var ns4up = (document.layers) ? 1 : 0
var ie4up = (document.all) ? 1 : 0
var xsize = screen.availWidth
var ysize = screen.availHeight
var b0=500, h0=436, x0=0, y0=0

function open1() {
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}
function open2() {
window.open("../3technik/video.htm","w0","scrollbars=no,status=no,toolbar=no,location=no,directories=no,resizable=no,menubar=no,width="+b0+",height="+h0+",screenX="+x0+",screenY="+y0+",top="+y0+",left="+x0)
}
function open3() {
window.open("../3technik/video2.htm","w0","scrollbars=no,status=no,toolbar=no,location=no,directories=no,resizable=no,menubar=no,width="+b0+",height="+h0+",screenX="+x0+",screenY="+y0+",top="+y0+",left="+x0)
}
function open4() {
window.open("../1projekt/video.htm","w0","scrollbars=no,status=no,toolbar=no,location=no,directories=no,resizable=no,menubar=no,width="+b0+",height="+h0+",screenX="+x0+",screenY="+y0+",top="+y0+",left="+x0)
}
function open5() {
window.open("0home/impressum.htm","w0","scrollbars=no,status=no,toolbar=no,location=no,directories=no,resizable=no,menubar=no,width="+b0+",height="+h0+",screenX="+x0+",screenY="+y0+",top="+y0+",left="+x0)
}