//var jx = document.getElementById('setCSS');
var jx = document.getElementById('wrapper');
if(jx) {
	//alert('jx');
	if (winW > 1681) {
		//alert ('1680+ background');
		jx.className = 'bg1150';
	} else if ((winW > 1441) && (winH < 1680)) {
		//alert ('1680 background');
		//jx.className = 'bg1680';
		jx.className = 'bg1150';
	} else if ((winW > 1367) && (winH < 1440)) {
		//alert ('1440 background');
		//jx.className = 'bg1440';
		jx.className = 'bg1150';
	} else if ((winW > 1281) && (winH < 1366)) {
		//alert ('1366 background');
		//jx.className = 'bg1280';
		jx.className = 'bg1150';
	} else if ((winW > 1153) && (winH < 1280)) {
		//alert ('1280 background');
		//jx.className = 'bg1280';
		jx.className = 'bg1150';
	} else if ((winW > 1025) && (winH < 1152)) {
		//alert ('shadow background');
		jx.className = 'bg1150';
	} else {
		//alert('too small for even a shadow...');
		jx.className = 'default-bg';
	}
}
else {
	//alert('var jx undefined!');
}