/*  preLoad() */
var iPath = 'http://uralbmt.com/img/';
var iExt = 'gif';
function preLoad()
{
  if(document.images)
  {
    var argLen = arguments.length;
    for(var i = 0; i < argLen; i++)
    {
      var arg = arguments[i];
      self[arg] = new Image();
      self[arg].src = iPath + arg + '.' + iExt;
    }   
  }
}