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/**
 * Performant nodelist to array cast. Source: http://stackoverflow.com/a/15144269/370786
 * @param nl {NodeList} NodeList to convert. Might work with other data types (Array?) but that needs further testing.
 */
function toArray(nl) 
{
	var arr = [];
	if(isNaN(nl.length)) {
		throw "Cannot get length";
	} else {
		for(var i=-1,l=nl.length;++i!==l;arr[i]=nl[i]);		
	}
	return(arr);
}