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var
Other1600 = "css_1600.css";var
Other1440 = "css_1440.css";var
Other1366 = "css_1366.css";var
Other1280 = "css_1280.css";var
Otherother = "";//ScreenWidth()function
ScreenWidth() { // alert(screen.width >= 1366 && screen.width < 1440) if
(screen.width >= 1600){ setActiveStyleSheet(Other1600); } if
(screen.width >= 1440 && screen.width < 1600){ setActiveStyleSheet(Other1440); } if
(screen.width >= 1360 && screen.width < 1440){ // setActiveStyleSheet(Other1366); } if
(screen.width >= 1280 && screen.width < 1366){ setActiveStyleSheet(Other1280); } }function
setActiveStyleSheet(title) { document.getElementsByTagName("link")[2].href = "css/"
+ title;} |
原文：http://www.cnblogs.com/wqing/p/3523234.html