function SetBGM( FileName ){
	var agent = navigator.appName;
	agent = agent.toUpperCase();
	var IETag = "<BGSOUND SRC='"+ FileName +"' LOOP=1>";
	var NNTag = "<EMBED SRC='"+ FileName +"' AUTOSTART='true' WIDTH='0' HEIGHT='0' LOOP=1>";

	document.write(NNTag);
	
}