replace('/', '').replace('/', '').replace(/^\s+|\s+$/g, '').length > 0); } /*******************************************/ // ControlIsValid(control) // control : the control to validate // Returns true if the control is valid, false otherwise // To Improve: This will actually return true for any valid object. /*******************************************/ function ControlIsValid(control) { return (control != null && control != 'undefined' && typeof control == 'object'); } /*******************************************/ // NoCheckboxesChecked() // determines if no checkbox on the page is checked // Returns true if no checkbox is checked, false otherwise /*******************************************/ function NoCheckboxesChecked() { // get an array of all checkboxes on the page var inputControls = document.getElementsByTagName('input'); if (inputControls && inputControls.length > 0) { // loop through all of the checkboxes for (var i = 0; i < inputControls.length; i++) { // we're only concerned with checkboxes if (inputControls[i].type == 'checkbox' && inputControls[i].checked == true) return false; // at least one checkbox is checked } } // no checkboxes checked return true; } /*******************************************/ // PromptForDeletion(sender) // sender : the control that raised the event // Prompts the user to confirm deletion // NOTE: a hidden field with ID 'hdnDeletionPromptAnswer' must be defined /*******************************************/ function PromptForDeletion(sender) { // this control is on the master page var hdnPromptAnswer = document.getElementById('hdnDeletionPromptAnswer'); if (!ControlIsValid(hdnPromptAnswer)) return false; // This is part of a workaround to raise the button click event. This is done // this way because my normal solution to this issue and telerik's solutionS have not worked if (StringIsNullOrEmpty(hdnPromptAnswer.value) == false) { var answer = hdnPromptAnswer.value; // clear the input hdnPromptAnswer.value = ''; if (answer == 'true') return true; else return false; } // this is the callback function for the radconfirm below var DeletionPromptCallback = function(arg) { hdnPromptAnswer.value = arg.toString(); // "click" the button again. This is part of a workaround to raise the button click event (see beginning of function). This is done // this way because my normal solution to this issue and telerik's solutionS have not worked document.getElementById(sender.id).click(); } // prompt user if (message != null) radconfirm('Are you sure you want to delete this record?', DeletionPromptCallback, 400, 200, this, 'ATTENTION'); return false; } /*******************************************/ // PromptForDeletion(sender, message) // sender : the control that raised the event // message : the message to display to the user // Prompts the user to confirm deletion // NOTE: a hidden field with ID 'hdnDeletionPromptAnswer' must be defined /*******************************************/ function PromptForDeletion(sender, message) { // this control is on the master page var hdnPromptAnswer = document.getElementById('hdnDeletionPromptAnswer'); if (!ControlIsValid(hdnPromptAnswer)) return false; // This is part of a workaround to raise the button click event. This is done // this way because my normal solution to this issue and telerik's solutionS have not worked if (StringIsNullOrEmpty(hdnPromptAnswer.value) == false) { var answer = hdnPromptAnswer.value; // clear the input hdnPromptAnswer.value = ''; if (answer == 'true') return true; else return false; } // this is the callback function for the radconfirm below var DeletionPromptCallback = function(arg) { hdnPromptAnswer.value = arg.toString(); // "click" the button again. This is part of a workaround to raise the button click event (see beginning of function). This is done // this way because my normal solution to this issue and telerik's solutionS have not worked document.getElementById(sender.id).click(); } // prompt user if (message != null) radconfirm(message, DeletionPromptCallback, 400, 200, this, 'ATTENTION'); return false; } /*********************************************** * Bookmark site script- © Dynamic Drive DHTML code library (www.dynamicdrive.com) * This notice MUST stay intact for legal use * Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code * * BookmarkSite(title, url) * displays the bookmark dialog * title : the title of the bookmark * url : the url of the bookmark ***********************************************/ function BookmarkSite(title, url) { if (window.sidebar) // firefox window.sidebar.addPanel(title, url, ""); else if (window.opera && window.print) // opera { var elem = document.createElement('a'); elem.setAttribute('href', url); elem.setAttribute('title', title); elem.setAttribute('rel', 'sidebar'); elem.click(); } else if (document.all) // ie window.external.AddFavorite(url, title); } //////////////////////////////////////////////// // This function returns the value of a query string given // the name of the string. //////////////////////////////////////////////// function querySt(str) { var addr = window.location.search.substring(1); var arry = addr.split("&"); for (i = 0; i < arry.length; i++) { var element = arry[i].split("="); if (element[0] == str) { return element[1]; } } } /*********************************/ // $style(ElementId, CssProperty) // gets the value of a css property for a specified control // ElementId : the id of the control for which to obtain the css property value // CssProperty : the css property for which to obtain the value /*********************************/ function $style(ElementId, CssProperty) { if (ElementId == null || CssProperty == null) return null; function $(stringId) { return document.getElementById(stringId); } if($(ElementId).currentStyle) { var convertToCamelCase = CssProperty.replace(/\-(.)/g, function(m, l){return l.toUpperCase()}); return $(ElementId).currentStyle[convertToCamelCase]; } else if (window.getComputedStyle) { var elementStyle = window.getComputedStyle($(ElementId), ''); return elementStyle.getPropertyValue(CssProperty); } } /************************************/ // GetDaysInMonth_Gregorian(month, year) // gets the number of days in the month according to the provided month and year (Gregorian calendar) // month : the month // year : the year // Author: Terry Guarisco, Jr. /************************************/ function GetDaysInMonth_Gregorian(month, year) { var days = 0; // get the month enum value according to the index, if needed if (!isNaN(month)) month = GetMonthsEnumValueFromIntegerValue(month); switch (month) { case Months_Gregorian.September: case Months_Gregorian.April: case Months_Gregorian.June: case Months_Gregorian.November: { days = 30; break; } case Months_Gregorian.January: case Months_Gregorian.March: case Months_Gregorian.May: case Months_Gregorian.July: case Months_Gregorian.August: case Months_Gregorian.October: case Months_Gregorian.December: { days = 31; break; } case Months_Gregorian.February: { if (!isNaN(year) && IsLeapYear(year)) days = 29; else days = 28; break; } } return days; } /********************/ // IsLeapYear(year) // determines if the provided year is a leap year // returns true if the year is a leap year, false otherwise /********************/ function IsLeapYear(year) { return (new Date(year, '1', '29').getDate() == 29); } /****************************/ // GetMonthsEnumValueFromIntegerValue(monthIndex) // monthIndex : the index of the month in the year (January == 1, December == 12) // returns the enum value of the monthIndex // Author: Terry Guarisco, Jr. /****************************/ function GetMonthsEnumValueFromIntegerValue(monthIndex) { // validate input if (isNaN(monthIndex) || monthIndex < 1 || monthIndex > 12) return null; var enumValue = null; switch (monthIndex * 1) { case 1: { enumValue = Months_Gregorian.January; break; } case 2: { enumValue = Months_Gregorian.February; break; } case 3: { enumValue = Months_Gregorian.March; break; } case 4: { enumValue = Months_Gregorian.April; break; } case 5: { enumValue = Months_Gregorian.May; break; } case 6: { enumValue = Months_Gregorian.June; break; } case 7: { enumValue = Months_Gregorian.July; break; } case 8: { enumValue = Months_Gregorian.August; break; } case 9: { enumValue = Months_Gregorian.September; break; } case 10: { enumValue = Months_Gregorian.October; break; } case 11: { enumValue = Months_Gregorian.November; break; } case 12: { enumValue = Months_Gregorian.December; break; } } return enumValue; } /****************************/ // GetRadWindow() // gets the current rad window /****************************/ function GetRadWindow() { var oWindow = null; if (window.radWindow) oWindow = window.radWindow; else if (window.frameElement.radWindow) oWindow = window.frameElement.radWindow; return oWindow; } /****************************/ // CloseWindow() // closes the current rad window /****************************/ function CloseWindow() { var oWnd = GetRadWindow(); oWnd.close(); } /****************************/ // CloseAndReloadParent() // closes the current rad window and reloads the parent page /****************************/ function CloseAndReloadParent() { var oWnd = GetRadWindow(); parent.location.href = parent.location.href; oWnd.close(); } /* createCookie() Creates cookies to store values */ function createCookie(name, value, days) { if (days) { var date = new Date(); date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000)); var expires = "; expires=" + date.toGMTString(); } else var expires = ""; document.cookie = name + "=" + value + expires + "; path=/"; } /* readCookie() Returns value of named cookie */ function readCookie(name) { var nameEQ = name + "="; var ca = document.cookie.split(';'); for (var i = 0; i < ca.length; i++) { var c = ca[i]; while (c.charAt(0) == ' ') c = c.substring(1, c.length); if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length); } return null; } //eraseCookie //Removes a cookie thats no longer needed function eraseCookie(name) { createCookie(name, "", -1); } //findPosX // Gets the Left Position of an object function findPosX(obj) { var curleft = 0; if (obj.offsetParent) { while (1) { curleft += obj.offsetLeft; if (!obj.offsetParent) break; obj = obj.offsetParent; } } else if (obj.x) curleft += obj.x; return curleft; } //findPosY // Gets the Top Position of an object function findPosY(obj) { var curtop = 0; if (obj.offsetParent) { while (1) { curtop += obj.offsetTop; if (!obj.offsetParent) break; obj = obj.offsetParent; } } else if (obj.y) curtop += obj.y; return curtop; }