// *****************************************************************************
// * 
// *****************************************************************************

function loadBodyContent(){
	show_clock();
  window.setInterval("keepMeAlive('keepsessalive')", 300000);
}

function voidall(){

}

function Browser(){
	  this.dom = document.getElementById?1:0;
	  this.ie4 = (document.all && !this.dom)?1:0;
	  this.ns4 = (document.layers && !this.dom)?1:0;
	  this.ns6 = (this.dom && !document.all)?1:0;
	  this.ie5 = (this.dom && document.all)?1:0;
	  this.ok = this.dom || this.ie4 || this.ns4;
	  this.platform = navigator.platform;
}

function keepMeAliveCB(){
	if(reqXML.readyState == 4){
  	if(reqXML.status == 200){
    	return true;
    }
  }
}

function keepMeAlive(objName){
	myObj = document.getElementById(objName);
  if(myObj) myObj.src = myObj.src.replace(/\?.*$/, '?' + Math.random());
  
  if (window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
    reqXML = new XMLHttpRequest(); 
  }
  else if(window.ActiveXObject){ //IE
    reqXML = new ActiveXObject("Microsoft.XMLHTTP"); 
  } 
  
  reqXML.open('GET', '/index.asp', true);
  reqXML.onreadystatechange = keepMeAliveCB;  
  reqXML.send(null); 
}

function findXPosition( oLink ) {
  if( oLink.offsetParent ) {
    for( var posX = 0; oLink.offsetParent; oLink = oLink.offsetParent ) {
      posX += oLink.offsetLeft;
    }
    return posX;
  } else {
    return oLink.x;
  }
}

function findYPosition( oLink ) {
  if( oLink.offsetParent ) {
    for( var posY = 0; oLink.offsetParent; oLink = oLink.offsetParent ) {
      posY += oLink.offsetTop;
    }
    return posY;
  } else {
    return oLink.y;
  }
}

function moveHtmlObj(theid, xpos, ypos){
	if(document.getElementById(theid)){
		srcobj = document.getElementById(theid);
  	srcobj.style.left = xpos + "px";
  	srcobj.style.top = ypos + "px";
	}
}

function ShowHideHtmlIdPos(theid, xpos, ypos){
	if(document.getElementById(theid)){
		srcobj = document.getElementById(theid);
		if((srcobj.style.display == '') || (srcobj.style.display == 'none')){
			srcobj.style.left = xpos + "px";
			srcobj.style.top = ypos + "px";
			srcobj.style.display = 'block';
		}
		else{
			srcobj.style.display = 'none';
		}
	}
}

function ShowHideHtmlId(theid){
	if(document.getElementById(theid)){
		obj = document.getElementById(theid);
		if((obj.style.display == '') || (obj.style.display == 'none')){
			obj.style.display = 'block';
		}
		else{
			obj.style.display = 'none';
		}
	}
}

function isValidIPAddress(ipaddr) {
   var re = /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/;
   if (re.test(ipaddr)) {
      var parts = ipaddr.split(".");
      if (parseInt(parseFloat(parts[0])) == 0) { return false; }
      for (var i=0; i<parts.length; i++) {
         if (parseInt(parseFloat(parts[i])) > 255) { return false; }
      }
      return true;
   } else {
      return false;
   }
}

// *****************************************************************************
// * 
// *****************************************************************************
function isValidEmail(email)
{
  var result = false;
  var theStr = new String(email);
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

// *****************************************************************************
// * 
// *****************************************************************************
function isVariableFilled(obj, name, showalert){
	if (obj == ""){
		if(showalert)	alert('Het volgende veld is niet ingegeven : '+name);
		return false;
	}
	else return true;
}

// *****************************************************************************
// * 
// *****************************************************************************
function isStringValid(obj, name, validchars, showalert) {
	if(!isVariableFilled(obj, name, showalert)) return false;
  
  for (var i=0; i < obj.length; i++) {
    var letter = obj.charAt(i).toLowerCase();
    if (validchars.indexOf(letter) != -1) continue;
		if (letter == " ") letter = "spatie";
    alert('Ongeldig teken : ' + letter);
    return false;
  }
  
  return true;
}

// *****************************************************************************
// * 
// *****************************************************************************
function isValidDomain(obj) {
  if (obj == "") {
    alert('U moet iets ingeven !');
    return false;
	}

  var validchars = "abcdefghijklmnopqrstuvwxyz0123456789-_.";
  
  for (var i=0; i < obj.length; i++) {
    var letter = obj.charAt(i).toLowerCase();
    if (validchars.indexOf(letter) != -1) continue;
		if (letter == " ") letter = "spatie";
    alert('Ongeldig teken : ' + letter);
    return false;
  }
  
  return true;
}

// ****************************************************************************
// * 
// ****************************************************************************
function checkString(myString) {
  var isInteger = new Boolean();
  isInteger=true;
  var myChar="";
  var myInt=0;

  if (myString != "" && typeof(myString) == "string") {
    for (i=0; i<myString.length; i++) {
      myChar = myString.charAt(i)
      myInt = parseInt(myChar)
      if (isNaN(myInt)) {
        isInteger = false;
      }
    }
  }
	else {
    isInteger = false;
  }

  return isInteger;
}

// *****************************************************************************
// * 
// *****************************************************************************
function checkSearchForm(obj) {
  if (obj.value == '') {
    alert('Geen domeinnaam ingegeven !');
    return false;
  }
  else return true;
}