用CSS样式,比js好
有的浏览器会禁止执行脚本,那样就无效了
CSS就不会
无图片实现圆角框
无图片实现圆角框
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另外一种实现方式
style="PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px">自动圆角函数
作者
style="PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px">样式1
style="PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px">样式2
style="PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px">样式3
style="PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px">样式4
style="PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px">说明:
RoundCorner("欲圆角的元素ID"
[, 圆角样式 ]);
圆角样式:可选参数,暂时有4种
RoundCorner("round1",1);
RoundCorner("round2",2);
RoundCorner("round3",3);
RoundCorner("round4",4);
RoundCorner("a",1);
RoundCorner("title",1);
function RoundCorner(obj,style)
{ var r = [];
var styles = [
{top:["0 5px","0 3px","0 2px","0 1px","0 1px"],bottom:["0 1px","0 1px","0 2px","0 3px","0 5px"]},
{top:["0 5px","0 3px","0 2px","0 1px","0 1px"],bottom:["0px","0px","0px","0px","0px"] },
{top:["0 0 0 5px","0 0 0 3px","0 0 0 2px","0 0 0 1px","0 0 0 1px"],bottom:["0 1 0 0px","0 1 0 0px","0 2 0 0px","0 3 0 0px","0 5 0 0px"]},
{top:["0 5 0 0px","0 3 0 0px","0 2 0 0px","0 1 0 0px","0 1 0 0px"],bottom:["0 0 0 1px","0 0 0 1px","0 0 0 2px","0 0 0 3px","0 0 0 5px"]}
]; //author: longbill.cn
if (!style || style>styles.length) style = 1;
style--;
var btop = styles[style].top,bbottom = styles[style].bottom;
obj = document.getElementById(obj);
if (!obj) return;
var HTML = obj.innerHTML;
obj.innerHTML = "";
for(var istop=1;istop>=0;istop--)
{
var topborder = document.createElement("b");
topborder.style.display = "block";
topborder.style.height = "2px";
topborder.style.backgroundColor = (obj.parentNode.style.backgroundColor)?obj.parentNode.style.backgroundColor:"#FFFFFF";
for(var i=0;i { var b = document.createElement("b"); if (obj.style.backgroundColor) b.style.backgroundColor = obj.style.backgroundColor; else if (obj.className) b.className = obj.className; b.style.display = "block"; b.style.margin = (istop)?btop[i]:bbottom[i]; b.style.height = "1px"; b.style.overflow = "hidden"; b.style.width = "auto"; topborder.appendChild(b); } obj.appendChild(topborder); if (istop) obj.innerHTML+=HTML; } } =================================================================
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