//獲取屏幕寬度并動態賦值  var winWidth = 0;var winHeight = 0;function findDimensions() //函數：獲取尺寸{//獲取窗口寬度if (window.innerWidth)winWidth = window.innerWidth;else if ((document.body) && (document.body.clientWidth))winWidth = document.body.clientWidth;//獲取窗口高度if (window.innerHeight)winHeight = window.innerHeight;else if ((document.body) && (document.body.clientHeight))winHeight = document.body.clientHeight;//通過深入Document內部對body進行檢測，獲取窗口大小if (document.documentElement && document.documentElement.clientHeight && document.documentElement.clientWidth){winHeight = document.documentElement.clientHeight;winWidth = document.documentElement.clientWidth;}//結果輸出至兩個文本框$("body").height(winHeight)$("body").width(winWidth)}findDimensions();//調用函數，獲取數值window.onresize=findDimensions;//-->