var adarray = new Array()
adarray[0]= "/images/img/ad_reg_1.swf"
adarray[1]= "/upfile/ad/20090525114839.swf"
//adarray[2]= "/images/img/ad_reg_1.swf"
//adarray[3]= "/images/img/ad_reg_1.swf"
var swfwidth=724;
var swfheight=76;
var rndNum = Math.round(Math.random() * (adarray.length-1));
htmlcode  = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0" width="'+swfwidth+'" height="'+swfheight+'"><param name=movie value="'+adarray[rndNum]+'"><PARAM NAME=wmode VALUE=opaque><param name=quality value=high><embed src="'+adarray[rndNum]+'" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="'+swfwidth+'" height="'+swfheight+'"></embed> </object>';
document.write(htmlcode);