var images_per_page;
var actual_page;

function reihenfolge_absenden()
{
		if(order_changed) {
			var result="";
			for(var i=0;i<aElts.length;i++) {
   				result=result+aElts[i].name+"**";
			}
			document.reihenfolge_absende_form.neue_reihenfolge.value=result;
		} 
		if(typeof choosed_element!='undefined') {
			document.reihenfolge_absende_form.bilddatei.value=choosed_element.name;
			document.reihenfolge_absende_form.next_bilddatei.value=next_choosing_element.name;
		}
		document.reihenfolge_absende_form.submit();
}

function bild_loeschen()
{
	document.reihenfolge_absende_form.neue_reihenfolge.value="DELETE_PICTURE";
	document.reihenfolge_absende_form.bilddatei.value=choosed_element.name;
	document.reihenfolge_absende_form.submit();
}

function pushContent(element, html) {
   		div = document.getElementById(element);
   		div.innerHTML = html;
}

function pushImage(number) {
   		var i = images_per_page*(actual_page-1)+number;
	if(thumb_array[i]!=undefined)
		pushContent('content_'+number, thumb_array[i]);
	else
		pushContent('content_'+number, '');
}

function showContentPage() {				
	for(var i=0;i<images_per_page;i++) {
		pushImage(i, actual_page);
	}		
}

function viewBigImage(number)
{
	var i = images_per_page*(actual_page-1)+number;
	if(myPic[i]!=undefined)
	{			
		dv.showDV(myPic[i]);
	}
}

function nextPage()
{
	actual_page++;
	showContentPage();
	if(actual_page>=number_of_pages)
		document.getElementById('nextPage').style.visibility = 'hidden';
	document.getElementById('prevPage').style.visibility = 'visible';
}

function prevPage()
{
	actual_page--;
	showContentPage();
	if(actual_page==1)
		document.getElementById('prevPage').style.visibility = 'hidden';
	document.getElementById('nextPage').style.visibility = 'visible';
}