var line = new Image();
var blank = new Image();

line.src = "fileadmin/images/line_pas.png";
blank.src = "fileadmin/images/line_act.png"


function doCatering(picimage) {
eval("document['catering'].src = " + picimage + ".src");
}

function doShowkochen(picimage) {
eval("document['showkochen'].src = " + picimage + ".src");
}

function doKochkurse(picimage) {
eval("document['kochkurse'].src = " + picimage + ".src");
}

function doMietkoch(picimage) {
eval("document['mietkoch'].src = " + picimage + ".src");
}