<!--//
var nExpTime = 30*24*60*60*1000;
var styleKey = "http://usagi-js.com@style";
function InitStyle()
{
	var styleName = GetCookie(styleKey);
	if (styleName != "")
	{
		ApplyStyle(styleName);
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}
function InitBlogStyle()
{
	var styleName = GetCookie(styleKey);
	if (styleName != "")
	{
		ApplyBlogStyle(styleName);
	}
}
function ApplyStyle(styleName)
{
	if (styleName == "none")
	{
		return;
	}
	if (document.all)
	{
		document.all.tags("link").item(1).href = "http://usagi-js.com/" + styleName + ".css";
	}
	if (document.getElementByTagName)
	{
		document.getElementByTagName("link").items(1).href = "http://usagi-js.com/" + styleName + ".css";
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}
function ApplyBlogStyle(styleName)
{
	if (styleName == "none")
	{
		return;
	}
	if (document.getElementById)
	{
		document.getElementById("usagistyle").href = "http://usagi-js.com/" + styleName + "_blog.css";
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}
function ChangeSamplePage(pageNumber)
{
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	location.href = nextUrl;
}
function ChangeFunctionPage(pageNumber)
{
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	{
		return;
	}
	nextUrl = "http://usagi-js.com/jslecture/Function" + pageNumber + ".htm";
	location.href = nextUrl;
}
function ApplyStyleWithCookie(styleName)
{
	if (styleName == "none")
	{
		return;
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	SetCookie(styleKey, styleName);
	if (document.all)
	{
		document.all.tags("link").item(1).href = "http://usagi-js.com/" + styleName + ".css";
	}
	if (document.getElementByTagName)
	{
		document.getElementByTagName("link").items(1).href = "http://usagi-js.com/" + styleName + ".css";
	}
}
function ApplyBlogStyleWithCookie(styleName)
{
	if (styleName == "none")
	{
		return;
	}
	SetCookie(styleKey, styleName);
	if (document.getElementById)
	{
		document.getElementById("usagistyle").href = "http://usagi-js.com/" + styleName + "_blog.css";
	}
	
}
function GetCookie(strName)
{
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	var nLength = 0;
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		nLoop = document.cookie.indexOf(" ", nLoop) + 1;
		if (nLoop == 0)
		{
			break;
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	return strReturn;
}
function SetCookie(strName, strValue)
{
	var dtExpire = new Date();
	dtExpire.setTime(dtExpire.getTime() + nExpTime);
	document.cookie = strName + "=" + strValue + "; expires=" + dtExpire.toGMTString();
}
-->