try { document.execCommand("BackgroundImageCache",false,true); } catch(e) {}

function f_onload() {
	try { $("index_frame").filters[0].Apply(); } catch (e) {}
	$("index_frame").style.backgroundImage = "url(/src/img/index_bg.jpg)";
	try { $("index_frame").filters[0].Play(); } catch (e) {}
}