/* This script and many more are available free online at
The JavaScript Source!! http://javascript.internet.com
Created by: Steve Chipman | http://slayeroffice.com/ */

// constants to define the title of the alert and button text.
var ALERT_TITLE = "ProfilesPlus!";
var ALERT_BUTTON_TEXT = "OK";
var ALERT_BUTTON_TEXT_CANCEL = "Cancel";

// over-ride the alert method only if this a newer browser.
// Older browser will see standard alerts
/*if(document.getElementById) {
  window.alert = function(txt) {
    createCustomAlert(txt);
  }
}*/

function createCustomAlert(txt,conf) {
    // shortcut reference to the document object
    d = document;
    
    // if the modalContainer object already exists in the DOM, bail out.
    if(d.getElementById("modalContainer")) return;
    
    // create the modalContainer div as a child of the BODY element
    mObj = d.getElementsByTagName("body")[0].appendChild(d.createElement("div"));
    mObj.id = "modalContainer";
    // make sure its as tall as it needs to be to overlay all the content on the page
    mObj.style.height = document.documentElement.scrollHeight + "px";
    
    // create the DIV that will be the alert 
    alertObj = mObj.appendChild(d.createElement("div"));
    alertObj.id = "alertBox";
    // MSIE doesnt treat position:fixed correctly, so this compensates for positioning the alert
    if(d.all && !window.opera) alertObj.style.top = document.documentElement.scrollTop + "px";
    // center the alert box
    alertObj.style.left = (d.documentElement.scrollWidth - alertObj.offsetWidth)/2 + "px";
    
    // create an H1 element as the title bar
    h1 = alertObj.appendChild(d.createElement("h1"));
    h1.appendChild(d.createTextNode(ALERT_TITLE));
    
    // create a paragraph element to contain the txt argument
    msg = alertObj.appendChild(d.createElement("p"));
    msg.innerHTML = txt;
    
    if(conf==1){
        // create an anchor element to use as the confirmation button.
        btn = alertObj.appendChild(d.createElement("a"));
        btn.id = "closeBtn";
        btn.appendChild(d.createTextNode(ALERT_BUTTON_TEXT));
        btn.href = "#";
        // set up the onclick event to remove the alert when the anchor is clicked
        btn.onclick = function() { removeCustomAlert();auto_logout(iSessionTimeout2,iSessTimeOut2,resetSession);return false; }  
        // create an anchor element to use as the confirmation button.
        btn2 = alertObj.appendChild(d.createElement("a"));
        btn2.id = "closeBtn2";
        btn2.appendChild(d.createTextNode(ALERT_BUTTON_TEXT_CANCEL));
        btn2.href = "#";
        // set up the onclick event to remove the alert when the anchor is clicked
        btn2.onclick = function() { removeCustomAlert();winCloseBefore();return false; }
    }
    
    else if(conf==2){
        // create an anchor element to use as the confirmation button.
        btn = alertObj.appendChild(d.createElement("a"));
        btn.id = "closeBtn";
        btn.appendChild(d.createTextNode("YES"));
        btn.href = "#";
        // set up the onclick event to remove the alert when the anchor is clicked
        btn.onclick = function() { removeCustomAlert(); yesClicked(); return true;}  
        // create an anchor element to use as the confirmation button.
        btn2 = alertObj.appendChild(d.createElement("a"));
        btn2.id = "closeBtn2";
        btn2.appendChild(d.createTextNode("NO"));
        btn2.href = "#";
        // set up the onclick event to remove the alert when the anchor is clicked
        btn2.onclick = function() { removeCustomAlert(); noClicked(); return false;}
    }
    
    else{
        btn = alertObj.appendChild(d.createElement("a"));
        btn.id = "closeBtn";
        btn.appendChild(d.createTextNode(ALERT_BUTTON_TEXT));
        btn.href = "#";
        // set up the onclick event to remove the alert when the anchor is clicked
        btn.onclick = function() { removeCustomAlert();return false; }  
    }
}



function createCustomAlertBefore(txt) {
    // shortcut reference to the document object
    d = document;
    
    // if the modalContainer object already exists in the DOM, bail out.
    if(d.getElementById("modalContainer")) return;
    
    // create the modalContainer div as a child of the BODY element
    mObj = d.getElementsByTagName("body")[0].appendChild(d.createElement("div"));
    mObj.id = "modalContainer";
    // make sure its as tall as it needs to be to overlay all the content on the page
    mObj.style.height = document.documentElement.scrollHeight + "px";
    
    // create the DIV that will be the alert 
    alertObj = mObj.appendChild(d.createElement("div"));
    alertObj.id = "alertBox";
    // MSIE doesnt treat position:fixed correctly, so this compensates for positioning the alert
    if(d.all && !window.opera) alertObj.style.top = document.documentElement.scrollTop + "px";
    // center the alert box
    alertObj.style.left = (d.documentElement.scrollWidth - alertObj.offsetWidth)/2 + "px";
    
    // create an H1 element as the title bar
    h1 = alertObj.appendChild(d.createElement("h1"));
    h1.appendChild(d.createTextNode(ALERT_TITLE));
    
    // create a paragraph element to contain the txt argument
    msg = alertObj.appendChild(d.createElement("p"));
    msg.innerHTML = txt;
    
    // create an anchor element to use as the confirmation button.
    btn = alertObj.appendChild(d.createElement("a"));
    btn.id = "closeBtn";
    btn.appendChild(d.createTextNode(ALERT_BUTTON_TEXT));
    btn.href = "#";
    // set up the onclick event to remove the alert when the anchor is clicked
    btn.onclick = function() { removeCustomAlert();winClose();return false; }  
}

// removes the custom alert from the DOM
function removeCustomAlert() {
    document.getElementsByTagName("body")[0].removeChild(document.getElementById("modalContainer"));
}