function oppna(url,x,y) 
{
    w=(screen.availWidth/2)-(x/2)
    h=(screen.availHeight/2)-(y/2)

    window.open(url, '', 'width='+x+',height='+y+',status=no,menubar=no,scrollbars=yes,resizable=no,titlebar=no,dependent=yes,left=' + w + ',top=' + h + '');
}

function oppnakarta(butik)
{ 
    window.open('stadkarta.asp?butikid=' + butik,'1','width=482,height=525,menubar=no,scrollbars=no,toolbar=no,location=no,directories=no,resizable=no'); 
}