Button_00of = new Image(); Button_00of.src = "bilder/of.gif";
Button_01of = new Image(); Button_01of.src = "bilder/of.gif";
Button_02of = new Image(); Button_02of.src = "bilder/of.gif";
Button_03of = new Image(); Button_03of.src = "bilder/of.gif";
Button_04of = new Image(); Button_04of.src = "bilder/of.gif";
Button_05of = new Image(); Button_05of.src = "bilder/of.gif";
Button_06of = new Image(); Button_06of.src = "bilder/of.gif";
Button_07of = new Image(); Button_07of.src = "bilder/of.gif";
Button_08of = new Image(); Button_08of.src = "bilder/of.gif";
Button_09of = new Image(); Button_09of.src = "bilder/of.gif";
Button_10of = new Image(); Button_10of.src = "bilder/of.gif";
Button_11of = new Image(); Button_11of.src = "bilder/of.gif";
Button_12of = new Image(); Button_12of.src = "bilder/of.gif";
Button_13of = new Image(); Button_13of.src = "bilder/of.gif";
Button_14of = new Image(); Button_14of.src = "bilder/of.gif";
Button_15of = new Image(); Button_15of.src = "bilder/of.gif";
Button_16of = new Image(); Button_16of.src = "bilder/of.gif";
Button_17of = new Image(); Button_17of.src = "bilder/of.gif";
Button_18of = new Image(); Button_18of.src = "bilder/of.gif";
Button_19of = new Image(); Button_19of.src = "bilder/of.gif";
Button_20of = new Image(); Button_20of.src = "bilder/of.gif";
Button_21of = new Image(); Button_21of.src = "bilder/of.gif";
Button_22of = new Image(); Button_22of.src = "bilder/of.gif";
Button_23of = new Image(); Button_23of.src = "bilder/of.gif";
Button_24of = new Image(); Button_24of.src = "bilder/of.gif";
Button_25of = new Image(); Button_25of.src = "bilder/of.gif";
Button_26of = new Image(); Button_26of.src = "bilder/of.gif";
Button_27of = new Image(); Button_27of.src = "bilder/of.gif";
Button_28of = new Image(); Button_28of.src = "bilder/of.gif";
Button_29of = new Image(); Button_29of.src = "bilder/of.gif";
Button_30of = new Image(); Button_30of.src = "bilder/of.gif";
Button_31of = new Image(); Button_31of.src = "bilder/of.gif";
Button_32of = new Image(); Button_32of.src = "bilder/of.gif";
Button_33of = new Image(); Button_33of.src = "bilder/of.gif";
Button_34of = new Image(); Button_34of.src = "bilder/of.gif";
Button_35of = new Image(); Button_35of.src = "bilder/of.gif";
Button_36of = new Image(); Button_36of.src = "bilder/of.gif";
Button_37of = new Image(); Button_37of.src = "bilder/of.gif";
Button_38of = new Image(); Button_38of.src = "bilder/of.gif";
Button_39of = new Image(); Button_39of.src = "bilder/of.gif";
Button_40of = new Image(); Button_40of.src = "bilder/of.gif";
Button_41of = new Image(); Button_41of.src = "bilder/of.gif";
Button_42of = new Image(); Button_42of.src = "bilder/of.gif";
Button_43of = new Image(); Button_43of.src = "bilder/of.gif";
Button_44of = new Image(); Button_44of.src = "bilder/of.gif";
Button_45of = new Image(); Button_45of.src = "bilder/of.gif";
Button_46of = new Image(); Button_46of.src = "bilder/of.gif";
Button_47of = new Image(); Button_47of.src = "bilder/of.gif";
Button_48of = new Image(); Button_48of.src = "bilder/of.gif";
Button_49of = new Image(); Button_49of.src = "bilder/of.gif";
Button_50of = new Image(); Button_50of.src = "bilder/of.gif";

Button_00ov = new Image(); Button_00ov.src = "bilder/ov.gif";
Button_01ov = new Image(); Button_01ov.src = "bilder/ov.gif";
Button_02ov = new Image(); Button_02ov.src = "bilder/ov.gif";
Button_03ov = new Image(); Button_03ov.src = "bilder/ov.gif";
Button_04ov = new Image(); Button_04ov.src = "bilder/ov.gif";
Button_05ov = new Image(); Button_05ov.src = "bilder/ov.gif";
Button_06ov = new Image(); Button_06ov.src = "bilder/ov.gif";
Button_07ov = new Image(); Button_07ov.src = "bilder/ov.gif";
Button_08ov = new Image(); Button_08ov.src = "bilder/ov.gif";
Button_09ov = new Image(); Button_09ov.src = "bilder/ov.gif";
Button_10ov = new Image(); Button_10ov.src = "bilder/ov.gif";
Button_11ov = new Image(); Button_11ov.src = "bilder/ov.gif";
Button_12ov = new Image(); Button_12ov.src = "bilder/ov.gif";
Button_13ov = new Image(); Button_13ov.src = "bilder/ov.gif";
Button_14ov = new Image(); Button_14ov.src = "bilder/ov.gif";
Button_15ov = new Image(); Button_15ov.src = "bilder/ov.gif";
Button_16ov = new Image(); Button_16ov.src = "bilder/ov.gif";
Button_17ov = new Image(); Button_17ov.src = "bilder/ov.gif";
Button_18ov = new Image(); Button_18ov.src = "bilder/ov.gif";
Button_19ov = new Image(); Button_19ov.src = "bilder/ov.gif";
Button_20ov = new Image(); Button_20ov.src = "bilder/ov.gif";
Button_21ov = new Image(); Button_21ov.src = "bilder/ov.gif";
Button_22ov = new Image(); Button_22ov.src = "bilder/ov.gif";
Button_23ov = new Image(); Button_23ov.src = "bilder/ov.gif";
Button_24ov = new Image(); Button_24ov.src = "bilder/ov.gif";
Button_25ov = new Image(); Button_25ov.src = "bilder/ov.gif";
Button_26ov = new Image(); Button_26ov.src = "bilder/ov.gif";
Button_27ov = new Image(); Button_27ov.src = "bilder/ov.gif";
Button_28ov = new Image(); Button_28ov.src = "bilder/ov.gif";
Button_29ov = new Image(); Button_29ov.src = "bilder/ov.gif";
Button_30ov = new Image(); Button_30ov.src = "bilder/ov.gif";
Button_31ov = new Image(); Button_31ov.src = "bilder/ov.gif";
Button_32ov = new Image(); Button_32ov.src = "bilder/ov.gif";
Button_33ov = new Image(); Button_33ov.src = "bilder/ov.gif";
Button_34ov = new Image(); Button_34ov.src = "bilder/ov.gif";
Button_35ov = new Image(); Button_35ov.src = "bilder/ov.gif";
Button_36ov = new Image(); Button_36ov.src = "bilder/ov.gif";
Button_37ov = new Image(); Button_37ov.src = "bilder/ov.gif";
Button_38ov = new Image(); Button_38ov.src = "bilder/ov.gif";
Button_39ov = new Image(); Button_39ov.src = "bilder/ov.gif";
Button_40ov = new Image(); Button_40ov.src = "bilder/ov.gif";
Button_41ov = new Image(); Button_41ov.src = "bilder/ov.gif";
Button_42ov = new Image(); Button_42ov.src = "bilder/ov.gif";
Button_43ov = new Image(); Button_43ov.src = "bilder/ov.gif";
Button_44ov = new Image(); Button_44ov.src = "bilder/ov.gif";
Button_45ov = new Image(); Button_45ov.src = "bilder/ov.gif";
Button_46ov = new Image(); Button_46ov.src = "bilder/ov.gif";
Button_47ov = new Image(); Button_47ov.src = "bilder/ov.gif";
Button_48ov = new Image(); Button_48ov.src = "bilder/ov.gif";
Button_49ov = new Image(); Button_49ov.src = "bilder/ov.gif";
Button_50ov = new Image(); Button_50ov.src = "bilder/ov.gif";

Button_00on = new Image(); Button_00on.src = "bilder/on.gif";
Button_01on = new Image(); Button_01on.src = "bilder/on.gif";
Button_02on = new Image(); Button_02on.src = "bilder/on.gif";
Button_03on = new Image(); Button_03on.src = "bilder/on.gif";
Button_04on = new Image(); Button_04on.src = "bilder/on.gif";
Button_05on = new Image(); Button_05on.src = "bilder/on.gif";
Button_06on = new Image(); Button_06on.src = "bilder/on.gif";
Button_07on = new Image(); Button_07on.src = "bilder/on.gif";
Button_08on = new Image(); Button_08on.src = "bilder/on.gif";
Button_09on = new Image(); Button_09on.src = "bilder/on.gif";
Button_10on = new Image(); Button_10on.src = "bilder/on.gif";
Button_11on = new Image(); Button_11on.src = "bilder/on.gif";
Button_12on = new Image(); Button_12on.src = "bilder/on.gif";
Button_13on = new Image(); Button_13on.src = "bilder/on.gif";
Button_14on = new Image(); Button_14on.src = "bilder/on.gif";
Button_15on = new Image(); Button_15on.src = "bilder/on.gif";
Button_16on = new Image(); Button_16on.src = "bilder/on.gif";
Button_17on = new Image(); Button_17on.src = "bilder/on.gif";
Button_18on = new Image(); Button_18on.src = "bilder/on.gif";
Button_19on = new Image(); Button_19on.src = "bilder/on.gif";
Button_20on = new Image(); Button_20on.src = "bilder/on.gif";
Button_21on = new Image(); Button_21on.src = "bilder/on.gif";
Button_22on = new Image(); Button_22on.src = "bilder/on.gif";
Button_23on = new Image(); Button_23on.src = "bilder/on.gif";
Button_24on = new Image(); Button_24on.src = "bilder/on.gif";
Button_25on = new Image(); Button_25on.src = "bilder/on.gif";
Button_26on = new Image(); Button_26on.src = "bilder/on.gif";
Button_27on = new Image(); Button_27on.src = "bilder/on.gif";
Button_28on = new Image(); Button_28on.src = "bilder/on.gif";
Button_29on = new Image(); Button_29on.src = "bilder/on.gif";
Button_30on = new Image(); Button_30on.src = "bilder/on.gif";
Button_31on = new Image(); Button_31on.src = "bilder/on.gif";
Button_32on = new Image(); Button_32on.src = "bilder/on.gif";
Button_33on = new Image(); Button_33on.src = "bilder/on.gif";
Button_34on = new Image(); Button_34on.src = "bilder/on.gif";
Button_35on = new Image(); Button_35on.src = "bilder/on.gif";
Button_36on = new Image(); Button_36on.src = "bilder/on.gif";
Button_37on = new Image(); Button_37on.src = "bilder/on.gif";
Button_38on = new Image(); Button_38on.src = "bilder/on.gif";
Button_39on = new Image(); Button_39on.src = "bilder/on.gif";
Button_40on = new Image(); Button_40on.src = "bilder/on.gif";
Button_41on = new Image(); Button_41on.src = "bilder/on.gif";
Button_42on = new Image(); Button_42on.src = "bilder/on.gif";
Button_43on = new Image(); Button_43on.src = "bilder/on.gif";
Button_44on = new Image(); Button_44on.src = "bilder/on.gif";
Button_45on = new Image(); Button_45on.src = "bilder/on.gif";
Button_46on = new Image(); Button_46on.src = "bilder/on.gif";
Button_47on = new Image(); Button_47on.src = "bilder/on.gif";
Button_48on = new Image(); Button_48on.src = "bilder/on.gif";
Button_49on = new Image(); Button_49on.src = "bilder/on.gif";
Button_50on = new Image(); Button_50on.src = "bilder/on.gif";

var imgClick = ""; 
var imgNr    = 30;
var imgFirst = 0;

function img_ov(imgName) { if ( (imgName != imgClick) ) { imgOv = eval(imgName + "ov.src"); document [imgName].src = imgOv; } if ( (imgFirst == 1) && (imgName == "Button_00") ) { imgOv = eval(imgName + "on.src"); document [imgName].src = imgOv; } }
function img_of(imgName) { if ( (imgName != imgClick) ) { imgof = eval(imgName + "of.src"); document [imgName].src = imgof; } if ( (imgFirst == 1) && (imgName == "Button_00") ) { imgof = eval(imgName + "on.src"); document [imgName].src = imgof; } }
function img_on(imgName) { var i=0; while (i < imgNr + 1) { if (i < 10) { imgSet = "Button_0" + i; } else { imgSet = "Button_" + i; } if (imgSet == imgClick) { imgof = eval(imgSet + "of.src"); document [imgClick].src = imgof; break; } i = i + 1; } imgClick = imgName; imgOn = eval(imgClick + "on.src"); document [imgClick].src = imgOn; if ( (imgFirst == 1) && (imgClick != "Button_00") ) { imgof = eval(imgName + "of.src"); document ['Button_00'].src = imgof; imgFirst=0; } }