function onclickSearchField(elem,defaultText)
{if($F(elem)==defaultText)
{elem.value='';}}
function releaseSearchField(elem,defaultText)
{if($F(elem)=='')
{elem.value=defaultText;}}
function viewFoto(url)
{var Maxbreedte=screen.width-50;var Maxhoogte=screen.height-100;Nieuwscherm=window.open(url,"foto_up","toolbar=no,"+"location=no,"+"scrollbars=yes,"+"status=no,"+"menubar=no,"+"resizable=yes,"+"width="+Maxbreedte+"px,"+"height="+Maxhoogte+"px");Nieuwscherm.focus();}

function openUrl(url)
{var Maxbreedte=screen.width-50;var Maxhoogte=screen.height-100;Nieuwscherm=window.open(url,"foto_up","toolbar=no,"+"location=no,"+"scrollbars=yes,"+"status=no,"+"menubar=no,"+"resizable=yes,"+"width="+Maxbreedte+"px,"+"height="+Maxhoogte+"px");Nieuwscherm.focus();}

function confirmLink(link, vraag, plak_achter)
{if (confirm(vraag)){link.href += plak_achter;}return is_confirmed;}

function confirmButton(vraag, location)
{if(confirm(vraag)){self.location=''+location;}}