//init 
var dragapproved=false;
var minrestore=0;
var initialwidth,initialheight;
var ie5=document.all&&document.getElementById;
var ns6=document.getElementById&&!document.all;



function showhide(elem) {
	if (elem) {
		if (elem.className == 'hide') {
			elem.className = 'show';
		}else{
			elem.className = 'hide';
		}
	}
}

var moduleWindow;
	
function rov_winOpen(u,id,f,df){
	if(eval(id)==null||eval(id+".closed")){
	eval(id+"=window.open('"+u+"','"+id+"','"+f+"')");eval(id+".focus()");}
	else if(df){eval(id+".focus()");}
	else{eval(id+"=window.open('"+u+"','"+id+"','"+f+"')");eval(id+".focus()");}
}


/*

<wtk:replacetext wtk:select="rov_winOpen('/body.asp?modulewaarde=[modulewaarde]&amp;mode=kalendercontrol&amp;artikelid=[artikelid]','moduleWindow2','width=640,height=520,menubar=yes,status=yes,resizable=yes,scrollbars=no,fullscreen=no',0);" wtk:attribute="onclick">
							<wtk:replace wtk:what="[artikelid]" wtk:altid="artikelid" wtk:type="query"/>
							<wtk:replace wtk:what="[modulewaarde]" wtk:altid="modulewaarde" wtk:type="query"/>
						</wtk:replacetext>
						
function iframewindow(id, src) {
	var objWin = document.getElementById(id);
	if (objWin) {
		objWin.innerHTML = '<iframe name="myframe id="myframe border="0"></iframe>"';
		showhide(objWin);
	}
}

function closeiframewindow(id) {
	var objWin = document.getElementById(id);
	if (objWin) {
		objWin.innerHTML = '';
		showhide(objWin);
	}
}
*/



function CheckTime(obj) {
	var timePat = /^(\d{1,2}):?(\d{2})$/;
	var timeValue = obj.value.replace(/\./g,":");
	var matchArray = timeValue.match(timePat);
	
	if (matchArray == null) {
		alert("U heeft geen geldige tijd opgegeven!");
		obj.value = '00:00'		
		return false;
	}
	
	var hour = matchArray[1];
	var minute = matchArray[2];
	
	if (hour < 0  || hour > 23) {
		alert("Uren moeten tusssen 0 en 23 zijn!");
		obj.value = '00:00'		
		return false;
	}
	
	if (minute < 0 || minute > 59) {
		alert ("Minuten moeten tussen 0 en 59 zijn!");
		obj.value = '00:00'		
		return false;
	}
	
	obj.value = hour+':'+minute;
}

function CheckNumber(obj, btn_id){
	if(isNaN(obj.value)){
		document.getElementById(btn_id).disabled = true;
	}
	else{
		document.getElementById(btn_id).disabled = false;
	}
}

function CheckNumber2(obj, returnvalue){
	if(isNaN(obj.value) || obj.value == ''){
		obj.value = returnvalue;
		return false;
	}
	else{
		return true;
	}
}