/* COLLAPSEMENU FUNCTIONS */
function toggleMiniframe(boxid,folded,expanded) {
	var pos = document.getElementById('box-'+boxid);
	if (pos.className == 'unfolded') {
		document.getElementById('box-'+boxid).className = 'folded';
		document.getElementById('icon-'+boxid).src = folded;
		document.cookie = "box-"+boxid+"=folded; expires=Wed, 11 Mar 2020 18:00:00 GMT; path=/";
	}
	else { 
		document.getElementById('box-'+boxid).className = 'unfolded';
		document.getElementById('icon-'+boxid).src = expanded;
		document.cookie = "box-"+boxid+"=unfolded; expires=Wed, 11 Mar 2020 18:00:00 GMT; path=/";
	}
}
function toggleFrame(boxid,folded,expanded) {
	var obj = document.getElementById('box-'+boxid);
	//alert(obj);
	if (obj.style.display == 'none') {
		obj.style.display = 'block';
		document.getElementById('icon-'+boxid).src = expanded;
	}
	else {
	   obj.style.display = 'none';
	   document.getElementById('icon-'+boxid).src = folded;
	}
}
function keepFrame(boxid,folded,expanded) {
	var obj = document.getElementById('box-'+boxid);
	obj.style.display = 'block';
	document.getElementById('icon-'+boxid).src = expanded;
}
function closeFrame(boxid,folded,expanded) {
	var obj = document.getElementById('box-'+boxid);
	obj.style.display = 'none';
	document.getElementById('icon-'+boxid).src = folded;
}
function closeFrameDelay(boxid,folded,expanded) {
	setTimeout('closeFrame(\''+boxid+'\',\''+folded+'\',\''+expanded+'\')', 1000);
}


// CAPTCHA reload
function new_freecap() {
	// loads new freecap image
	if(document.getElementById)
	{
		// extract image name from image source (i.e. cut off ?randomness)
		thesrc = document.getElementById("randomImg").src;
		thesrc = thesrc.substring(0,thesrc.lastIndexOf(".")+4);
		// add ?(random) to prevent caching
		document.getElementById("randomImg").src = thesrc+"?"+Math.round(Math.random()*10000);
	} else {
		alert("Unable to load captcha image");
	}
}

// mail validation check
function checkMail(email)
{
	var x = email;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)) return true;
	else return false;
}

// ***************************
/* Font isistyle switcher */
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() {
  return 'font_normal';
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*10000));
    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("isistyle");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

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

var cookie = readCookie("isistyle");
var title = cookie ? cookie : getPreferredStyleSheet();
if (title == 'null') {
  title = getPreferredStyleSheet();
}

setActiveStyleSheet(title);