function docTag_set_link() {
$("a.documentpreview[href],a.pictopreview[href]").each(function() {
		var $a = $(this);
		var url = $a.attr('href');

		if(url.indexOf('document.php?')!=-1 && url.indexOf('action=delete')==-1  && url.indexOf('file=')!=-1) {
			filename = $a.text();
			if(filename == '') filename = $a.find('img').attr('alt');
			var tag64 = window.btoa(url);
			url = "javascript:docTag_pop('/viaweb/custom/doctag/tag.php?tag64="+ tag64 +"','"+filename+"')";
			if($a.hasClass('pictopreview') && !$a.hasClass('documentpreview')) {
				link = '<br /><a href="'+url+'" tag64="'+tag64+'"><img src="/viaweb/custom/doctag/img/object_doctag.png" alt="" title="Tagit" class="inline-block"> tag</a>';
			}
			else if($a.parent().is('li')) {
				link = '';
			}
			else{
				link = '&nbsp;<a href="'+url+'" tag64="'+tag64+'"><img src="/viaweb/custom/doctag/img/object_doctag.png" alt="" title="Tagit" class="inline-block"></a>';
			}

			if(link.length>0) {

				$(this).after(link);

				$.ajax({
				    url : "/viaweb/custom/doctag/script/interface.php?get=tag64exist&tag64="+tag64
				}).done(function(nb_tag) {
				    if(nb_tag>0) {
				        $img = $('a[tag64="'+tag64+'"]').find("img");
				        $img.attr("src","/viaweb/custom/doctag/img/object_doctag_blue.png");
				        $img.attr("title",nb_tag+" tag(s)");
				    }
				});

			}
		}

	});
}

function docTag_pop(url, filename) {

	$('#docTag').remove();

	if($('#docTag').length==0) {
		$('body').append('<div id="docTag"><iframe src="#" width="100%" height="100%" allowfullscreen webkitallowfullscreen frameborder="0"></iframe></div>');
	}

	$('#docTag').dialog({
		title: "Tags for this document "
		,resize:'auto'
		,width:800
		,height:500
		,modal:true
		,resizable: true
		,close:function() {
			$('#docTag iframe').attr('src', '#');
		}
	});

	$('#docTag iframe').attr('src', url);

}

$(document).ready(function() {
	docTag_set_link();
});