/*
	overLayFlash JS: Fullsize FLash Overlays 
	by Ken Murayama むらけん - http://www.muraken.biz

	
	本スクリプトの利用、あるいは利用できないことによって発生した損失や損害に対してむらけんならびにF-siteは一切責任を負いません。
	自由に改変、利用してもらって構いません。
	但し転載する場合は、引用元を明記し、リンクを張ってください。

*/
//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.org
//
function getPageScroll(){

	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}



//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.org
// Edit for Firefox by pHaez
//
function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}


	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}


//
// pause(numberMillis)
// Pauses code execution for specified time. Uses busy code, not good.
// Code from http://www.faqts.com/knowledge_base/view.phtml/aid/1602
//
function pause(numberMillis) {
	var now = new Date();
	var exitTime = now.getTime() + numberMillis;
	while (true) {
		now = new Date();
		if (now.getTime() > exitTime)
			return;
	}
}

function showFlash(objLink){
	var file = objLink.href;
	var ver = objLink.ver;
	if(navigator.appName.indexOf("Microsoft") != -1){
		var br = "ie";
	}else{
		var br = "other";
	}
	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();	
	var objBody = document.body;
	var objOverlay = document.createElement("div");
	var myTag= '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version='+ver+'" width="100%" height="100%" id="overlayFlash" align="middle"><param name="allowScriptAccess" value="sameDomain" /><param name="movie" value="'+file+'" /><param name="quality" value="high" /><param name="salign" value="lt" /><param name="wmode" value="transparent" /><param name="bgcolor" value="#ffffff" /><param name="FlashVars" value="br='+br+'" /><embed src="'+file+'" quality="high" salign="lt" swLiveConnect=true wmode="transparent" bgcolor="#ffffff" FlashVars="br='+br+'" width="100%" height="100%" name="overlayFlash" id="overlayFlash" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" /></object>';
	
	objOverlay.setAttribute('id','overlay');
	objOverlay.onclick = function () {hideFlash(); return false;}
	objOverlay.style.display = 'block';
	objOverlay.style.position = 'absolute';
	objOverlay.style.top = '0';
	objOverlay.style.left = '0';
	objOverlay.style.zIndex = '200';
 	objOverlay.style.width = '100%';
	objOverlay.style.height = (arrayPageSize[1] + 'px');
	objOverlay.innerHTML = myTag;
	objBody.insertBefore(objOverlay, objBody.firstChild);
	window.document.overlayFlash.onclick = function () {hideFlash(); return false;}
	objOverlay.style.display = 'block';
}


function hideFlash(){
	var objBody = document.body;
	objBody.removeChild(objBody.firstChild);
	objBody.removeChild(document.getElementById("overlay"));
}


function initoverLayFlash(){

	if (!document.getElementsByTagName){ return; }
	
	var anchors = document.getElementsByTagName("a");

	// loop through all anchor tags
	for (var i=0; i<anchors.length; i++){
		var anchor = anchors[i];

		if (anchor.getAttribute("href") && (anchor.getAttribute("rel") == "overLayFlash")){
			anchor.onclick = function () {
				showFlash(this); 
				return false;
			}
		}
		
	}
	
}


//
// addLoadEvent()
// Adds event to window.onload without overwriting currently assigned onload functions.
// Function found at Simon Willison's weblog - http://simon.incutio.com/
//

function addLoadEvent(func)
{	
	var oldonload = window.onload;
	if (typeof window.onload != 'function'){
    	window.onload = func;
	} else {
		window.onload = function(){
		oldonload();
		func();
		}
	}

}



addLoadEvent(initoverLayFlash);