var picdizhi;
var winpic;

var arr_i;
var picurl=new Array();
         picurl[1]="/uploadpic"
	picurl[2]="/uploadpic"
	picurl[3]="/uploadpic"
	picurl[4]="/uploadpic"
arr_i=Math.floor(Math.random()*4+1);
picdizhi=picurl[arr_i];
winpic="/gpic";