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几个javascript特效代码

作者：hutia　来源：经典论坛　发布时间：2010-04-23 20:39:00　

标签：javascript,特效,代码

1. 不使用全局变量，适当封装
2. 兼容性还行～～
3. 代码短，可读性凑合～～
呵呵～～～～～

a. 拖动效果，16行JS

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>Drag www.aspxhome.com</title><style>* { font-size:12px; font-family:Verdana,宋体; }html { margin:0px; padding:0px; overflow:auto; }body { margin:0px; padding:15px; background-color:buttonface; }#w { position:absolute; width:480px; height:270px; overflow:hidden; border:2px groove #281; cursor:default; -moz-user-select:none; }#t { line-height:20px; height:20px; width:480px; overflow:hidden; background-color:#27C; color:white; font-weight:bold; border-bottom:1px outset blue; text-align:center; }#winBody { height:248px; width:480px; overflow-x:hidden; overflow-y:auto; border-top:1px inset blue; padding:10px; text-indent:10px; background-color:white; }</style></head><body><div id="w"><div id="t">Demo Win - Drag me</div><div id="winBody">Hello world</div></div></body><script>(function(o,s,x,y,d){s = o.style;d = document;o.onselectstart = function(){ return false; }; //阻止选择o.onmousedown = function(e){e = e||event;x = e.clientX-o.offsetLeft;y = e.clientY-o.offsetTop;d.onmousemove = function(e){e = e||event;s.left = e.clientX - x + "px";s.top = e.clientY - y + "px";}d.onmouseup = function(){ d.onmouseup = d.onmousemove = ""; }}})(document.getElementById("w"))</script></html>

b. 淡入淡出效果，8行

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>Fade www.aspxhome.com</title><style>* { font-size:12px; font-family:Verdana,宋体; }html { margin:0px; padding:0px; overflow:auto; }body { margin:0px; padding:15px; background-color:buttonface; }#w { position:absolute; width:480px; height:270px; overflow:hidden; border:2px groove #281; cursor:default; -moz-user-select:none; filter:alpha(opacity=100); }#t { line-height:20px; height:20px; width:480px; overflow:hidden; background-color:#27C; color:white; font-weight:bold; border-bottom:1px outset blue; text-align:center; }#winBody { height:248px; width:480px; overflow-x:hidden; overflow-y:auto; border-top:1px inset blue; padding:10px; text-indent:10px; background-color:white; }</style></head><body><div id="w"><div id="t">Demo Win - Fade</div><div id="winBody">Hello world</div></div></body><script>(function(o,i,s){i=1;s=0.01;setInterval(function(){i+=s; s=i<0?0.01:(i>1?-0.01:s);if(o.filters)o.filters[0].opacity=i*100;else o.style.opacity=i;},1);})(document.getElementById("w"));</script></html>

c. 固定位置浮动效果，9行
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>Fixed www.aspxhome.com</title><style>* { font-size:12px; font-family:Verdana,宋体; }html, body { margin:0px; padding:0px; overflow:hidden; }.b { margin:0px; padding:0px; overflow:auto; }.line0 { line-height:20px; background-color:lightyellow; padding:0px 15px; }.line1 { line-height:18px; background-color:lightblue; padding:0px 10px; }.w { position:absolute; right:10px; bottom:10px; width:160px; height:240px; overflow:hidden; border:2px groove #281; cursor:default; -moz-user-select:none; }.t { line-height:20px; height:20px; width:160px; overflow:hidden; background-color:#27C; color:white; font-weight:bold; border-bottom:1px outset blue; text-align:center; }.winBody { height:218px; width:160px; overflow-x:hidden; overflow-y:auto; border-top:1px inset blue; padding:10px; text-indent:10px; background-color:white; }</style></head><body><div class="w"><div class="t">Demo Win - Fixed</div><div class="winBody">Hello world</div></div></body><script>//测试用，随机产生一定的内容for(var i=0; i<400; i++)document.write("<div class=\"line"+(i％2)+"\">"+(new Array(20)).join((Math.random()*1000000).toString(36)+" ")+"<\/div>");//代码如下：new function(w,b,c,d,o){d=document;b=d.body;o=b.childNodes;c="className";b.appendChild(w=d.createElement("div"))[c]= "b";for(var i=0; i<o.length-1; i++)if(o[i][c]!="w")w.appendChild(o[i]),i--;(window.onresize = function(){w.style.width = d.documentElement.clientWidth + "px";w.style.height = d.documentElement.clientHeight + "px";})();}</script></html>

d. 滑动弹出效果，6行
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>Popup www.aspxhome.com</title><style>* { font-size:12px; font-family:Verdana,宋体; }html { margin:0px; padding:0px; overflow:auto; }body { margin:0px; padding:15px; background-color:buttonface; }#w { position:absolute; width:1px; height:1px; overflow:hidden; border:2px groove #281; cursor:default; -moz-user-select:none; }#t { line-height:20px; height:20px; width:480px; overflow:hidden; background-color:#27C; color:white; font-weight:bold; border-bottom:1px outset blue; text-align:center; }#winBody { height:248px; width:480px; overflow-x:hidden; overflow-y:auto; border-top:1px inset blue; padding:10px; text-indent:10px; background-color:white; }</style></head><body><div id="w"><div id="t">Demo Win - Popup</div><div id="winBody">Hello world</div></div></body><script>(function(o,t,i,j,s){i=j=1;s=o.style;t=setInterval(function(){o.offsetWidth<480?(s.width=(482-600/++i<<0)+"px"):(o.offsetHeight<270?s.height=(272-400/++j<<0)+"px":clearInterval(t));},15);})(document.getElementById("w"));</script></html>

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几个javascript特效代码

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