erp-el-element/utils/common.js

17 lines
551 B
JavaScript

!(function(doc, win) {
var docEl = doc.documentElement
var resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize'
var recalc = function() {
var clientWidth = docEl.clientWidth
if (!clientWidth) return
if (clientWidth >= 750) {
docEl.style.fontSize = '100px'
} else {
docEl.style.fontSize = 100 * (clientWidth / 750) + 'px'
}
}
if (!doc.addEventListener) return
win.addEventListener(resizeEvt, recalc, false)
doc.addEventListener('DOMContentLoaded', recalc, false)
}(document, window))