function MM_findObj(n, d){ //v4.01
  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_validateForm(){ //v4.0
	var i,p,t,w,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
	for (i=0; i<(args.length-2); i+=3) {
		test=args[i+2];
		val=MM_findObj(args[i]);
		document.getElementById(val.name).style.backgroundColor = '';
		document.getElementById("Melding").innerHTML = "";
	}
	for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
		if (val) { nm=val.name; if ((val=val.value)!=""){
			if (test.indexOf('isEmail')!=-1){ 
				p=val.indexOf('@');
				if (p<1 || p==(val.length-1)){
					w=1;
				}
				t=val.indexOf('.');
				if (t<1 || t==(val.length-1)){
					w=1;
				}
				if (t<1 || t==(val.length-2)){
					w=1;
				}
				if (w>0){
				document.getElementById(nm).style.backgroundColor = '#fff799';
				errors ='Dit is geen geldig mailadres.';
				}
			} else if (test!='R') { num = parseFloat(val);
				if (isNaN(val)) {
					document.getElementById(nm).style.backgroundColor = '#fff799';
					errors ='Alleen cijfers zijn toegestaan.';
				}
				if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
				  min=test.substring(8,p); max=test.substring(p+1);
				  if (num<min || max<num){
						document.getElementById(nm).style.backgroundColor = '#fff799';
						errors ='moet een nummer tussen '+min+' en '+max+' bevatten.';
				  }
				} 
			} 
		} else if (test.charAt(0) == 'R'){
			document.getElementById(nm).style.backgroundColor = '#fff799';
			errors = 'Deze velden zijn verplicht.';
		}
		}
	}
	if (errors){
		document.getElementById("Melding").innerHTML = errors;
		document.MM_returnValue = (errors == '');
	} else {
		document.MM_returnValue = '';	
	}
}

function trim(str){
   return str.replace(" ","");
}
// Drop-in content box- By Dynamic Drive
// For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
// This credit MUST stay intact for use
var ie=document.all
var dom=document.getElementById
var ns4=document.layers
var calunits=document.layers? "" : "px"

var bouncelimit=32 //(must be divisible by 8)
var direction="up"

function initbox(){
	if (!dom&&!ie&&!ns4)
	return
	crossobj=(dom)?document.getElementById("ReclameScherm").style : ie? document.all.dropin : document.dropin
	scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
	crossobj.top=scroll_top-250+calunits
	crossobj.visibility=(dom||ie)? "visible" : "show"
	dropstart=setInterval("dropin()",50)
}

function dropin(){
	scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
	if (parseInt(crossobj.top) < (100+scroll_top))
		crossobj.top=parseInt(crossobj.top)+40+calunits
	else{
		clearInterval(dropstart)
		bouncestart=setInterval("bouncein()",50)
	}
}

function bouncein(){
	crossobj.top=parseInt(crossobj.top)-bouncelimit+calunits
	if (bouncelimit<0)
		bouncelimit+=8
		bouncelimit=bouncelimit*-1
	if (bouncelimit==0){
		clearInterval(bouncestart)
	}
}

function dismissbox(){
if (window.bouncestart) clearInterval(bouncestart)
	crossobj.visibility="hidden"
}

function truebody(){
	return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function Check_img(){
	if (document.form.file.value != ""){
		document.form.file1.disabled = false;
	} 
	if (document.form.file1.value != ""){
		document.form.file2.disabled = false;
	}
	if (document.form.file2.value != ""){
		document.form.file3.disabled = false;
	}
}
function Disable(){
	if (document.form.img1.value == 'blank.gif'){
		document.form.file1.disabled = true;
	}
	if (document.form.img2.value == 'blank.gif'){
		document.form.file2.disabled = true;
	}
	if (document.form.img3.value == 'blank.gif'){
		document.form.file3.disabled = true;
	}
}

function CheckUpload()
{
	if (document.form.file.value != ''){
		var filename = document.form.file.value;
		extension = filename.substring(filename.length - 3, filename.length);
		if (extension.toUpperCase() != 'JPG')
		{
			alert("Ongeldig bestand, alleen JPG/JPEG zijn toegestaan.");
			document.form.Submit.disabled = true;
			return false;
		} else {
			document.form.Submit.disabled = false;
			return true;
		}
	}

}

function textCounter() {
	if (document.form.message.value.length > 200){ // if too long...trim it!
		document.form.message.value = document.form.message.value.substring(0, 200);
		alert ("U heeft het maximaal aantal karakters gebruikt !");
	} else {
		document.form.Count.value = 200 - document.form.message.value.length;
	}
}
// Functie's voor user gedeelte
function Show(naam) {
	document.getElementById(naam).style.display = "block";
}
function Hide(naam) {
  	document.getElementById(naam).style.display = "none";
}
// Einde functie's voor user gedeelte

function Hide_img(){
	document.getElementById("showimg").innerHTML = '';
}

function Show_img(img,folder,left){
	document.getElementById("showimg").innerHTML = '<div id="Layer1" style="position:absolute; left: '+left+'px;" onClick="Hide_img();"><table border="0" cellpadding="0" cellspacing="0"><tr><td width="50%">&nbsp;</td><td width="50%" align="right"><a href="#" onClick="Hide_img();" title="Sluiten" class="main_title"><b>X</b></a></td></tr><tr><td colspan="2"><img src="main_img/'+folder+'/'+img+'" border="0"></td></tr></table></div>';
}

function Hide_Context(name){
	document.getElementById(name).innerHTML = '';
}
function Show_Context(name,id){
	document.getElementById(name).innerHTML = '<div id="Layer" style="position:absolute; width: 180px;"><table width="180" border="0" cellspacing="0" cellpadding="1" style="border: 1px solid #999999;"><tr><td height="2" colspan="4" bgcolor="#FFFFFF" align="center" onMouseOver="Hide_Context('+name+');"></td><td width="2" rowspan="9" bgcolor="#FFFFFF" onMouseOver="Hide_Context('+name+');"></td></tr><tr><td bgcolor="#FFFFFF" align="center"></td><td align="center" background="main_img/inbox_icons/context_back.jpg"><a href="start.php?View=Login&Level=Vmlld01lbWJlcg==&SUid='+id+'" title="Bekijk member"><img src="main_img/inbox_icons/members.gif" width="16" height="16" border="0"></a></td><td bgcolor="#FFFFFF">&nbsp;</td><td bgcolor="#FFFFFF" class="contex_text"><a href="start.php?View=Login&Level=Vmlld01lbWJlcg==&SUid='+id+'" title="Bekijk member">Bekijk member</a></td></tr><tr><td width="2" bgcolor="#FFFFFF" align="center"></td><td width="12" align="center" background="main_img/inbox_icons/context_back.jpg"><a href="start.php?View=Login&Level=QnVkZHk=&TB='+id+'" title="Voeg toe aan buddylijst"><img src="main_img/inbox_icons/buddylijst.gif" width="16" height="16" border="0"></a></td><td width="6" bgcolor="#FFFFFF">&nbsp;</td><td width="138" bgcolor="#FFFFFF" class="contex_text"><a href="start.php?View=Login&Level=QnVkZHk=&TB='+id+'" title="Voeg toe aan buddylijst">Voeg toe aan buddylijst</a></td></tr><tr><td rowspan="5" bgcolor="#FFFFFF" align="center" onMouseOver="Hide_Context('+name+');"></td><td align="center" background="main_img/inbox_icons/context_back.jpg"><a href="start.php?View=Login&Level=SW5ib3g=&New=1&R='+id+'" title="Verstuur een bericht"><img src="main_img/inbox_icons/nieuw_bericht.gif" width="16" height="16" border="0"></a></td><td bgcolor="#FFFFFF">&nbsp;</td><td bgcolor="#FFFFFF" class="contex_text"><a href="start.php?View=Login&Level=SW5ib3g=&New=1&R='+id+'" title="Verstuur een bericht">Verstuur een bericht</a></td></tr><tr><td align="center" background="main_img/inbox_icons/context_back.jpg"><a href="start.php?View=MemberList&FUI='+id+'" title="Bekijk fotoalbum"><img src="main_img/inbox_icons/albums.gif" width="16" height="16" border="0"></a></td><td bgcolor="#FFFFFF">&nbsp;</td><td bgcolor="#FFFFFF" class="contex_text"><a href="start.php?View=MemberList&FUI='+id+'" title="Bekijk fotoalbum">Bekijk fotoalbum</a></td></tr><tr><td align="center" background="main_img/inbox_icons/context_back.jpg"><a href="#" onClick="if (confirm(\'Only works with MSN 7.5 or higher\')) location.href=\'user/GetMsn.php?ID='+id+'\';" target="MsnFrame" title="Voeg toe aan msn"><img src="main_img/inbox_icons/msn.gif" width="16" height="16" border="0"></a></td><td bgcolor="#FFFFFF">&nbsp;</td><td bgcolor="#FFFFFF" class="contex_text"><a href="#" onClick="if (confirm(\'Only works with MSN 7.5 or higher\')) location.href=\'user/GetMsn.php?ID='+id+'\';" target="MsnFrame" title="Voeg toe aan msn">Voeg toe aan msn</a> </td></tr><tr><td align="center" background="main_img/inbox_icons/context_back.jpg"></td><td height="1" bgcolor="#FFFFFF"></td><td height="1" bgcolor="#999999"></td></tr><tr><td align="center" background="main_img/inbox_icons/context_back.jpg"><a href="#" onClick="Hide_Context('+name+');" title="Sluiten"><img src="main_img/inbox_icons/remove.gif" width="16" height="16" border="0"></a></td><td bgcolor="#FFFFFF">&nbsp;</td><td bgcolor="#FFFFFF" class="contex_text"><a href="#" onClick="Hide_Context('+name+');" title="Sluiten">Sluit menu</a></td></tr><tr><td colspan="4" bgcolor="#FFFFFF" align="center" height="2" onMouseOver="Hide_Context('+name+');"></td></tr></table></div>';
}

function Hide_Menu(){
	parent.document.getElementById('MenuVeld').innerHTML = '';
}
function Show_Menu(id){
	parent.document.getElementById('MenuVeld').innerHTML = '<table width="110" border="0" cellspacing="0" cellpadding="0"><tr><td width="18"></td><td class="right_menu"><img src="main_img/icons/dot.gif"><a href="start.php?View=Login&Level=SW5ib3g=" title="" target="mainFrames"><b>Inbox</b></a></td></tr><tr><td height="6" colspan="2"></td></tr><tr><td></td><td class="right_menu"><img src="main_img/icons/dot.gif"><a href="start.php?View=Login&Level=RmF2bw==&i='+id+'" title="" target="mainFrames">Fotoalbum</a></td></tr><tr><td></td><td class="right_menu"><img src="main_img/icons/dot.gif"><a href="start.php?View=Login&Level=QnVkZHk=" title="" target="mainFrames">Buddy lijst</a></td></tr><tr><td></td><td class="right_menu"><img src="main_img/icons/dot.gif"><a href="start.php?View=Login&Level=SW5zdGVsbGluZ2Vu" title="" target="mainFrames">Account</a></td></tr><tr><td></td><td class="right_menu"><img src="main_img/icons/dot.gif"><a href="start.php?View=Login&Level=Q29uZmln" title="" target="mainFrames">Instellingen</a></td></tr><tr><td height="6" colspan="2"></td></tr></table>';
}