/* SERVER CACHE */
function addLoadEvent(func)
{
	var oldonload = window.onload;
	if (typeof window.onload != 'function')
	{
		window.onload = func;
	}
	else
	{
		window.onload = function()
		{
			oldonload();
			func();
		}
	}
}
function addClass(element,value)
{
	if (!element.className)
	{
		element.className = value;
	}
	else
	{
		newClassName = element.className;
		newClassName+= " ";
		newClassName+= value;
		element.className = newClassName;
	}
}
function validateForm(whichform)
{
	for (var i=0; i<whichform.elements.length; i++)
	{
		var element = whichform.elements[i];
		if (element.name == 'search'){
			if (element.className.indexOf("text") != -1)
			{
				if (!isFilled(element) || element.value == "           --- SEARCH ---")
				{
					alert("Gelieve een zoekterm op te geven.");
					element.focus();
					return false;
				}
	   		}
	   	} else if (element.name == 'username'){
			if (element.className.indexOf("text") != -1)
			{
				if (!isFilled(element))
				{
					alert("Gelieve een gebruikersnaam in te geven.");
					element.focus();
					return false;
				}
	   		}
	   	} else if (element.name == 'password'){
			if (element.className.indexOf("text") != -1)
			{
				if (!isFilled(element))
				{
					alert("Gelieve een wachtwoord in te geven.");
					element.focus();
					return false;
				}
	   		}
	   	}
	}
	return true;
}
function isFilled(field)
{
	if (field.value.length < 1)
	{
		return false;
	}
	else
	{
		return true;
	}
}
function prepareForms()
{
	for (var i=0; i<document.forms.length; i++)
	{
		var thisform = document.forms[i];
		//alert(thisform.name);
		if(thisform.name != "frmSS"){
			thisform.onsubmit = function()
			{
			  return validateForm(this);
			}
		}
	}
}
function CheckSS(TheForm){ 
   var str=TheForm.field_3.value;
   var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
   if (filter.test(str)){    
	  return true;   
   }else{
  	  alert("Gelieve een geldig email adres in te vullen.");
	  TheForm.field_3.focus();
	  TheForm.field_3.select();
	  return false;
   }  
}
//addLoadEvent(prepareForms);