//mouse-over spul
var img_mo = new Array();
var suf_mo = '_MO';
function split_url(str) {
        var i=str.lastIndexOf('.');
        if (i<0) return [str];
        var end=str.substr(i);
        str=str.substr(0,i);
        var is_mo=false;
        while (str.substr(str.length-suf_mo.length)==suf_mo) { is_mo=true; str=str.substr(0,str.length-suf_mo.length); }
        return [str,end,is_mo];
}
function init_img_mo(ref,rs_id) {
        if (document.images && ref.src) {
                var parts=split_url(ref.src);
                if (parts[2]) return;
                var i=img_mo.length;
                img_mo[i]=new Image;
                img_mo[i].src=parts[0]+suf_mo+parts[1];
                ref.onmouseover=img_mover;
                ref.onmouseout=img_mout;
        }
}
function img_mover() {
        var parts=split_url(this.src);
        this.src=parts[0]+suf_mo+parts[1];
}
function img_mout() {   
        var parts=split_url(this.src);
        this.src=parts[0]+parts[1];
}
//einde mouse-over spul

// xAjax Stuff
function submitForm(e, additional_cf) {
	
	if (e && e.tagName == 'FORM') {
		
		if(!ValidateForm(e)) return false;
		
		var formElements = e.elements;
		var target_cf = formElements['target_cf'] ? formElements['target_cf'].value : additional_cf;
		var wait_button = formElements['wait_button'].value;
		
		if(target_cf) {
			
			var chksum = location.hostname;
			formElements['checksum'].setAttribute("value",chksum);
			
			if (xajax.$(wait_button)) {
				xajax.$(wait_button).disabled=true;
				xajax.$(wait_button).value="Even geduld aub...";
			}
			xajax.call(target_cf, new Array(xajax.getFormValues(e)), 1);
			
		} else {
			alert('submitForm: No valid arguments');
		}
	} else {
		alert('submitForm: No valid FORM object');
	}
	return false;
}


function ValidateForm(e) {
	var msg = '';
	var chk = '';
	var focusfld = '';
	var i,ii,x;
	var rclist = [];
	var val = '';
	for(i=0;i<e.length;i++) {
		if (chk = e[i].getAttribute('inpchk')) {
			e[i].className = e[i].className.replace('mandatory','');
			if ((chk == 'notempty')) {
				if (e[i].type == 'checkbox') {
					val = (e[i].checked) ? '1' : '';
				} else {
					val = e[i].value;
				}
				if (val == '') {
					if (focusfld == '') focusfld = e[i].name;
					msg += e[i].getAttribute('chkmsg')+"\n";
					e[i].className += ' mandatory';
				}
			}
			if ((chk == 'minmaxlen')) {
				var min = e[i].getAttribute('minlen');
				var max = e[i].getAttribute('maxlen');
				if (e[i].value.length < min) {
					msg += e[i].getAttribute('chkmsg')+"\n";
					if (focusfld == '') focusfld = e[i].name;
					e[i].className += ' mandatory';
				}
				if (e[i].value.length > max) {
					msg += e[i].getAttribute('maxmsg')+"\n";
					if (focusfld == '') focusfld = e[i].name;
					e[i].className += ' mandatory';
				}
			}
			if ((chk == 'radiovalue')) {
				if (rclist[e[i].name] == 1) continue;
				rclist[e[i].name] = 1;
				x = e[e[i].name];
				if (!!x[0]) {
					for(ii=0;ii<x.length;ii++) {
						x[ii].className = x[ii].className.replace('mandatory','');
					}
					val = false;
					for(ii=0;ii<x.length;ii++) {
						if (x[ii].checked) val = true;
					}
					if (!val) {
						for(ii=0;ii<x.length;ii++) {
							x[ii].className += ' mandatory';
						}
						if (focusfld == '') focusfld = i;
						msg += e[i].getAttribute('chkmsg')+"\n";
					}
				}
			}
		}
	}
	if (msg) {
		alert(msg);
		e[focusfld].scrollIntoView(false);
		e[focusfld].focus();
		return false;
	}
	return true;
}
function zoek(f) {
	if ( f.elements.q.value=='' || f.elements.q.value==f.elements.q.getAttribute('initvalue') ) return false;
	return true;
}