//位置调整

function hasDoctype()
{
	var ret=false;
	try{
		if(document.compatMode=="BackCompat")
			ret=false;
		else if (document.compatMode=="CSS1Compat")
			ret=true;
		else
			ret=true;
	}catch(e){
		ret=false
	}
	return ret;
}

function detectBrowser()
{
	var ret = "ie6"; // default
	var user_agent = navigator.userAgent;
	if(user_agent.indexOf("MSIE 6.0") > -1)
		ret = "ie6"
	else if(user_agent.indexOf("MSIE 7.0") > -1)
		ret = "ie7";
	else if(user_agent.indexOf("MSIE 8.0") > -1)
		ret = "ie8";
	else if(user_agent.indexOf("360") > -1)
		ret = "360";
	else if(user_agent.indexOf("Gecko") > -1)
		ret = "firefox";
	return ret;
}

function resize()
{
	//var docWidth = document.documentElement.clientWidth;

	var pageH = 0;
	var pageW = 0;
	var offset = -180;
	//var hasdoctype = hasDoctype();
	var browser = detectBrowser();
	if("ie6" == browser)
	{
		pageH = document.documentElement.offsetHeight;
		pageW = document.documentElement.offsetWidth;
		offset = -180;
	}
	else if("ie7" == browser)
	{
		pageH = document.documentElement.offsetHeight;
		pageW = document.documentElement.offsetWidth;
		offset = -180;
		/**
		if(hasdoctype)
		  pageW = document.documentElement.offsetWidth+21;
		else
		  pageW = document.documentElement.offsetWidth;
		*/
	}
	else if("ie8" == browser)
	{
		pageH = document.documentElement.offsetHeight;
		pageW = document.documentElement.offsetWidth;
		offset = -180;
	}
	else if("firefox" == browser)
	{
		pageH = window.innerHeight;
		// 21=17+4
		// 17 for document.documentElement.clientWidth in firefox 3
		// 4 for document.documentElement.scrollLeft in firefox 3 differently from ie6,ie7
		//
		pageW = document.documentElement.clientWidth+21;
		offset = -180;
	}
	else
	{
		pageH = document.documentElement.offsetHeight;
		pageW = document.documentElement.offsetWidth;
		offset = -180;
	}

	var center = pageW / 2;
	if(center <= 478)
	{
		center = 478;
	}
	document.getElementById("new_icon").style.left = (center-offset)+"px";
}