function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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 tijn_validateForm()
{
	// dyt_form_info_send.php
	var i,p,q,nm,test,num,min,max,errors='',args=tijn_validateForm.arguments;
	
	for (i=0; i<(args.length-2); i+=3)
	{
		test = args[i+2];
		
		val = MM_findObj(args[i]);
		object = 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))
					{
						errors+='- '+nm+' must contain an e-mail address.\n';
					}
				}
				else if (test!='R')
				{
					if (isNaN(val))
					{
						errors+='- '+nm+' must contain a number.\n';
					}
					
					if (test.indexOf('inRange') != -1)
					{
						p=test.indexOf(':');
						min=test.substring(8,p);
						max=test.substring(p+1);
						if (val<min || max<val)
						{
							errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
						}
					}
				}
				else
				{
					object.style.backgroundColor = "white";
				}
			}
			else if (test.charAt(0) == 'R')
			{
				object.style.backgroundColor = "#FFFF00";
				errors += '- '+nm+' is required.\n';
			}
		}
	}
	
	if (errors)
	{
		//alert('The information for the following fields are missing:\n'+errors);
		document.MM_returnValue = (errors == '');
	}
	else
	{
		document.MM_returnValue = true;
	}
}



function regopen(url)
{
	var popup = window.open(url,'regwin','toolbar=no,location=no,menubar=no,scrollbars=yes,width=980,resizable=yes,status=no');
	popup.focus();
}


function winopen(url, winname, width, height)
{
	var popup = window.open(url,winname,'toolbar=no,location=no,menubar=no,scrollbars=yes,width='+width+',height='+height+',resizable=yes,status=no');
	popup.focus();
}

function popup(theURL,winName,features)
{
	window.open(theURL,winName,features);
}

function toggle(sObjId)
{
	if(oObj = document.getElementById(sObjId))
	{	
		oObj.style.display = (oObj.style.display=='block') ? 'none' : 'block';
	}
}

function jump(fe)
{
	var opt_key = fe.selectedIndex;
	var uri_val = fe.options[opt_key].value;
	fe.selectedIndex = 0;
	window.open(uri_val,'_top');
	return true;
}            

function pop_check_out()
{
	window.opener.location = 'index.php?sid=13';
	window.close();
	window.opener.focus();
	return false;
}

function check_this_form()
{
	args = check;//check_this_form.arguments;
	
	var ret = new Array();
	
	for (i=0; i<(args.length); i++)
	{	
		if((o = document.getElementById(args[i])) && args[i] != 'to')
		{
			if(o.value == '')
			{
				// fout
				o.style.backgroundColor = "#DDDDDD";
				ret[ret.length] = false;
			}
			else
			{
				// goed
				o.style.backgroundColor = "#FFFFFF";
			}
		}
	}
	
	if(ret.length > 0)
	{
		if(o = document.getElementById('form_error_report'))
		{	
			o.innerHTML = 'De gemarkeerde velden zijn verplicht om in te vullen.';
		}
		
		return false;
	}
	else
	{
		return true;
	}
}