function doSubmitLogin() {
	var blnError = false;
	
	if (document.frmLogin.UserName.value == "" && !blnError) {
		alert("Je bent vergeten om je loginnaam in te vullen");
		document.frmLogin.UserName.focus();
		blnError = true;
	}
	
	if (document.frmLogin.UserPassword.value == "" && !blnError) {
		alert("Je bent vergeten om je wachtwoord in te vullen");
		document.frmLogin.UserPassword.focus();
		blnError = true;
	}
	
	if (!blnError) {
		document.frmLogin.submit();
	}
}

function IsEmailAddress(strText) {
  var arrMatch = new RegExp("^[A-Za-z0-9_-]+([.][A-Za-z0-9_-]+){0,10}[@][A-Za-z0-9_-]+([.][A-Za-z0-9_-]+){1,6}$").exec(strText);
  var blnIsValid = true;
  if (!arrMatch) {
     blnIsValid = false;
   }
   
  return blnIsValid;
}

function IsNumeric(strText) {
   var strValidChars = "0123456789.";
   var blnIsNumber = true;
   var chrChar;
 
   for (i = 0; i < strText.length && blnIsNumber == true; i++) {
      chrChar = strText.charAt(i); 
      if (strValidChars.indexOf(chrChar) == -1) {
         blnIsNumber = false;
			}
	}

  return blnIsNumber;
}

function doHeader(strBaseURL, strServer, strIsZakelijk){
	document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" width="724" height="250" id="header" align="middle">');
	document.write('<param name="allowScriptAccess" value="sameDomain" />');
	document.write('<param name="movie" value="' + strBaseURL + 'header.swf?rnd=123&server='+ strServer +'&is_zakelijk='+ strIsZakelijk +'" />');
	document.write('<param name="quality" value="high" />');
	document.write('<param name="menu" value="false" />');
	document.write('<param name="wmode" value="transparent">');
	document.write('<param name="bgcolor" value="#ffffff" />');
	document.write('<param name="wmode" value="transparent">');
	document.write('<embed src="' + strBaseURL + 'header.swf?rnd=123&server='+ strServer +'&is_zakelijk='+ strIsZakelijk +'" wmode="transparent" allowtransparency="true" quality="high" bgcolor="#ffffff" width="724" height="250" menu="false" name="header" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
	document.write('</object>');
}

function doSites(strBaseURL, strServer){
	document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" width="183" height="168" id="sites2" align="middle">');
	document.write('<param name="allowScriptAccess" value="sameDomain" />');
	document.write('<param name="movie" value="' + strBaseURL + 'sites.swf?server='+ strServer +'" />');
	document.write('<param name="quality" value="high" />');
	document.write('<param name="menu" value="false" />');
	document.write('<param name="wmode" value="transparent">');
	document.write('<param name="bgcolor" value="#ffffff" />');
	document.write('<embed src="' + strBaseURL + 'sites.swf?server='+ strServer +'" wmode="transparent" allowtransparency="true" quality="high" menu="false" bgcolor="#ffffff" width="183" height="168" name="sites2" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
	document.write('</object>');
}
