function rdn_flash4() {
              var num_flashes = 3
             ran = Math.round(Math.random() * (num_flashes-1))+1
            if (ran == 1) 
                rdn_flash4="http://www.oobservador.com/banners/ale-economia-2010.swf"
			if (ran == 2) 
			rdn_flash4="http://www.oobservador.com/banners/EDILSONEEDVAN.swf"
			if (ran == 3) 
			rdn_flash4="http://www.oobservador.com/banners/controle-12-08-2009.swf"
              return rdn_flash4;
            
            }
            
             fla=rdn_flash4()
              document.write("<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=\"728\" height=\"90\" id=\"midia\" align=\"middle\">");
                    document.write("<param name=\"allowScriptAccess\" value=\"sameDomain\" />");
                    document.write("<param name=\"movie\" value=\"" + fla + "\" />");
                    document.write("<param name=\"quality\" value=\"high\" />");
					document.write("<embed src=\"" +  fla + "\" quality=\"high\" width=\"728\" height=\"90\" name=\"cartao\" align=\"middle\" allowScriptAccess=\"sameDomain\" type=\"application/x-shockwave-flash\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\" />");
                    document.write("</object>");