var banners = new Array(
	"<img style='border:none;' src='templates/tsv/images/header_main.jpg'/>",
	"<img style='border:none;' src='templates/tsv/images/header_main_1.jpg'/>",
	"<img style='border:none;' src='templates/tsv/images/header_main_2.jpg'/>",
	"<img style='border:none;' src='templates/tsv/images/header_main.jpg'/>",
	"<img style='border:none;' src='templates/tsv/images/header_main_3.jpg'/>");
document.write(banners[Math.floor(Math.random()*banners.length)]);