new_sdk_wu/www/new_sdk/public/static/js/api/rem.js

// (function (doc, win) {
//     var docEl = doc.documentElement,
//         resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
//         recalc = function () {
//             var clientWidth = docEl.clientWidth;
//             if (!clientWidth) return;
//             docEl.style.fontSize = 16 * (clientWidth / 375) + 'px';
//         };
//     if (!doc.addEventListener) return;
//     win.addEventListener(resizeEvt, recalc, false);
//     doc.addEventListener('DOMContentLoaded', recalc, false);
// })(document, window);


		window.onresize = function() {
				resize();
			}
			resize();
			
			function resize() {
				var iWidth = $(body).width();
				document.getElementsByTagName('html')[0].style.fontSize = 16 * (iWidth / 375) + 'px';
			}