/* Usage: inserts an iframe into a div with id "mapdiv", in conjunction with Template:MapFrame for embeddable dynamic maps. Relies on HTML5 data parameters. */					  function insertIFrame() { 	var exhtml = '//wikivoyage.toolforge.org/w/poimap2.php?'; 	var map = $('div .mapdiv'); 	map.each(function() { 		var self = this, 		$self = $(this); 		validateMap($self); 		var exsrc = exhtml+'lat='+encodeURIComponent($self.data("lat"))+'&lon='+encodeURIComponent($self.data("long")) 			+'&zoom='+encodeURIComponent($self.data("zoom"))+'&layer='+encodeURIComponent($self.data("layer"))+'&lang='+encodeURIComponent(mw.config.get('wgContentLanguage'))+'&name='+encodeURIComponent(mw.config.get('wgPageName'));  		var ifstr = $( '<iframe></iframe>' ).attr( { src: exsrc, width: $self.data("width"), height: $self.data("height" ), style: "border:0" } ); 		$self.html(ifstr); 		if ( $self.data("layer").indexOf('M') < 0 ) { 			$('.vcard a').attr('href', function () { return this.href.replace('layer=M','layer='+$self.data("layer")[0]) }); 		} 	}); }  function validateMap(map) { 	if (!$.isNumeric(map.data("lat"))) map.data("lat", 51.47766); 	if (!$.isNumeric(map.data("long"))) map.data("long", -0.00115); 	if (!$.isNumeric(map.data("zoom")) && map.data("zoom") != 'auto') map.data("zoom", 14); 	if (!$.isNumeric(map.data("height"))) map.data("height", 420); 	if (!$.isNumeric(map.data("width"))) map.data("width", 420); 	if (map.data("layer").length > 8) map.data("layer", 'M'); }  mw.hook('wikipage.content').add(insertIFrame);