function JsUBB(str)
{
var re=//[i/](.[^/[]*)/[//i/]/gi;
str=str.replace(re,"$1"); //斜体字
re=//[b/](.[^/[]*)/[//b/]/gi;
str=str.replace(re,"$1"); //粗体字
re=//[u/](.[^/[]*)/[//u/]/gi;
str=str.replace(re,"$1"); //下划线
re=//[color=(.[^/[]*)/](.[^/[]*)/[//color/]/gi;
str=str.replace(re,"$2"); //字体颜色
re=//[size=([1-7])/](.[^/[]*)/[//size/]/gi;
str=str.replace(re,"$2"); //字体大小
re=//[face=(.[^/[]*)/](.[^/[]*)/[//face/]/gi;
str=str.replace(re,"$2"); //字体
re=//[center/](.[^/[]*)/[//center/]/gi;
str=str.replace(re,"$1
"); //居中
re=//[right/](.[^/[]*)/[//right/]/gi;
str=str.replace(re,"$1"); //右对齐
re=//[quote/](.[^/[]*)/[//quote/]/gi; //引用
str=str.replace(re,"
$1 |
");
re=//[fly/](.*)/[//fly/]/gi; //飞行
str=str.replace(re,"$1");
re=//[move/](.*)/[//move/]/gi; //移动
str=str.replace(re,"$1");
re=//[SHADOW=*([0-9]*),*(#*[a-z0-9]*),*([0-9]*)/](.[^/[]*)/[//SHADOW]/gi; //阴影
str=str.replace(re,"
$4 |
");
re=//[GLOW=*([0-9]*),*(#*[a-z0-9]*),*([0-9]*)/](.[^/[]*)/[//GLOW]/gi; //外发光
str=str.replace(re,"
$4 |
")
re=//[URL/](.[^/[]*)/[//URL/]/gi;
str=str.replace(re,"$1"); //超链接1
re=//[URL=(.[^/[]*)/](.[^/[]*)/[//URL/]/gi;
str=str.replace(re,"$2"); //超链接2
re=//[EMAIL/]([/w-]+(/.[/w-]+)*@[/w-]+(/.[/w-]+)+)/[//EMAIL/]/gi;
str=str.replace(re,"$1"); //电子邮件链接1
re=//[EMAIL=([/w-]+(/.[/w-]+)*@[/w-]+(/.[/w-]+)+)/](.[^/[]*)/[//EMAIL/]/gi;
str=str.replace(re,"$4"); //电子邮件链接2
re=//[img/](.[^/[]*)/[//img/]/gi;
str=str.replace(re,""); //图片
re=/:em(/d{1,}):/gi;
str=str.replace(re,""); //表情图标
return str;
}