function submitc()
{
	celm=document.getElementsByName("c");
	out="http://www.artifex.nu/culturele-arrangementen/index.php?p=excursion&i=c";
	sel=false;
 
	for( var i=0; i<celm.length; i++ ) {
		out+='&c'+i+'=';
		if ( celm[i].checked ) {
			out+="1";
			sel=true;
		} else {
			out+="0";
		}
	}
 
	if ( sel ) {
		document.location.href=out;
	} else {
		alert( "Kies minimaal 1 type arrangement." );
	}
}
function submits()
{
	out="http://www.artifex.nu/culturele-arrangementen/index.php?p=excursion&i=s&s=";
 
	if ( document.getElementById("s").value.length<4 || document.getElementById('s').value=="zoekterm" ) {
		alert( "Geef een zoekterm van minimaal 3 karakters." );
	} else {
		out+=escape( document.getElementById("s" ).value );
		document.location.href=out;
	}
}
 
function checksize()
{
	if ( document.getElementById("contentdiv") && document.getElementById("contenttable") ) {
		if ( document.getElementById("contenttable").offsetHeight-40>0 ) {
			document.getElementById("contentdiv").style.height=document.getElementById("contenttable").offsetHeight-40;
		}
	}
	setTimeout( "checksize()", 250 );
}
 
function fadescreen( in_out, op )
{
	obj=document.getElementById('filter');
	obj.style.opacity = (op / 100);
	obj.style.MozOpacity = (op / 100);
	obj.style.KhtmlOpacity = (op / 100);
	obj.style.filter = "alpha(opacity=" + op + ")";
	return;
	if ( in_out ) {
		op+=10;
		if ( op<70 ) { setTimeout( "fadescreen( true, "+op+" )", 10 ); }
	} else {
		op-=10;
		if ( op>0 )  { setTimeout( "fadescreen( false, "+op+" )", 10 ); } else { obj.style.display="none"; }
	}
}
 
function showuitgelichtdiv()
{
	fadescreen( true, 70 );
	document.getElementById('filter').style.height=document.getElementById( 'ph').height+'px';
	document.getElementById('filter').style.display="block";
	document.getElementById('uitgelichtdiv' ).style.display="block";
}
 
function closeuitgelichtdiv()
{
	document.getElementById('uitgelichtdiv' ).style.display="none";
	document.getElementById('filter').style.display="none";
	fadescreen( false, 0 );
}
 
function completeorder(dopoll)
{
	if (document.getElementById('av').checked ) {
		if ( !dopoll ) {
			document.location.href='http://www.artifex.nu/culturele-arrangementen/index.php?p=cart&step=4';
		} else {
			fadescreen( true, 70 );
			document.getElementById('filter').style.height=document.getElementById( 'ph').height+'px';
			document.getElementById('filter').style.display="block";
			document.getElementById('polldiv' ).style.display="block";
			document.getElementById('pt').focus();
		}
	} else {
		alert('U dient accoord te gaan met onze algemene voorwaarden voordat u verder kunt gaan!')
	}
}
 
 
function showcodeform()
{
	document.getElementById("codeformdiv").style.display="block";
}
 
function hidecodeform()
{
	document.getElementById("codeformdiv").style.display="none";
}
 
function submitcode()
{
	if ( document.getElementById( "code" ).value!="" && document.getElementById( "code" ).value!="Snelcode" ) {
		document.location.href="http://www.artifex.nu/culturele-arrangementen/index.php?p=code&i="+escape(document.getElementById( "code" ).value);
	}
}
 
function checkkey()
{
	if ( window.event.keyCode==13 ) {
		submitcode();
	}
}