// FlashParameters
var params = {
 quality: "high",
 wmode: "opaque",
 bgcolor: "#ffffff",
 base: "."
};


//SWFファイルへのパス、書き出し先のブロック要素のID、width、height、FPバージョン,
swfobject.embedSWF("ycr_top.swf", "flashArea", "900", "340", "9.0.0", "wmode", "opaque", params);