var defaultStyle = "small"

function setURL(pSize,pType) {
var d = new Date();
var curr_hour = d.getHours();
var curr_min = d.getMinutes();
var curr_sec = d.getSeconds();
var tUrl = location.href+"???";
var xUrl = tUrl.substring(0,tUrl.indexOf("?"));

createCookie("pwebsize", pSize, 3);
createCookie("pwebtype", pType, 3);
createCookie("pwebstyle", pType, 3);
setActiveStyleSheet(pType);                   
}

function setActiveStyleSheet(title) {
    var i, a, main;
    for (i = 0; (a = document.getElementsByTagName("link")[i]); i++) {
        if (a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
            a.disabled = true;
            if (a.getAttribute("title") == title) a.disabled = false;
        }
    }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for (i = 0; (a = document.getElementsByTagName("link")[i]); i++) 
  {
    //alert(a.getAttribute("rel").indexOf("style"));
    //alert(a.getAttribute("rel").indexOf("alt"));
    //alert(a.getAttribute("title"));
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function setActiveStyleSheetIcon(title) {
    var imageName
    var imageFileName

    if (title == "small") {
        imageName = "textsize1"
        imageFileName = "textsize01_btn_02b.png"
    }
    if (title == "medium") {
        imageName = "textsize2"
        imageFileName = "textsize01_btn_03b.png"
    }
    if (title == "large") {
        imageName = "textsize3"
        imageFileName = "textsize01_btn_04b.png"
    }

    if (document.images) {
        document[imageName].src = "images/common/" + imageFileName;
    }
}


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 expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

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;
}

window.onload = function(e) {
    var cookie = readCookie("pwebstyle");
    var title = cookie ? cookie : getPreferredStyleSheet();

    //title = defaultStyle;
    if (title == null || title == "null" || title == "") {
        //title = defaultStyle;
    }
    //alert(title);
    setActiveStyleSheet(title);
    //setActiveStyleSheetIcon(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("pwebstyle", title, 3);
  createCookie("pwebtype", title, 3);
}

var cookie = readCookie("pwebstyle");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);