Created
July 27, 2014 09:22
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页面 视口 滚动条的位置的辅助函数
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/*确定当前页面高度和宽度的两个函数*/ | |
function pageHeight() { | |
return document.body.scrollHeight; | |
} | |
function pageWidth() { | |
return document.body.scrollWidth; | |
} | |
/*确定滚动条水平和垂直的位置*/ | |
function scrollX() { | |
var de = document.documentElement; | |
return self.pageXOffset || (de && de.scrollLeft) || document.body.scrollLeft; | |
} | |
function scrollY() { | |
var de = document.documentElement; | |
return self.pageYOffset || (de && de.scrollTop) || document.body.scrollTop; | |
} | |
/*确定浏览器视口的高度和宽度的两个函数*/ | |
function windowHeight() { | |
var de = document.documentElement; | |
return self.innerHeight || (de && de.clientHeight) || document.body.clientHeight; | |
} | |
function windowWidth() { | |
var de = document.documentElement; | |
return self.innerWidth || (de && de.clientWidth) || document.body.clientWidth; | |
} |
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