var fileName = "base.swf";

document.write("<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0' width='100%' height='100%' align='middle'>");
document.write("<param name = 'movie' value = '" + fileName +  "'/>");
document.write("<param name = 'quality' value = 'high' />");
document.write("<param name = 'menu' value = 'false' />");
document.write("<param name = 'scale' value = 'noscale' />");
document.write("<embed src = '" + fileName +  "' quality='high' menu='false' scale='noscale' type='application/x-shockwave-flash' pluginspage='http://www.macromedia.com/go/getflashplayer' height='100%' width='100%' align='middle'></embed>");
document.write("</object>");