plugins/lanyrd.js
function appendUrls(url, arr){
			var i = arr.length,
				found = false;
			while (i--) {
			    if(arr[i] === url){
			    	found = true;
			    	break;
			    }
			}
			if(!found) arr.push(url);
		 }
function appendUrls(url, arr){
			var i = arr.length,
				found = false;
			while (i--) {
			    if(arr[i] === url){
			    	found = true;
			    	break;
			    }
			}
			if(!found) arr.push(url);
		 }
function appendUrls ( url , arr ) { var i = arr . length , found = false ; while ( i -- ) { if ( arr [ i ] === url ) { found = true ; break ; } } if ( ! found ) arr . push ( url ) ; }
appends url if its not already in the array
appends url if its not already in the array