function urlencode(u){
	var f=new Array(   1,    2,    3,    4,    5,    6,    7,    8,    9,   11,   12,   13,   14,   15,   16,   17,   18,   19,   20,   21,   22,   23,   24,   25,   26,   27,   28,   29,   30,   31,   32,   38,   43,   61,  129,  136,  138,  140,  141,  142,  143,  144,  152,  154,  156,  157,  158,  159,  160,  163,  164,  165,  166,  167,  168,  169,63737,  171,  172,  173, 8213,  176,  177,  178,  179,  900,  181,  182,  183,  187,  189,63738,63739,  180, 8722);
	var t=new Array('%01','%02','%03','%04','%05','%06','%07','%08','%09','%0B','%0C','%0D','%0E','%0F','%10','%11','%12','%13','%14','%15','%16','%17','%18','%19','%1A','%1B','%1C','%1D','%1E','%1F','%20','%26','%2B','%3D','%81','%88','%8A','%8C','%8D','%8E','%8F','%90','%98','%9A','%9C','%9D','%9E','%9F','%A0','%A3','%A4','%A5','%A6','%A7','%A8','%A9','%AA','%AB','%AC','%AD','%AF','%B0','%B1','%B2','%B3','%27','%B5','%B6','%B7','%BB','%BD','%D2','%FF','%27','%2D');
	// 174 -> '%AE'
	var i;
	for(i=0;i<f.length;i++){
		u=u.split(String.fromCharCode(f[i])).join(t[i]);
	}
	return u;
}