function pr()
{
	document.getElementById('button').disabled=true;
	var url2 = document.getElementById('url').value;
	var url = url2.replace('<', '').replace('>', '').replace(';', '');
	var urlSite = url.replace('http://', '').replace('/','');
	document.getElementById('u').innerHTML=url;
	document.getElementById('i').innerHTML='<img src="public/images/page-rank.gif" />';
	
	var http = null;
    if(window.XMLHttpRequest)
	http = new XMLHttpRequest();
    else if (window.ActiveXObject)
    http = new ActiveXObject("Microsoft.XMLHTTP");
    http.onreadystatechange = function()
    {
        if(http.readyState == 4)
	{
	    if( http.status == 200 ) { 
			var odp = http.responseText;
			document.getElementById('i').innerHTML='<div class="spaceLine5"></div>'+odp;
			document.getElementById('prLink').style.display='block';
			document.getElementById('area').value='<a href="http://www.page-rank.pl"><img src="http://www.page-rank.pl/public/site/'+urlSite+'.png" alt="page rank"/></a>';
			document.getElementById('pr2').innerHTML='<a href="http://www.page-rank.pl"><img src="http://www.page-rank.pl/public/site/'+urlSite+'.png" alt="page rank"/></a> ( update <strong>Pager Rank</strong> 48h )';
			document.getElementById('button').disabled=false;
		}
	}
    }
	http.open("POST", "fun.php", true);
    http.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
    http.send("action=pr"+"&url="+url);
	
	
}