//browser detection
var strUserAgent = navigator.userAgent.toLowerCase();
var isIE = strUserAgent.indexOf("msie") > -1;

// Manage window.onload scripts
var onloadScripts = new Array();

function onloadProcess() {
    for (var i = 0; i < onloadScripts.length; i++) {
        eval(onloadScripts[i]);
    }
}

function onloadAdd(func) {
    onloadScripts[onloadScripts.length] = func;
}

// Add onload
window.onload = onloadProcess;

/*
    String
*/
// Ends With
if (!String.prototype.endswith) {
    String.prototype.endswith = function (suffix) {
        var startPos = this.length - suffix.length;
        if (startPos < 0) {
            return false;
        }
        return (this.lastIndexOf(suffix, startPos) == startPos);
    };
}
// Starts With
if (!String.prototype.startswith) {
    String.prototype.startswith = function (prefix) {
        return (this.indexOf(prefix) == 0);
    };
}
// Contains
if (!String.prototype.contains) {
    String.prototype.contains = function (content) {
        return (this.indexOf(content) > -1);
    };
}

/*
Array
*/
Array.prototype.contains = function (element) {
    for (var i = 0; i < this.length; i++) {
        if (this[i] == element) {
            return true;
        }
    }
    return false;
}

Array.prototype.arraycontains = function (element) {
    for (var i = 0; i < this.length; i++) {
        if (this[i][0] == element) {
            return true;
        }
    }
    return false;
}

Array.prototype.get = function (element) {
    for (var i = 0; i < this.length; i++) {
        if (this[i][0] == element) {
            return this[i];
        }
    }
    return null;
}

Array.prototype.getnextitem = function (element) {
    var retel = 9999999999;
    for (var i = 0; i < this.length; i++) {
        if (this[i][0] > element) {
            retel = Math.min(this[i][0], retel);
        }
    }
    if (retel != 9999999999) {
        return this.get(retel);
    }
    else {
        return null;
    }
}

// Grey out
function greyOut(vis, divid) {

    if (!divid) {
        divid = "greyout";
    }

    var cdark = document.getElementById(divid);

    if (vis) {
        //set the shader to cover the entire page and make it visible.
        cdark.style.opacity = 0.7;
        cdark.style.MozOpacity = 0.7;
        cdark.style.filter = 'alpha(opacity=' + 70 + ')';
        cdark.className = 'greyout';
    } else {
        cdark.className = 'hidden';
    }
}

/*
AJAX Method Failure
*/
function ajaxfailure(ex, ctx, methodName) {
    alert(ex.get_message());
    // Hide any passed loader animations
    if (ctx) {
        if (ctx.greyout == "true") {
            greyOut(false);
        }
    }
}

/*
Search
*/

function searchtext(o, f) {
    if (f == 1) {
        if (o.value == "Search...") {
            o.value = "";
        }
    }
    else {
        if (o.value == "") {
            o.value = "Search...";
        }
    }
}

/*
Validations
*/
function ValidateItem(ftype, fvalue) {
    switch (ftype) {
        case "integer":
            var objRegExp = /(^-?\d\d*$)/;
            //check for integer characters
            return objRegExp.test(fvalue);
        case "decimal":
            var objRegExp = /(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)/;
            //check for numeric characters
            return objRegExp.test(fvalue);
        case "currency":
            var objRegExp = /(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)/;
            //check for numeric characters
            return objRegExp.test(fvalue);
        case "email":
            var objRegExp = /^.+@[^\.].*\.[a-z]{2,}$/;
            //check for format
            return objRegExp.test(fvalue);
        case "date":
            var objRegExp;
            var dValue = fvalue;
            if (dValue.indexOf(" ") > -1) {
                // Date and time format
                objRegExp = /^\d{1,2}(\-|\/)\d{1,2}\1\d{4}\s\d{1,2}\:\d{1,2}$/;
            }
            else {
                // date format
                objRegExp = /^\d{1,2}(\-|\/)\d{1,2}\1\d{4}$/;
            }
            //check to see if in correct format
            if (!objRegExp.test(dValue)) {
                return false;
            }
            else {
                if (dValue.indexOf(" ") > -1) {
                    dValue = dValue.substr(0, dValue.indexOf(" "));
                }

                var strSeparator = dValue.substring(2, 3) //find date separator
                var arrayDate = dValue.split(strSeparator); //split date into month, day, year
                //create a lookup for months not equal to Feb.
                var arrayLookup = { '01': 31, '03': 31, '04': 30, '05': 31, '06': 30, '07': 31, '08': 31, '09': 30, '1': 31, '3': 31, '4': 30, '5': 31, '6': 30, '7': 31, '8': 31, '9': 30, '10': 31, '11': 30, '12': 31 }
                // Get month day and year
                var intDay = parseInt(arrayDate[0], 10);
                var intMonth = parseInt(arrayDate[1], 10);
                var intYear = parseInt(arrayDate[2]);

                //check if month value and day value agree
                if (arrayLookup[intMonth] != null) {
                    if (intDay <= arrayLookup[intMonth] && intDay != 0) {
                        //found in lookup table, good date
                        return true;
                    }
                }

                //check for February
                if (intMonth == 2) {
                    if (intDay > 0 && intDay < 29) {
                        // Good date
                        return true;
                    }
                    else if (intDay == 29) {
                        if ((intYear % 4 == 0) && (intYear % 100 != 0) || (intYear % 400 == 0)) {
                            // year div by 4 and ((not div by 100) or div by 400) ->ok
                            // Good date
                            return true;
                        }
                    }
                }
            }
            //any other values, bad date
            return false;
    }
} 


// Newsletter Unsubscribe
function unsubscribe() {
    if (document.getElementById("txtunsubscribeemail").value == "") {
        return false;
    }
    if (!ValidateItem("email", document.getElementById("txtunsubscribeemail").value)) {
        alert("Invalid e-mail address");
        return false;
    }
    PageMethods.Newslstter_Unsubscribe(document.getElementById("txtunsubscribeemail").value, unsubscribesuccess, ajaxfailure);
}

function unsubscribesuccess(value, ctx, methodName) {
    document.getElementById("unsubscribeform").className = "hidden";
    document.getElementById("unsubscribeconfirm").className = "";
}