$(function(){
/* 
 $(".tweet").tweet({
            username: "hemk48e",
            join_text: "auto",
            avatar_size:0,
            count: 5,
            auto_join_text_default: "we said,",
            auto_join_text_ed: "we",
            auto_join_text_ing: "we were",
            auto_join_text_reply: "we replied to",
            auto_join_text_url: "we were checking out",
            loading_text: "loading tweets..."
        });
		

*/
$('a.fancyBox').fancybox({overlayOpacity:'0.5'});
$('.column_208 ul li:last-child a').css('background','none');

$('.left_nav_2 > li > a').mouseenter(function(){
	
	$('.subNavWapper,.subNavBridge').hide();
	if($(".left_nav_2 > li > a").index(this) < 4)
	{
	$(this).next().css('top','-'+$(this).next().height()/4+'px');
	} else {
	$(this).next().css('top','-'+$(this).next().height()/1.5+'px');
	}
	$(this).next().show().next().show();
	});	
	
$('.subNavWapper').mouseleave(function(){
	$('.subNavWapper,.subNavBridge').hide();
})

$('.subnav li, .archive_list li').hover(function(){
$(this).css('opacity','0.7');
},function(){
$(this).css('opacity','1');
})

$('#input_zoek').focus(function(){
	$(this).val()=='zoek'?$(this).val(''):0;
}) .blur(function(){
	
	validateNotEmpty($(this).val())?0:$(this).val('zoek');
});

$('a.signup').fancybox({
		overlayOpacity:'0.5',
		width				: 650,
		height				: 600,
        type				: 'iframe'
});

$(".tweet").tweet({
        join_text: "auto",
        username: "stevenpont",
        avatar_size: 0,
        count: 1,
        auto_join_text_default: "",
        auto_join_text_ed: "",
        auto_join_text_ing: "",
        auto_join_text_reply: "",
        auto_join_text_url: "",
        loading_text: "loading tweets..."
      });

	

})



/*
Strip whitespace from the beginning and end of a string
Input : a string
*/
function trim(str)
{
	return str.replace(/^\s+|\s+$/g,'');
}

/*
Make sure that textBox only contain number
*/
function checkNumber(textBox)
{
	while (textBox.value.length > 0 && isNaN(textBox.value)) {
		textBox.value = textBox.value.substring(0, textBox.value.length - 1)
	}
	
	textBox.value = trim(textBox.value);
/*	if (textBox.value.length == 0) {
		textBox.value = 0;		
	} else {
		textBox.value = parseInt(textBox.value);
	}*/
}

/*
	Check if a form element is empty.
	If it is display an alert box and focus
	on the element
*/
function isEmpty(formElement, message) {
	formElement.value = trim(formElement.value);
	
	_isEmpty = false;
	if (formElement.value == '') {
		_isEmpty = true;
		alert(message);
		formElement.focus();
	}
	
	return _isEmpty;
}

/*
	Set one value in combo box as the selected value
*/
function setSelect(listElement, listValue)
{
	for (i=0; i < listElement.options.length; i++) {
		if (listElement.options[i].value == listValue)	{
			listElement.selectedIndex = i;
		}
	}	
}
function trimAll( strValue ) {
/************************************************
DESCRIPTION: Removes leading and trailing spaces.

PARAMETERS: Source string from which spaces will
  be removed;

RETURNS: Source string with whitespaces removed.
*************************************************/
 var objRegExp = /^(\s*)$/;

    //check for all spaces
    if(objRegExp.test(strValue)) {
       strValue = strValue.replace(objRegExp, '');
       if( strValue.length == 0)
          return strValue;
    }

   //check for leading & trailing spaces
   objRegExp = /^(\s*)([\W\w]*)(\b\s*$)/;
   if(objRegExp.test(strValue)) {
       //remove leading and trailing whitespace characters
       strValue = strValue.replace(objRegExp, '$2');
    }
  return strValue;
}

function validateNotEmpty( strValue ) {
/************************************************
DESCRIPTION: Validates that a string is not all
  blank (whitespace) characters.

PARAMETERS:
   strValue - String to be tested for validity

RETURNS:
   True if valid, otherwise false.
*************************************************/
   var strTemp = strValue;
   strTemp = trimAll(strTemp);
   if(strTemp.length > 0){
     return true;
   }
   return false;
}



function validateEmail( strValue) {
/************************************************
DESCRIPTION: Validates that a string contains a
  valid email pattern.

 PARAMETERS:
   strValue - String to be tested for validity

RETURNS:
   True if valid, otherwise false.

REMARKS: Accounts for email with country appended
  does not validate that email contains valid URL
  type (.com, .gov, etc.) or valid country suffix.
*************************************************/
var objRegExp  = /^([0-9a-zA-Z]+([_.-]?[0-9a-zA-Z]+)*@[0-9a-zA-Z]+[0-9,a-z,A-Z,.,-]*(.){1}[a-zA-Z]{2,4})+$/;

  //check for valid email
  return objRegExp.test(strValue);
}