function BrowserDetect() {
	var agt=navigator.userAgent.toLowerCase();
	var is_major = parseInt(navigator.appVersion);
	var is_minor = parseFloat(navigator.appVersion);
	var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
	            && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
	            && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
	var is_nav4 = (is_nav && (is_major >= 4));
	var is_nav6 = (agt.indexOf('netscape6') > -1);
	var is_gecko = (agt.indexOf('gecko') != -1);

	var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
	var is_ie4    = (is_ie && (is_major >= 4) && (agt.indexOf("msie 5")==-1) );
	var is_ie5up  = (is_ie && is_major>=4 && !is_ie4);

	var is_opera = (agt.indexOf("opera") != -1);
	var is_opera2 = (agt.indexOf("opera 2") != -1 || agt.indexOf("opera/2") != -1);
	var is_opera3 = (agt.indexOf("opera 3") != -1 || agt.indexOf("opera/3") != -1);
	var is_opera4 = (agt.indexOf("opera 4") != -1 || agt.indexOf("opera/4") != -1);
	var is_opera5 = (agt.indexOf("opera 5") != -1 || agt.indexOf("opera/5") != -1);
	var is_opera5up = (is_opera && !is_opera2 && !is_opera3 && !is_opera4);

	if (is_ie4 || is_ie5up || is_gecko)
		return "ie"
	if (is_nav4)
		return "ns"
	return "ie"
	}

function checkFrame() {
		if (parent.frames.length==0) document.location="/index.html";
}

function generateMail(name){
  domain = 'ict-synergy.com';
  temp = 'mailTo:' + name + '@' + domain;
  return temp;
}


function generateMail(name,subject){
  domain = 'ict-synergy.be';
  temp = 'mailTo:' + name + '@' + domain+'?subject='+subject;
  return temp;
}

function changeLocation(url){
  document.location=url;
}

function StringArray (n) {
  this.length = n;
  for (var i =1; i <= n; i++) {
    this[i] = ' '

  }
}

function ranOtherImage() {
  image = new StringArray(5)
  image[0] = 'pic2.gif'
  image[1] = 'pic3.gif'
  image[2] = 'pic5.gif'
  image[3] = 'pic6.gif'
  image[4] = 'pic7.gif'
  core = Math.floor(Math.random()*(image.length))
  return(image[core])
}

function ranHumanImage() {
  image = new StringArray(2)
  image[0] = 'pic1.gif'
  image[1] = 'pic4.gif'
  core = Math.floor(Math.random()*(image.length))
  return(image[core])
}

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_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_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];}
}

function MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}


function validRequired(formField,fieldLabel)
{
	var result = true;
	
	if (formField.value == "")
	{
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
		result = false;
	}
	
	return result;
}

function allDigits(str)
{
	return inValidCharSet(str,"0123456789");
}

function inValidCharSet(str,charset)
{
	var result = true;

	// Note: doesn't use regular expressions to avoid early Mac browser bugs	
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0)
		{
			result = false;
			break;
		}
	
	return result;
}


function validNum(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		if (!allDigits(formField.value))
 		{
 			alert('Please enter a number for the "' + fieldLabel +'" field.');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}


function validInt(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		var num = parseInt(formField.value,10);
 		if (isNaN(num))
 		{
 			alert('Please enter a number for the "' + fieldLabel +'" field.');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}


function validDate(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		var elems = formField.value.split("/");
 		
 		result = (elems.length == 3); // should be three components
 		
 		if (result)
 		{
 			var month = parseInt(elems[0],10);
  			var day = parseInt(elems[1],10);
 			var year = parseInt(elems[2],10);
			result = allDigits(elems[0]) && (month > 0) && (month < 13) &&
					 allDigits(elems[1]) && (day > 0) && (day < 32) &&
					 allDigits(elems[2]) && ((elems[2].length == 2) || (elems[2].length == 4));
 		}
 		
  		if (!result)
 		{
 			alert('Please enter a date in the format MM/DD/YYYY for the "' + fieldLabel +'" field.');
			formField.focus();		
		}
	} 
	
	return result;
}

function validEmail(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		result=isEmail(formField.value);
 	}		
 		
 	
  	if (!result)
 	{
 		alert('Please enter a valid email for the "' + fieldLabel +'" field.');
		formField.focus();		
	}
	return result;
}
// Checks the E-MAIL field.
function isEmail(TheObject) {

  // Check if e-mail field is not blank
  if (TheObject == "") {
    return false;
  }

  // Check if the email doesn't contain a space
  if (TheObject.indexOf(' ', 0) != -1) {
    return false;
  }

  // Check if the email contains a @
  var firstAt = TheObject.indexOf('@', 0);
  if (firstAt == -1) {
    return false;
  }
  // Check if there is only ONE @
  else if (TheObject.lastIndexOf('@') != firstAt) {
    return false;
  }

  // Last 2 letters of the email adress
  TheDomSfx1 = TheObject.slice(TheObject.length - 3, TheObject.length)
  // Last 3 letters of the email adress
  TheDomSfx2 = TheObject.slice(TheObject.length - 4, TheObject.length)

  // Return false if the first letter of TheDomSfx1 is  not '.'
  // AND if the first letter of TheDomSfx2 is  not '.'
  if ((TheDomSfx1.charAt(0) != '.') && (TheDomSfx2.charAt(0) != '.')) {
    return false
  }

  // Check special characters
  allowedChars = "1234567890qwertyuiop[]asdfghjklzxcvbnm.@-QWERTYUIOPASDFGHJKLZXCVBNM";

  for (i = 0; i < TheObject.length; i++) {
    if (allowedChars.indexOf(TheObject.charAt(i)) == -1) {
      return false;
    }
  }

  return true
}

function validRadio(formField,fieldLabel) 
{ 
var result = true; 
var radioSelected; 

for (var i=0; i<formField.length; i++){ 
if (formField[i].checked) { 
radioSelected = formField[i].value 
} 
} 
if (!radioSelected){ 
alert('Please select an option for "' + fieldLabel +'".'); 
//formField.focus(); 
result = false; 
} 

return result; 
}