function str_replace(search, replace, subject) {
	    // http://kevin.vanzonneveld.net
	    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
	    // +   improved by: Gabriel Paderni
	    // +   improved by: Philip Peterson
	    // +   improved by: Simon Willison (http://simonwillison.net)
	    // +    revised by: Jonas Raoni Soares Silva (http://www.jsfromhell.com)
	    // +   bugfixed by: Anton Ongson
	    // +      input by: Onno Marsman
	    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
	    // +    tweaked by: Onno Marsman
	    // *     example 1: str_replace(' ', '.', 'Kevin van Zonneveld');
	    // *     returns 1: 'Kevin.van.Zonneveld'
	    // *     example 2: str_replace(['{name}', 'l'], ['hello', 'm'], '{name}, lars');
	    // *     returns 2: 'hemmo, mars'
	    var f = search, r = replace, s = subject;
	    var ra = r instanceof Array, sa = s instanceof Array, f = [].concat(f), r = [].concat(r), i = (s = [].concat(s)).length;
	 
	    while (j = 0, i--) {
	        if (s[i]) {
	            while (s[i] = (s[i]+'').split(f[j]).join(ra ? r[j] || "" : r[0]), ++j in f){};
	        }
	    };
	 
	    return sa ? s : s[0];
	}