function thumbtobig(thumbs)

{

if(thumbs==1){document.images['large'].src="fotm/fotm0409.gif";}

if(thumbs==2){document.images['large'].src="fotm/fotm0410.gif";}

if(thumbs==3){document.images['large'].src="fotm/fotm0411.gif";}

if(thumbs==4){document.images['large'].src="fotm/fotm0412.gif";}

if(thumbs==5){document.images['large'].src="fotm/fotm0501.gif";}

if(thumbs==6){document.images['large'].src="fotm/fotm0502.gif";}

if(thumbs==7){document.images['large'].src="fotm/fotm0503.gif";}

if(thumbs==8){document.images['large'].src="fotm/fotm0504.gif";}

if(thumbs==9){document.images['large'].src="fotm/fotm0505.gif";}

if(thumbs==10){document.images['large'].src="fotm/fotm0506.gif";}

if(thumbs==11){document.images['large'].src="fotm/fotm0507.gif";}

if(thumbs==12){document.images['large'].src="fotm/fotm0508.gif";}

if(thumbs==13){document.images['large'].src="fotm/fotm0509.gif";}

if(thumbs==14){document.images['large'].src="fotm/fotm0510.gif";}

if(thumbs==15){document.images['large'].src="fotm/fotm0511.gif";}

if(thumbs==16){document.images['large'].src="fotm/fotm0512.gif";}

if(thumbs==17){document.images['large'].src="fotm/17p.gif";}

if(thumbs==18){document.images['large'].src="fotm/18p.gif";}

if(thumbs==19){document.images['large'].src="fotm/19p.gif";}

if(thumbs==20){document.images['large'].src="fotm/20p.gif";}

}