function randomTopo(caminho){
 
randomic=(parseInt(Math.random()*552%2));
arqFlash="topo.swf";
switch (randomic){
  case 0:arqFlash=caminho+"promocoes/bannerNamorados.swf";break;
  case 1:arqFlash=caminho+"promocoes/bannerNamorados.swf";break;  
}
document.getElementById("topoFlash").innerHTML='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="580" height="238"><param name="movie" value="'+arqFlash+'"  id="movieTopo"><param name="quality" value="high"><embed id="srcTopo" src="'+arqFlash+'" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="580" height="238"></embed></object>';

}