var x = Math.floor(Math.random() * 4);
	if (x == 0) {
		document.write("<IMG SRC='home_files/i1.jpg'>");
	} else if (x == 1) {
		document.write("<IMG SRC='home_files/i2.jpg'>");
	} else if (x == 2) {
		document.write("<IMG SRC='home_files/i3.jpg'>");
	} else if (x == 3) {
		document.write("<IMG SRC='home_files/i4.jpg'>");
	}