//randomizer

rnd.today=new Date();
rnd.seed=rnd.today.getTime();

function rnd() {
         rnd.seed = (rnd.seed*9301+49297) % 233280;
         return rnd.seed/(233280.0);
};

function rand(number) {
         return Math.ceil(rnd()*number);
}

//popup

function formHandler(form) {
var windowprops = "height=500,width=700,location=yes,"
+ "scrollbars=yes,menubars=yes,toolbar=yes,resizable=yes";

var URL = form.site.options[form.site.selectedIndex].value;
popup = window.open(URL,"MenuPopup",windowprops);
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

//active stylesheets

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++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

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("styleside");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("styleside", title, 365);
}

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

//auto file type class

function fileLinks() {
    var fileLink;
    if (document.getElementsByTagName('a')) {
        for (var i = 0; (fileLink = document.getElementsByTagName('a')[i]); i++) {
            if (fileLink.href.indexOf('.pdf') != -1) {
                fileLink.setAttribute('target', '_blank');
                fileLink.className = 'pdflink';
            }
            if (fileLink.href.indexOf('.doc') != -1) {
                fileLink.setAttribute('target', '_blank');
                fileLink.className = 'doclink';
            }
            if (fileLink.href.indexOf('.flv') != -1) {
                fileLink.setAttribute('target', '_blank');
                fileLink.className = 'videolink';
            }
            if (fileLink.href.indexOf('.mov') != -1) {
                fileLink.setAttribute('target', '_blank');
                fileLink.className = 'videolink';
            }
            if (fileLink.href.indexOf('.mpg') != -1) {
                fileLink.setAttribute('target', '_blank');
                fileLink.className = 'videolink';
            }
            if (fileLink.href.indexOf('.wmv') != -1) {
                fileLink.setAttribute('target', '_blank');
                fileLink.className = 'videolink';
            }
            if (fileLink.href.indexOf('.mp3') != -1) {
                fileLink.setAttribute('target', '_blank');
                fileLink.className = 'audiolink';
            }
            if (fileLink.href.indexOf('.wma') != -1) {
                fileLink.setAttribute('target', '_blank');
                fileLink.className = 'audiolink';
            }
        }
    }
}
window.onload = function() {
    fileLinks();
}