this.blankwin = function() {
    /**
     * Füge für externe Links automatisch per Javascript die CSS-Klasse
     * external hinzu.
     */
    
    this.check = function(obj) {
        var href = obj.href.toLowerCase();
        return ((href.indexOf("http://") != -1 || href.indexOf("ftp://") != -1) &&
                href.indexOf(hostname)  == -1) ? true : false;                
    };
    
    this.set = function(obj) {
        //obj.target = "_blank";
        obj.onclick = function() {window.open(this.href); return false;};
        if(obj.innerHTML.indexOf("<img") == -1 &&
           obj.innerHTML.indexOf("<IMG") == -1) {
            obj.className += "external";
        }
    };
    
    var hostname = window.location.hostname.replace("www.","").toLowerCase();
    var a = document.getElementsByTagName("a");
    for (var i=0; i<a.length; i++) {
        if(check(a[i])) set(a[i]);
    };
};

// searchbox functions ( clear & unclear )
function clickclear(thisfield, defaulttext) {
    if (thisfield.value == defaulttext) {
        thisfield.value = "";
    }
}

function clickrecall(thisfield, defaulttext) {
    if (thisfield.value == "") {
        thisfield.value = defaulttext;
    }
}

$(document).ready(function(){ 
    $("ul.sf-menu").supersubs({ 
        minWidth: 3,
        maxWidth: 12
    }).superfish({
        autoArrows: false,
        dropShadows: false
    });
    blankwin();
});