function position_footer () {
	
	FOOTER = document.getElementById("footer");
	
	if (document.documentElement.clientHeight) {
		var fensterhoehe = document.documentElement.clientHeight;
	}
	
	if (window.innerHeight) {
		var fensterhoehe = window.innerHeight;
	}
    
	if ( fensterhoehe > document.getElementById('container').offsetHeight + FOOTER.offsetHeight) {
		FOOTER.style.position = "absolute";
		FOOTER.style.bottom = "0";
		FOOTER.style.left = "50%";
        FOOTER.style.margin = "10px 0 0 -480px";
        
    } else {
		
		FOOTER.style.position = "relative";
		FOOTER.style.bottom = "";
		FOOTER.style.left = "";
        FOOTER.style.margin = "10px auto 0 auto";
		
	}
	
}

function goback(){
    history.back(-1);    
}

function gotoProduct() {
    window.location.href = this.value;
}

function gallery(id, title, orig_bild) {
	var a = $("gb_image_holder").getElementsByTagName('a');
    for(x=0;x<a.length; x++) {
        a[x].style.display = "none";
    }
    $(id).style.display = "block";	
    $('orig_link').href = "medien/"+orig_bild;
    $('detail_beschreibung').innerHTML = title;
    /*
	f.onload = function () {
		$(a).attr('src', f.src);
		$(a).fadeIn("slow");
    }
	
	f.src = e;
	*/
}

Event.observe( document.getElementById("produktbereiche"), "change", gotoProduct);
Event.observe( window, "load", position_footer );
Event.observe( window, "resize", position_footer );