function MM_findObj(n, d) {
	var p,i,x; 
	if(!d) d=document;
	if((p=n.indexOf("?"))>0&&parent.frames.length) { d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_callJS(jsStr) {
	return eval(jsStr)
}
function YY_checkform() {
	var args = YY_checkform.arguments;
	var myDot=true; 
	var myV='';
	var myErr='';
	var addErr=false;
	var myReq;
	for (var i=1; i<args.length;i=i+4){
		if (args[i+1].charAt(0)=='#'){
			myReq=true; 
			args[i+1]=args[i+1].substring(1);
		}else{
			myReq=false
		}
		var myObj = MM_findObj(args[i].replace(/\[\d+\]/ig,""));
		myV=myObj.value;
		if (myObj.type=='text'||myObj.type=='password'||myObj.type=='hidden'||myObj.type=='textarea'){
			if (myObj.value=='Naam relatie') {addErr=true}
			if (myObj.value=='Name relation') {addErr=true}
			if (myObj.value=='Naam afzender') {addErr=true}
			if (myObj.value=='Your name') {addErr=true}
			if (myReq&&myObj.value.length==0){addErr=true}
			if ((myV.length>0)&&(args[i+2]==1)){ //fromto
				var myMa=args[i+1].split('_');if(isNaN(parseInt(myV))||myV<myMa[0]/1||myV > myMa[1]/1){addErr=true}
			} else if ((myV.length>0)&&(args[i+2]==2)){
				var rx=new RegExp("^[\\w\.=-]+@[\\w\\.-]+\\.[a-z]{2,4}$");
				if (myV=='E-mail relatie') { if(!rx.test(myV))addErr=true; }
			} else if ((myV.length>0)&&(args[i+2]==3)){ // date
				var myMa=args[i+1].split("#"); var myAt=myV.match(myMa[0]);
				if(myAt){
					var myD=(myAt[myMa[1]])?myAt[myMa[1]]:1; var myM=myAt[myMa[2]]-1; var myY=myAt[myMa[3]];
					var myDate=new Date(myY,myM,myD);
					if(myDate.getFullYear()!=myY||myDate.getDate()!=myD||myDate.getMonth()!=myM){addErr=true};
				}else{addErr=true}
			} else if ((myV.length>0)&&(args[i+2]==4)){ // time
				var myMa=args[i+1].split("#"); var myAt=myV.match(myMa[0]);if(!myAt){addErr=true}
			} else if (myV.length>0&&args[i+2]==5){ // check this 2
				var myObj1 = MM_findObj(args[i+1].replace(/\[\d+\]/ig,""));
				if(myObj1.length)myObj1=myObj1[args[i+1].replace(/(.*\[)|(\].*)/ig,"")];
				if(!myObj1.checked){addErr=true}
			} else if (myV.length>0&&args[i+2]==6){ // the same
				var myObj1 = MM_findObj(args[i+1]);
				if(myV!=myObj1.value){addErr=true}
			}
		} else if (!myObj.type&&myObj.length>0&&myObj[0].type=='radio'){
			var myTest = args[i].match(/(.*)\[(\d+)\].*/i);
			var myObj1=(myObj.length>1)?myObj[myTest[2]]:myObj;
			if (args[i+2]==1&&myObj1&&myObj1.checked&&MM_findObj(args[i+1]).value.length/1==0){addErr=true}
			if (args[i+2]==2){
				var myDot=false;
				for(var j=0;j<myObj.length;j++){myDot=myDot||myObj[j].checked}
				if(!myDot){myErr+='* ' +args[i+3]+'\n'}
			}
		} else if (myObj.type=='checkbox'){
			if(args[i+2]==1&&myObj.checked==false){addErr=true}
			if(args[i+2]==2&&myObj.checked&&MM_findObj(args[i+1]).value.length/1==0){addErr=true}
		} else if (myObj.type=='select-one'||myObj.type=='select-multiple'){
			if(args[i+2]==1&&myObj.selectedIndex/1==0){addErr=true}
		}else if (myObj.type=='textarea'){
			if(myV.length<args[i+1]){addErr=true}
		}
		if (addErr){myErr+='* '+args[i+3]+'\n'; addErr=false}
	}
	if (myErr!=''){alert(myErr)}
	document.MM_returnValue = (myErr=='')
}

function showAfz() {
	document.getElementById('afz').style.display = 'block';
	document.getElementById('frm').style.height = '152px';
}

function showUitleg() {
	document.getElementById('uitleg_txt').style.display = 'block';
}