// Mouse-Over
function preload_image(img_name,img_src)
{
eval(img_name+' = new Image()');
eval(img_name+'.src = img_src');
}

function switch_image(img_name,img_name_switch,img_layer)
{
if (eval(img_name_switch))
	{// IE, NS4.7 and Firebird 0.7 all use the else function unless img_layer is defined
	 // the other function with img_layer is needed for NS4.7 to change an image inside a layer positioned via absolute or relative
	if (document.layers && img_layer != null)
		{
		eval('document.layers["'+img_layer+'"].document.'+img_name+'.src='+img_name_switch+'.src');
		} else {
		eval('document["'+img_name+'"].src='+img_name_switch+'.src');
		}
	}
}

// Pre-Loading Images
// Unterseiten
preload_image('on10','library/img/index/schreiberS.gif','')
preload_image('off10','library/img/index/schreiber.gif','')

preload_image('on20','library/img/index/malerS.gif','')
preload_image('off20','library/img/index/maler.gif','')

preload_image('on30','library/img/index/schreibwerkzeugS.gif','')
preload_image('off30','library/img/index/schreibwerkzeug.gif','')

preload_image('on40','library/img/index/beschreibstoffeS.gif','')
preload_image('off40','library/img/index/beschreibstoffe.gif','')

preload_image('on50','library/img/index/tintenS.gif','')
preload_image('off50','library/img/index/tinten.gif','')

preload_image('on60','library/img/index/farbenS.gif','')
preload_image('off60','library/img/index/farben.gif','')

preload_image('on70','library/img/index/goldSilberS.gif','')
preload_image('off70','library/img/index/goldSilber.gif','')

preload_image('on80','library/img/index/bindemittelS.gif','')
preload_image('off80','library/img/index/bindemittel.gif','')

preload_image('on90','library/img/index/einbaendeS.gif','')
preload_image('off90','library/img/index/einbaende.gif','')

preload_image('on100','library/img/index/hdbgLogo.gif','')
preload_image('off100','library/img/index/hdbgLogo.gif','')