function sprintf(str){
	var rv=str;
	var argv=sprintf.arguments;
	var i,r;
	for(i=1;i<argv.length;i++){
		r=new RegExp('%'+i+'\\$s','g');
		rv=rv.replace(r,argv[i]);
	}
	return(rv);
}

function swfObject(htmlId,width,height,movie,bgcolor,transparent){
	var o=document.getElementById(htmlId);
	if(o){
		//params
		var argv=swfObject.arguments;
		if(typeof(argv[6])!='undefined') var params=argv[6];
		else var params=new Array();
		var givenParam=false;
		if(params.sizeof!=0){
			var i;
			var j=0;
			var paramString=new Array();
			for(i in params){
				paramString[j]=i+'='+params[i];
				j++;
			}
			paramString=paramString.join('&');
			givenParam=true;
		}
		// swf object pattern
		var swfPattern='<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" width="%1$s" height="%2$s" align="middle">\n';
		swfPattern+='<param name="allowScriptAccess" value="always" />\n';
		swfPattern+='<param name="movie" value="%3$s" />\n';
		swfPattern+='<param name="quality" value="high" />\n';
		swfPattern+='<param name="bgcolor" value="%4$s" />\n';
		swfPattern+='<param name="menu" value="false" />\n';
		if(transparent)	swfPattern+='<param name="wmode" value="transparent" />\n';
		if(givenParam)	swfPattern+='<param name="flashvars" value="%5$s" />\n';
		swfPattern+='<embed src="%3$s" menu="false" quality="high"';
		if(transparent)	swfPattern+=' wmode="transparent" ';
		if(givenParam)	swfPattern+=' flashvars="%5$s" ';
		swfPattern+='bgcolor="%4$s" width="%1$s" height="%2$s" align="middle" allowScriptAccess="always" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />\n';
		swfPattern+='</object>';
		// write swf
		if(givenParam) var content=sprintf(swfPattern,width,height,movie,bgcolor,paramString);
		else  var content=sprintf(swfPattern,width,height,movie,bgcolor);
		o.innerHTML=content;
		return(true);
	}
	alert('"'+htmlId+'" id doesn\'t exists !\n Function can\'t write SWF.');
}