this.getQueryVar = function(value_s)
{
    var query = location.search.substring(1);
    var varsArray = query.split("&");

    for (var i=0; i < varsArray.length; i++)
    {
        var keyvalArray = varsArray[i].split("=");

        if (keyvalArray[0] == value_s)
        {
            return unescape(keyvalArray[1]);
        }
    }
};

this.setSliderExternal = function()
{
	var name_s = this.getQueryVar('id');

	switch(name_s)
	{
		case 'bio':
    	setMenuActive(document.getElementById('menu_bio_item'), 0, 'header_bio');
    	break

    	case 'werk':
    	setMenuActive(document.getElementById('menu_work_item'), 1, 'header_werk');
    	break

    	case 'diensten':
    	setMenuActive(document.getElementById('menu_service_item'), 2, 'header_diensten');
    	break

    	case 'doel':
    	setMenuActive(document.getElementById('menu_doel_item'), 3, 'header_doel');
    	break

    	case 'contact':
    	setMenuActive(document.getElementById('menu_contact_item'), 4, 'header_contact');
    	break
    }
};

this.setWorkSliderExternal = function()
{
	var id_s = this.getQueryVar('id');
	setWorkActive(id_s);
};

this.setTekstSliderExternal = function()
{
	var name_s = this.getQueryVar('id');

	switch(name_s)
	{
		case 'december':
    	setMenuActive(document.getElementById(''), 0, 'header_december');
    	break

		case 'november':
    	setMenuActive(document.getElementById(''), 1, 'header_november');
    	break

    	case 'oktober':
    	setMenuActive(document.getElementById(''), 2, 'header_oktober');
    	break

    	case 'september':
    	setMenuActive(document.getElementById(''), 3, 'header_september');
    	break

    	case 'roeland':
    	setMenuActive(document.getElementById(''), 4, 'header_roeland');
    	break
    }
};