//Advertentie plaatsen pagina
	function afwijkendFactuuradres() {
		if (document.getElementById('factuur_gegevens').style.visibility == 'hidden') {
			document.getElementById('factuur_gegevens').style.visibility = 'visible';
			document.getElementById('factuur_gegevens').style.position = '';
		} else {
			document.getElementById('factuur_gegevens').style.visibility = 'hidden';
			document.getElementById('factuur_gegevens').style.position = 'absolute';
		}
	}
	//Jobmotive form
	function jobMotive(openDiv) {
		document.getElementById('jobmotive_1').style.position = 'absolute';
		document.getElementById('jobmotive_2').style.position = 'absolute';
		document.getElementById('jobmotive_2').style.top = '1px';
		document.getElementById('jobmotive_2').style.left = '1px';
		document.getElementById('jobmotive_1').style.top = '1px';
		document.getElementById('jobmotive_1').style.left = '1px';
		document.getElementById('jobmotive_1').style.zindex = '-2';
		document.getElementById('jobmotive_2').style.zindex = '-2';
		document.getElementById('jobmotive_1').style.visibility = 'hidden';
		document.getElementById('jobmotive_2').style.visibility = 'hidden';
		
		document.getElementById(openDiv).style.position = '';
		document.getElementById(openDiv).style.visibility = '';
	}
	//Advertentie switch image 
	function show_image(imgObj) {
		if (imgObj == 'foto_1') {
			document.getElementById('showImage').src = document.getElementById('foto_1').src;
		} else if (imgObj == 'foto_2') {
			document.getElementById('showImage').src = document.getElementById('foto_2').src;
		} else if (imgObj == 'foto_3') {
			document.getElementById('showImage').src = document.getElementById('foto_3').src;
		} else if (imgObj == 'foto_4') {
			document.getElementById('showImage').src = document.getElementById('foto_4').src;
		}
	}
	//Advanced rubriek select
	function select_rubriek() {
		if (document.getElementById('advanced_rubriek').style.visibility == 'hidden') {
			document.getElementById('advanced_rubriek').style.visibility = 'visible';
			document.getElementById('advanced_rubriek').style.position = '';
		} else {
			document.getElementById('advanced_rubriek').style.visibility = 'hidden';
			document.getElementById('advanced_rubriek').style.position = 'absolute';
		}
	}
	function sub_nav(nav, act) {
		if (act == "close") { 
			document.getElementById(nav).style.visibility = "hidden"; 
		} else if (act == "open") { 
			document.getElementById(nav).style.visibility = "visible"; 
		}
	}
	
	function switch_page(page_id,last_page) {
		//close all
		scroll(0,220);
		for (var h=0;h<parseFloat(last_page)+1;h++) {
			document.getElementById('page_'+h).style.visibility = 'hidden';
			document.getElementById('page_'+h).style.position = 'absolute';
		}
		document.getElementById('page_'+page_id).style.visibility = 'visible';
		document.getElementById('page_'+page_id).style.position = '';
		document.getElementById('last_page').innerHTML = "Pagina "+page_id+" van "+last_page;
	}