/**
 * wmv player write function
 */
document.write('<object id="wmvPlayer" classid="CLSID:22D6F312-B0F6-11D0-94AB-0080C74C7E95" height="220" width="240">');
document.write('<param name="filename" value="mms://oddspark.bmcdn.jp/oddspark/20060707_23_09.wmv">');
document.write('<param name="autostart" value="false">');
document.write('<param name="showpositioncontrols" value="false">');
document.write('<!--param name="ShowControls" value="false"-->');
document.write('<embed src="mms://oddspark.bmcdn.jp/oddspark/20060707_23_09.wmv" id="wmvPlayer" autostart="false" width="240" height="220" />');
document.write('</object>');

//------------------------------------------------------
/**
 * マウスホイールスクロール時にwmvプレイヤー部分がちらつくので
 * ホイール時はプレイヤーのvisible属性を"hidden"にする
 */
//
function displayWmvPlayer(){
	var obj = document.getElementById("wmvPlayer");
	obj.style.visibility = "visible";
}

function handle(delta) {
	var obj = document.getElementById("wmvPlayer");
	if (delta < 0) {
		// 下方向にまわした場合の処理
		obj.style.visibility = "hidden";
	} else {
		// 上方向にまわした場合の処理
		obj.style.visibility = "hidden";
	}
	setTimeout("displayWmvPlayer()", 500);
}

/** Event handler for mouse wheel event.
 */
function wheel(event){
	var delta = 0;
	if (!event) /* For IE. */
		event = window.event;
	if (event.wheelDelta) { /* IE/Opera. */
		delta = event.wheelDelta/120;
		if (window.opera)
			delta = -delta;
        }
		//else if (event.detail) { /** Mozilla case. */
		//	delta = -event.detail/3;
        //}
        /** If delta is nonzero, handle it.
         * Basically, delta is now positive if wheel was scrolled up,
         * and negative, if wheel was scrolled down.
         */
        if (delta)
			handle(delta);
		/**
		 * disabled page scroll
		 */
		/*
        if (event.preventDefault) {
			event.preventDefault();
        }
        event.returnValue = false;
		*/
}

/** Initialization code. 
 * If you use your own event management code, change it as required.
 */
if (window.addEventListener){
	window.addEventListener('DOMMouseScroll', wheel, false);
}
window.onmousewheel = document.onmousewheel = wheel;