var ilst = new Array(
	"homebg2.css",
	"homebg4.css",
	"homebg5.css",
	"homebg6.css",
	"homebg7.css",
	"homebg8.css"
);
var rndno = Math.floor((Math.random() * 100)) % ilst.length;
var output ='<link rel="stylesheet" type="text/css" href="css/homebg/' + ilst[rndno] +'">';
document.write(output);