normal1 = new Image();
normal1.src = "../general/graphics/but_square_lo.gif";
drueber1 = new Image();
drueber1.src = "../general/graphics/but_square_hi.gif";

normal2	 = new Image();
normal2.src = "../general/graphics/dot_trans.gif";
drueber2 = new Image();
drueber2.src = "../general/graphics/dot_trans.gif";

text2 = new Image();
text2.src = "../general/graphics/but_prolog.gif";
textneu2 = new Image();
textneu2.src = "../general/graphics/pic_default_square.gif";

text3 = new Image();
text3.src = "../general/graphics/but_biolog.gif";
textneu3 = new Image();
textneu3.src = "../general/graphics/pic_default_square.gif";

text4 = new Image();
text4.src = "../general/graphics/but_katalog.gif";
textneu4 = new Image();
textneu4.src = "../general/graphics/pic_default_square.gif";

text5 = new Image();
text5.src = "../general/graphics/but_epilog.gif";
textneu5 = new Image();
textneu5.src = "../general/graphics/pic_default_square.gif";

text6 = new Image();
text6.src = "../general/graphics/but_dialog.gif";
textneu6 = new Image();
textneu6.src = "../general/graphics/pic_default_square.gif";

function bildwechsel(bildnr,bildobjekt,bildnr2,bildobjekt2)
{
window.document.images[bildnr].src = bildobjekt.src;
window.document.images[bildnr2].src = bildobjekt2.src;
}

function popup(url,name,w,h,s) {
neu = window.open(url,name,w,h,s,'marginwidth=0,marginheight=0,resizable=0,status=0,toolbar=0,menubar=0,location=1');
}