jQuery侧边圣诞老人滑动面板

jQuery侧边圣诞老人滑动面板是一款基于jQuery CSS3实现的全屏下着雪花场景动画。

var ww = 0;
var wh = 0;
var maxw = 0;
var minw = 0;
var maxh = 0;
var textShadowSupport = true;
var xv = 0;
var snowflakes = ["\u2744", "\u2745", "\u2746"];
var prevTime;
var absMax = 200;
var flakeCount = 0;

$(init);

function init() {
var detectSize = function() {
ww = $(window).width();
wh = $(window).height();

maxw = ww 300;
minw = -300;
maxh = wh 300;
};

detectSize();

$(window).resize(detectSize);

if (!$('body').css('textShadow')) {
textShadowSupport = false;
}

/* Should work in Windows 7 /*
if (/windows/i.test(navigator.userAgent))
{
snowflakes = ['*']; // Windows sucks and doesn't have Unicode chars installed
//snowflakes = ['T']; //No FF support for Wingdings
}
*/

// FF seems to just be able to handle like 50... 25 with rotation
// Safari seems fine with 150 ... 75 with rotation
var i = 50;
while (i--) {
addFlake(true);
}

prevTime = new Date().getTime();
setInterval(move, 50);
}