function popup(theURL,winName,features)
{
	var left = window.screenLeft + 50;
	var top = window.screenTop - 50;
	
	features += ',left='+left+',top='+top+'';
	
	//alert(features);
	window.open(theURL,winName,features);
}

function toggle_menu_div(id,obj)
{
	var ele = document.getElementById(id);
	if(ele.style.display == 'block')
	{
		
		ele.style.display = 'none';
		//obj.style.fontWeight = 'normal';
	}
	else
	{
		//alert(obj.className);
		ele.style.display = 'block';
		//obj.style.fontWeight = 'bold';
	}
}

function show_div(id,stat)
{
	var ele = document.getElementById(id);
	if(stat == 'none')
	{
		ele.style.display = 'none';
	}
	else
	{
		ele.style.display = 'block';
	}
	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;
	}
}

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

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

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 MM_validateForm() { //v4.0
  var i,p,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]);
    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 if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The information for the following fields are missing:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function MM_preloadImages() { //v3.0
  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_swapImgRestore() { //v3.0
  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_swapImage() { //v3.0
  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];}
}

//  Default browsercheck
function browserCheck(){
	this.ver=navigator.appVersion
	this.agent=navigator.userAgent
	this.dom=document.getElementById?1:0
	this.opera5=this.agent.indexOf("Opera 5")>-1
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0; 
	this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
	this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
	this.ie=this.ie4||this.ie5||this.ie6
	this.mac=this.agent.indexOf("Mac")>-1
	this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0; 
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)
	return this
}