var imgArr = new Array();

function preload() {
  var d=document; if(d.images) {
    var i,j=imgArr.length,a=preload.arguments;
    for(i=0;i<a.length;i++) {
      imgArr[j]=new Image;
      imgArr[j++].src='/user/new/user/img/'+a[i];
    }
  }
}

function swap(obj,pos) {
  var o = eval('document.'+obj);
  if (o) if (imgArr[pos]) o.src = imgArr[pos].src;
}

function doSearch(sort) {
  document.sform.sort.value = sort;
  document.sform.submit();
}