/* Fuer onchange. Testen ob ein Wert in einem Feld vorhanden ist, wenn ja, Feld l?schen */
function cleanfield(fname, txt)
{
	feld = document.getElementById(fname);
	if(feld)
	{
		if(feld.value == txt)
		{
			feld.value = "";
		}
	}
}
/* Fuer onblur. Testen ob ein Feld leer ist, wenn ja Feld f?llen */
function setfield(fname, txt)
{
	feld = document.getElementById(fname);
	if(feld)
	{
		if(feld.value == "")
		{
			feld.value = txt;
		}
	}
}

function recaptcha()
{
	document.getElementById('captchaimg').src = 'captcha.php?'+new String(Math.random()).substring(2,17);
}

function gologin(url) {
	var href="http://www.autobild.de/usercard/login.html";
	if(url != "") {
		href += "?url="+escape(url);
		location.href=href;
	}
	else {
		$("#nav_login").submit();
	}
}

function openNewWindow(filename, w, h, scrl, resz, top, left, ignore) 
{
 winopts = "toolbar=1,location=1,directories=1,status=1,menubar=1,scrollbars=" + scrl + ",copyhistory=1,resizable=" + resz + ",width=" + w + ",height=" + h;
 if(ignore != 1) 
 {
 	winopts = "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=" + scrl + ",copyhistory=0,resizable=" + resz + ",width=" + w + ",height=" + h;
 }
 if(left != null && left > 0) winopts = winopts + ",left="+left;
 if(top != null && top > 0) winopts = winopts + ",top="+top;
 var RNDGLRY = new String(Math.random());
 RNDGLRY = RNDGLRY.substring(2,17);
 winname = RNDGLRY;
 if (!window.smallwindow) 
 {
 	 // has not yet been defined
  	smallwindow = window.open(filename,winname,winopts);
	if (navigator.appVersion.indexOf("Mac") != -1) smallwindow = window.open(filename,winname,winopts);
  	smallwindow.creator = self;
 }
 else 
 {
    // has been defined
    if (!smallwindow.closed) 
	{
         // still open
       smallwindow.focus();
    }
    else 
	{
       smallwindow = window.open(filename,winname,winopts);
	   if (navigator.appVersion.indexOf("Mac") != -1) smallwindow = window.open(filename,winname,winopts);
   	   smallwindow.creator = self;
    }
 }
}