function confirmSubmitOwn(url,hlaska)
{
var agree=confirm(hlaska);
if (agree)
 	location.href=url;
else
	return false ;
}

var Fokus;
	function OpenJSWindow(url, jmeno, w, h)
	{
	Fokus = window.open(url, jmeno,'scrollbars=1,resizable=0,top=20,left=20,menubar=0,width=' + w + ',height=' + h);
	Fokus.focus()

  if (!Fokus.opener)
    Fokus.opener = self;
	}
/* Thx to JimX and his zumpa_foto gallery */	
    function showPic (jmeno,file,w,h) {
      sw=screen.availWidth-8; sh=screen.availHeight-48;
      if (w>sw) { h=Math.round(sw*h/w); w=sw; }
      if (h>sh) { w=Math.round(sh*w/h); h=sh; } 
      l=(sw-w)/2; t=(sh-h)/2; wh=h+16;
      url='http://%HTTP_HOST%/blog/detailphoto.php?jmeno='+jmeno+'&w='+w+'&h='+h+'&file='+file;
      prvky='width='+w+',height='+wh+',left='+l+',top='+t+',resizable=no,scrollbars=no,titlebar=no,toolbar=no,fullscreen=no';
      pic=file.substr(file.lastIndexOf('/')+1,file.length);
      v = window.open (url,file.substr(0,file.indexOf('.')),prvky); v.focus();
    }
function wmReplace(string,text,by) {
// Replaces text with by in string
    var strLength = string.length, txtLength = text.length;
    if ((strLength == 0) || (txtLength == 0)) return string;

    var i = string.indexOf(text);
    if ((!i) && (text != string.substring(0,txtLength))) return string;
    if (i == -1) return string;

    var newstr = string.substring(0,i) + by;

    if (i+txtLength < strLength)
        newstr += wmReplace(string.substring(i+txtLength,strLength),text,by);

    return newstr;
}