/*******************************
'skype detect'
subtle modifications by "Webway"
2010
*******************************/

var activex = ((navigator.userAgent.indexOf('Win') != -1) && (navigator.userAgent.indexOf('MSIE') != -1) && (parseInt(navigator.appVersion) >= 4 ));
var CantDetect = ((navigator.userAgent.indexOf('Safari') != -1) || (navigator.userAgent.indexOf('Opera') != -1));
//popup info
function oopsPopup() {
	if((navigator.language && navigator.language.indexOf("ja") != -1) || (navigator.systemLanguage && navigator.systemLanguage.indexOf("ja") != -1) || (navigator.userLanguage && navigator.userLanguage.indexOf("ja") != -1)) {
	var URLtoOpen = "http://download.skype.com/share/skypebuttons/oops/oops_ja.html";
	} else {
	var URLtoOpen = "http://download.skype.com/share/skypebuttons/oops/oops.html";
	}
	var windowName = "oops";
	var popW = 540, popH = 305;
	var scrollB = 'no';
	w = screen.availWidth;
	h = screen.availHeight;
	var leftPos = (w-popW)/2, topPos = (h-popH)/2;
	oopswindow = window.open(URLtoOpen, windowName,'width=' + popW + ',height=' + popH + ',scrollbars=' + scrollB + ',screenx=' +leftPos +',screeny=' +topPos +',top=' +topPos +',left=' +leftPos);
	return false;
}

if(typeof(detected) == "undefined" && activex) {
	document.write(
	['<script language="VBscript">',
	'Function isSkypeInstalled()',
	'on error resume next',
	'Set oSkype = CreateObject("Skype.Detection")',
	'isSkypeInstalled = IsObject(oSkype)',
	'Set oSkype = nothing',
	'End Function',
	'</script>'].join("\n")
	);
}
//check skype
function skypeCheck() {
	if(CantDetect) {
		return true;
	} else if(!activex) {
		var skypeMime = navigator.mimeTypes["application/x-skype"];
		detected = true;
		if(typeof(skypeMime) == "object") {
			return true;
		} else {
			return oopsPopup();
		}
	} else {
		if(isSkypeInstalled()) {
			detected = true;
			return true;
		}
	}
	detected = true;
	return oopsPopup();
}
//detect on load
function loadDetection() {
	if(document.getElementById && document.getElementsByTagName) {
		if (window.addEventListener) window.addEventListener('load', addDetection, false);
		else if (window.attachEvent) window.attachEvent('onload', addDetection);
	}
}
//find skype button
function addDetection() {
	var skypeLink = $('a.skype');
	if(skypeLink.size()!=0){
		skypeLink.click(function(){
			 return skypeCheck();
		});
	}
/*
	var pageLinks = document.getElementsByTagName("a");
	for (var i=0; i < pageLinks.length; i++) {
		if(pageLinks[i].childNodes[0] && pageLinks[i].childNodes[0].src) {
			if((pageLinks[i].childNodes[0].src.indexOf('download.skype.com\/share\/skypebuttons') != -1 || pageLinks[i].childNodes[0].src.indexOf('mystatus.skype.com') != -1) && (typeof(pageLinks[i].onclick) == "undefined" || pageLinks[i].onclick == null)) {
			pageLinks[i].onclick = function sChk() { return skypeCheck(); }
			}
		}
	}
*/
}

loadDetection();