/*  PopUp-Funktion   */

var options;
function openWin(url, name, width, height)
{
options = 'width=' + width + ','
+ 'height=' + height + ','
+ 'toolbar=0,'
+ 'location=0,'
+ 'directories=0,'
+ 'status=0,'
+ 'menubar=0,'
+ 'scrollbars=1,'
+ 'resizable=1';
var xPosition = (screen.width - width)/2;
var yPosition = (screen.height - height)/2;
options += ','+ 'screenx=' + xPosition + ',' //NN
+ 'screeny=' + yPosition + ',' //NN
+ 'left=' + xPosition + ',' //IE
+ 'top=' + yPosition; //IE
window.open(url, name, options);
//parent.mitte.location.href="goodbye.htm";
}


/*   Layer -Show'n'Hide    */


function ShowHide(id1,id2) {
    obj1 = document.getElementsByTagName("li");
    obj2 = document.getElementsByTagName("li");
    if (obj1[id1].style.display == 'block' || obj1[id1].style.display == ''){
    obj1[id1].style.display = 'none';
    obj2[id2].style.display = 'block';
    }
    else {
    obj1[id1].style.display = 'block';
    obj2[id2].style.display = 'none';
    }
}

/*   Projektdateil   change image and caption   */