var supports = (function() {
	var
		div = document.createElement('div'),
		vendors = 'Khtml Ms O Moz Webkit'.split(' '),
		len = vendors.length
	;

	return function(prop) {
		if( prop in div.style)
			return true;
		prop = prop.replace(/^[a-z]/, function(val) {
			return val.toUpperCase();
		});
		for(var i = 0; i < len; ++i) {
			if(vendors[i] + prop in div.style) {
				return true;
			}
		}
		return false;
	};
})();