/*IN- EN UITKLAPPEN VAN LAYERS*/
function expand(element)														{ 
if (element.style.display == 'none')											{
element.style.display = '';														}
else																			{
element.style.display = 'none';													}
																				}



/*AANMAKEN VAN EEN COOKIE*/
function SetCookie(cookieName,cookieValue,nDays)								{
var today = new Date();
var expire = new Date();
if (nDays==null || nDays==0) nDays=1;
expire.setTime(today.getTime() + 3600000*24*nDays);
document.cookie = cookieName+"="+escape(cookieValue)
+ ";expires="+expire.toGMTString();
																				}



/*ALLE CHECKBOXES TEGELIJK AAN- OF UITZETTEN*/
function checkEmAll(checkbox)													{
var el = checkbox.form.elements;
var i = el.length;
while (i--)																		{
if (el[i].type == 'checkbox' && el[i].name == 'delete[]')
el[i].checked = checkbox.checked;												}
																				}



/*CONTROLEREN OF FORMULIERVELD WEL IS INGEVULD*/
function inputIsOk(frm, veldlijst, labellijst)									{
var velden = veldlijst.split(',');
var labels = labellijst.split(',');
for (var x=0; x < velden.length; x++)											{
if (frm.elements[velden[x]].value.length == 0)									{
alert('Het veld "' + labels[x] + '" is niet ingevuld.\n');
frm.elements[velden[x]].focus();
return false;
																				}
																				}
return true;
																				}



/*CONTROLEREN OF FORMULIERVELD EEN NUMERIEKE WAARDE BETREFT*/
function isnummer(oInput)														{
var sVal = oInput.value;
if (isNaN(sVal))																{
alert(sVal + " is geen geldige waarde");
oInput.value = "";
																				}
																				}


/*CONTROLEREN OF FORMULIERVELD GÉÉN NUMERIEKE WAARDE BETREFT*/
function isnonummer(oInput)														{
var sVal = oInput.value;
if (isNaN(sVal))																{
} else																			{
alert(sVal + " is geen geldige waarde");
oInput.value = "";
																				}
																				}


/*OPMAAK VERWIJDEREN OF TERUGZETTEN TOT DEFAULT*/
function clearDefaultandCSS(el)													{
if (el.defaultValue==el.value) el.value = ""
// If Dynamic Style is supported, clear the style
if (el.style) el.style.cssText = "color:#000000;"
																				}


/*ONMOUSEOVER WIJZIGEN VAN AFBEELDING EN WEER TERUGZETTEN*/
function MM_swapImgRestore()													{
var i,x,a=document.MM_sr; 
for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
																				}

function MM_preloadImages()														{
var d=document; 
if(d.images)																	{ 
if(!d.MM_p) d.MM_p=new Array();
var i,j=d.MM_p.length,a=MM_preloadImages.arguments; 
for(i=0; i<a.length; i++)
if (a[i].indexOf("#")!=0)														{ 
d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];										}
																				}
																				}

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 && document.getElementById) x=document.getElementById(n); return x;
																				}

function MM_swapImage()															{
var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; 
for(i=0;i<(a.length-2);i+=3)
if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; 
if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];											}
																				}

/*VRAGEN OF JE BETREFFENDE ACTIE ECHT WIL DOEN*/
function askConfirm(txt,url)													{
if (confirm(txt) == true)														{
document.location=url
return true;
																				}
																				}

function noSpam(user,domain,extention)											{
locationstring = "mailto:" + user + "@" + domain + "." + extention;
window.location = locationstring;
																				}