var i,n,s=unescape('%s').toLowerCase();

if(s==''||s=='%'+'s') s='clear';

var p=s.split(/ +/),width='',style='',color='';

if(s=='about')
{
	alert('Border bookmarklet\nFind other bookmarklets at http://bookmarklets.met.cz/');
	return;
}

if (s=='help')
{
	alert('Example of usage: bor 1, bor #f00, bog .2em #00f dotted, bor clear');
	return;
}

for(i=0;i<p.length;i++)
{
	n=parseFloat(p[i]);
	if(!isNaN(n))
	{
		if(p[i].indexOf('em')>=0) width=n+'em';
		else width=n+'px';
		continue;
	}

	if(p[i].charAt(0)=='#')
	{
		color=p[i];
		continue;
	}
	
	if(p[i].search(/none|hidden|dotted|dashed|solid|double|groove|ridge|inset|outset/)>=0)
		style=p[i];

	if(p[i]=='clear')
	{
		var old=document.getElementById('met-bkmk-border');
		if(old!=null) old.href='data:text/css,';
		return;
	}
}

if(width=='') width='1px';
if(style=='') style='solid';
if(color=='') color='black';

var link=document.createElement('link');
link.id='met-bkmk-border';
link.rel='stylesheet';
link.href='data:text/css,'+escape('* {border:'+width+' '+style+' '+color+' ! important}');

document.documentElement.childNodes[0].appendChild(link);