if (screen.width < 1152)  {
	document.write('<link rel="stylesheet" type="text/css" href="index1.css">');
}
if (screen.width > 1152)  {
	document.write('<link rel="stylesheet" type="text/css" href="index3.css">');
}
if (screen.width == 1152) {
    document.write('<link rel="stylesheet" type="text/css" href="index2.css">');
}

if ((screen.width == 1366) && (screen.height == 768)) {
    document.write('<link rel="stylesheet" type="text/css" href="index4.css">');
}

if ((screen.width == 1280) && (screen.height == 800)) {
    document.write('<link rel="stylesheet" type="text/css" href="index5.css">');
}