$(document).ready(function() {
	pngfix();
}); 

/*  page scroll 
**************************************************************/
$(function() {
	$('a[href*=#]').click(function() {
		if (location.pathname.replace(/^\//,'') == this.pathname.replace(/^\//,'') && location.hostname == this.hostname) {
			var target = $(this.hash);
			target = target.length && target;
			if (target.length) {
				var sclpos = 30;
				var scldurat = 1200;
				var targetOffset = target.offset().top - sclpos;
				$('html,body')
					.animate({scrollTop: targetOffset}, {duration: scldurat, easing: "easeOutExpo"});
				return false;
			}
		}
	});
});

/* ping fix
**************************************************************/
function pngfix(){ if(navigator.userAgent.match (/MSIE (5\.5|6\.)/)){for(var i=0; i<document.images.length; i++){
	var img = document.images[i];if (img.src.match (/\.png/i)){ var imgStyle = "display:inline-block;";
	if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle;
	var html = "<span style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'" + img.src + "\', sizingMethod='image');\"></span>";img.outerHTML = html;i = i-1;}}}}


/* font size
***************************************************************/
function setActiveStyleSheet(title) {
  var i, a, main, b;
  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("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

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

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

/* pop up
***************************************************************/

window.onload=autoPOP;

function autoPOP()
{
	var x = document.getElementsByTagName('a');
	for (var i=0;i<x.length;i++)
	{
		if (x[i].getAttribute('className') == 'popup' || x[i].getAttribute('class') == 'popup')
		{
			x[i].onclick = function () {
			return winOpen(this.href)
			}
			x[i].title += '';
		}
	}
};

function winOpen(url) {
	window.open(
		url,
		'popup',
		'width=600,height=750,scrollbars=1,resizable=1'
	);

	return false;
};